Chemistry: electrical current producing apparatus, product, and process inventions

20090263680 - Alternative path cooling of a high temperature fuel cell: Systems and methods provide for the thermal management of a high temperature fuel cell. According to embodiments described herein, a non-reactant coolant is routed into a fuel cell from a compressor or a ram air source. The non-reactant coolant absorbs waste heat from the electrochemical reaction within the fuel cell.... Agent: Hope Baldauff Hartman, LLC

20090263679 - Shutdown operations for an unsealed cathode fuel cell system: Processes to shut down a fuel cell system are described. In one implementation (300), a load (215) is cyclically engaged and disengaged across a fuel cell stack (205) so as to deplete the fuel available to the system's fuel cells (205). Voltage and/or current thresholds may be used to determine... Agent: General Motors Company Legal Staff

20090263681 - Thermal management of a high temperature fuel cell electrolyzer: Apparatus, systems, and methods provide for the management of a high temperature electrolysis process. According to embodiments described herein, a fuel cell electrolyzer stack is utilized in an electrolysis process. One implementation includes the use of a solid oxide electrolyzer. Input voltage is cycled around a thermal neutral voltage such... Agent: Hope Baldauff Hartman, LLC

20090263682 - Fuel cell system and method for the operation of a reformer: The invention relates to a fuel cell system comprising a re-former (10) for reacting fuel (12) and oxidizer (14) so as to obtain reformate (16) as well as at least one fuel cell (18) to which reformate (16) is fed. The reformer (10) is fitted with a reformer burier (20)... Agent: Maginot, Moore & Beck, LLP Chase Tower

20090263683 - Method and device for improving the service life of a fuel cell at transitions in operation: The subject of the present invention relates to a method and a protector for reducing degradation of fuel cell systems at transitions in operation, in particular at electrodes or catalysts in a combustion chamber of a stack of a PEM fuel cell system in startup and shutoff events of the... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20090263685 - Method and system for feedback controlling/controlling a total air fuel ratio of a reformer: The invention relates furthermore to a system with a reformer (10) comprising at least a combustion zone (12) and an evaporation zone (14) connected to the combustion zone (12) and with a a controller (26) for closed/open loop control of a total lambda value. In accordance with the invention the... Agent: Dickinson Wright PLLC

20090263686 - Method of operating a fuel cell system: A method of operating a fuel cell system includes step a) of providing a package accommodating a fuel cell stack and a hydrogen-rich gas supply configured to supply hydrogen-rich gas, step b) of detecting leakage of a combustible gas, comprised of the hydrogen-rich gas or a raw fuel gas, using... Agent: Panitch Schwarze Belisario & Nadel LLP

20090263684 - Reforming system and reforming method: A reforming system including: a mixing section that mixes a reforming fuel and a reforming raw material other than the reforming fuel to produce a mixed gas; a reforming section that generates hydrogen from the mixed gas; a reforming fuel supply flow path; a reforming raw material supply flow path;... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090263690 - Apparatus for generating hydrogen and fuel cell power generation system having the same: Disclosed are an apparatus for generating hydrogen and a fuel cell power generation system that have the same. The apparatus in accordance with an embodiment of the present invention include: an electrolytic bath configured to contain electrolyte solution; an anode placed inside the electrolytic bath and configured to generate an... Agent: Mcdermott Will & Emery LLP

20090263688 - Fuel cell: A fuel cell (10) has a fuel electrode, an air electrode, an electrolyte film (15) held between the fuel electrode and the air electrode, a liquid fuel tank (21) for containing liquid fuel, and a gas-liquid separation film (22) provided between the liquid fuel tank (21) and the fuel electrode.... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090263689 - Fuel cell system: A fuel cell system includes a fuel cell stack, a heat exchanger, a reformer, and a combustor. A combustion gas path for supplying the combustion gas produced in the combustor to the heat exchanger as the heat medium is provided. The combustion gas path is provided between a space of... Agent: Lahive & Cockfield, LLP Floor 30, Suite 3000

20090263687 - Fuel cell system having hydrogen generating apparatus: In a fuel sell system having a hydrogen generating apparatus, data of electric power to be supplied in response to a fluctuating power load is input to a system controller. Based on this data of electric power, an amount of water dissolved fuel to be supplied to a reactor is... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090263691 - Fuel cell system: A fuel cell system including a fuel cell, a reformer, a combustor that heats the reformer using anode off-gas of the fuel cell as a fuel, and a ratio controller that controls a ratio of a combustion component supplied to the combustor in accordance with a temperature distribution in a... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090263694 - Apparatus for generating hydrogen and fuel cell power generation system having the same: Disclosed are an apparatus for generating hydrogen and a fuel cell power generation system that have the same. The apparatus in accordance with an embodiment of the present invention include: an electrolytic bath configured to contain electrolyte solution; an anode placed inside the electrolytic bath and configured to generate an... Agent: Mcdermott Will & Emery LLP

20090263695 - Apparatus for generating hydrogen and fuel cell power generation system having the same: Disclosed are an apparatus for generating hydrogen and a fuel cell power generation system that have the same. The apparatus in accordance with an embodiment of the present invention include: an electrolytic bath into which an electrolyte solution is injected; an anode placed inside the electrolytic bath and configured to... Agent: Mcdermott Will & Emery LLP

20090263692 - Electrode cartridge, hydrogen generating apparatus and fuel cell power generation system having the same: An electrode cartridge, a hydrogen generating apparatus and a fuel cell power generation system equipped with the electrode cartridge and hydrogen generating apparatus are disclosed. The electrode cartridge can include an anode configured to generate electrons in an electrolyte solution, a cathode configured to generate hydrogen from the electrolyte solution... Agent: Mcdermott Will & Emery LLP

20090263693 - Hydrogen generating apparatus and fuel cell generation system: A hydrogen generating apparatus and a fuel cell power generation system having the hydrogen generating apparatus are disclosed. The hydrogen generating apparatus can include an electrolyte bath configured to contain an electrolyte solution, an anode placed inside the electrolyte bath and configured to generate electrons, a cathode placed inside the... Agent: Mcdermott Will & Emery LLP

20090263696 - Shutdown operations for a sealed anode fuel cell system: Processes to shut down a fuel cell system are described. In one implementation (400), fuel (H2) and oxidizer (air) flow is halted and the system's anode region (305) is sealed. A load (215) is then engaged across the system's fuel cell stack (205) so as to deplete much of the... Agent: General Motors Company Legal Staff

20090263699 - Diaphragm for solid polymer fuel cell and membrane-electrode assembly: wherein the adhesive layer is made of a hydrocarbon cation exchange resin having a Young's modulus of 1 to 300 MPa and a solubility of less than 1% by mass in water of 20° C.; and a membrane-electrode assembly which is obtained by forming a catalyst electrode layer on at... Agent: Norris, Mclaughlin & Marcus, P.A.

20090263697 - Fuel cell: A fuel cell stack includes a plurality of cells each including an MEA 10 sandwiched by separators 20. A hydrogen gas supply pipe 31 and an air supply pipe 32 for externally supplying gas, and a hydrogen gas discharge pipe 35 and an air discharge pipe 36 for discharging unreacted... Agent: Rossi, Kimms & Mcdowell LLP.

20090263698 - Fuel cell system and fuel cell: A fuel cell system which allows uniform fuel distribution to respective fuel cells, comprising: a plurality of fuel cells 5 each including an anode 2, a cathode 3 and an electrolyte membrane 4 disposed between the anode 2 and the cathode 3; and a fuel supply flow path 6 branched... Agent: Scully Scott Murphy & Presser, PC

20090263700 - Fuel cell assembly: A fuel cell assembly is comprised of a plurality of stack units. Each stack unit includes a first cell and a second cell, and each cell includes an electrode of a first polarity and an electrode of a second polarity, with an ion permeable membrane disposed therebetween. The stack unit... Agent: U S Army Research Laboratory Attn: Rdrl-loc-i

20090263701 - Method of producing separator material for polymer electrolyte fuel cell: A method of producing a polymer electrolyte fuel cell separator material efficiently produces a separator material that has a uniform and reduced thickness and exhibits excellent properties. The method includes dispersing 100 parts by weight of a carbonaceous powder in a resin solution to prepare a slurry having a viscosity... Agent: Flynn Thiel Boutell & Tanis, P.C.

20090263702 - Integrated baffles for a fuel cell stack: A subgasket for a fuel cell is provided. The subgasket includes a barrier layer having an elongate primary seal formed thereon. The seal has at least one inwardly extending baffle adapted to militate against a reactant bypass flow in the fuel cell. A fuel cell and fuel cell stack having... Agent: Fraser Clemens Martin & Miller LLC

20090263703 - Cap assembly and secondary battery using the same: In a secondary battery that includes a cap assembly, the cap assembly includes a cap plate that includes a vent formed on one surface of the cap plate and a reinforcing portion formed at a region adjacent to the vent, on the opposing surface of the cap plate to the... Agent: Stein Mcewen, LLP

20090263705 - Isolation tray for a battery system: A battery assembly includes a housing and N charge storage devices within the housing. The system also includes a first tray includes a first side that includes X areas that transfer first current from electrolyte leaked from a first one of the N charge storage devices to a current detector.... Agent: Harness, Dickey & Pierce, P.L.C

20090263704 - Power stroage and power transfer method and apparatus: A power storing container replacement and charging method and system which allows continuous/uninterrupted power enables a user to continuously use a device without the device being relegated to a wired device for an extended period of time. The method and system includes an apparatus which is able to retain a... Agent: Haverstock & Owens LLP

20090263706 - Venting system for an underground enclosure: A pressurized underground enclosure includes a battery venting system having a battery within a battery box in a sealed enclosure. A first pipe is fluidly connected to the battery box and an ambient atmosphere and includes a vacuum generator for reducing a pressure in the battery box. A second pipe... Agent: Stephen B. Salai, Esq. Harter Secrest & Emery LLP

20090263707 - High energy lithium ion secondary batteries: Lithium ion secondary batteries are described that have high total energy, energy density and specific discharge capacity upon cycling at room temperature and at a moderate discharge rate. The improved batteries are based on high loading of positive electrode materials with high energy capacity. This capability is accomplished through the... Agent: Dardi & Associates, PLLC

20090263708 - System and method of integrated thermal management for a multi-cell battery pack: Disclosed is a multi-cell battery pack system that includes a plurality of cylindrical cells; a cradle with an interior surface that defines a channel extending through the length of the cradle and an exterior surface that mechanically positions each of the cells radially around and parallel to the channel and... Agent: Schox PLC

20090263709 - Secondary battery cell, stacked secondary battery and battery assembly: A secondary battery includes collector electrodes, a contact area of the collector electrode in contact with a cathode or a anode, a terminal portion formed in the collector electrode and not in contact with the cathode or anode, and a connecting portion to which a conductive member is connected. As... Agent: Kenyon & Kenyon LLP

20090263710 - Aa alkaline battery: In an AA alkaline battery, an opening of a battery case is sealed by a gasket. The battery case houses a positive electrode, a negative electrode, a separator, and an alkaline electrolyte. The positive electrode contains manganese dioxide having a potential of higher than or equal to 270 mV measured... Agent: Mcdermott Will & Emery LLP

20090263711 - Battery pack: A battery pack, including a cell including a cathode, an anode, and an electrode terminal having a bolt coupling region on a surface thereof, a circuit board electrically coupled to the cell and having a bolt through-hole at a position corresponding to the bolt coupling region, and a bolt passing... Agent: Lee & Morse, P.C.

20090263713 - Battery cover assembly: A battery cover assembly includes a back cover, a battery cover and at least one elastic device. The back cover includes a battery chamber recessed there-into and an separation-preventing portion protruding therefrom. The battery cover is slidably mounted on the battery chamber of the back cover and includes an anti-detaching... Agent: PCe Industry, Inc. Att. Steven Reiss

20090263712 - Film-packaged electric device: To provide a film-packaged battery 1 in which battery element 2 formed by collectively joining a plurality of positive and negative extending portions 2a and 2b to positive and negative electrode leads 3a and 3b for each polarity, is surrounded by laminate films 5 and 6 which are formed by... Agent: Sughrue Mion, PLLC

20090263714 - Sealing gasket for alkaline dry cell: [Means for Solving the Problems] A polyhexamethylene dodecamide resin is used as a resin material of injection molding, and one part or the whole of the same kind of recycled material which was once used in injection molding is used as the resin material of a section including at least... Agent: Harness, Dickey & Pierce, P.L.C

20090263715 - Films for electrochemical structural elements and method for producing such filsm: The invention relates to a paste-like mass that can be used in electrochemical structural elements, including a heterogeneous mixture of (1.) a matrix (A) containing at least one organic polymer, precursors thereof, or prepolymers thereof, and a plasticizer, and (2.) an electrochemically activatable inorganic material in the form of a... Agent: Duane Morris LLP - PhiladelphiaIPDepartment

20090263716 - Anode material having a uniform metal-semiconductor alloy layer: The present invention relates to methods for producing anode materials for use in nonaqueous electrolyte secondary batteries. In the present invention, a metal-semiconductor alloy layer is formed on an anode material by contacting a portion of the anode material with a solution containing metals ions and a dissolution component. When... Agent: Howrey LLP-ca

20090263717 - Nonaqueous electrolyte secondary battery anode material with a uniform metal-semiconductor alloy layer: The present invention relates to nonaqueous electrolyte secondary batteries and durable anode materials and anodes for use in nonaqueous electrolyte secondary batteries. The present invention also relates to methods for producing these anode materials. In the present invention, a metal-semiconductor alloy layer is formed on an anode material by contacting... Agent: Howrey LLP-ca

20090263718 - Positive electrode for lithium secondary cell and lithium secondary cell using the same: e

20090263719 - Non-aqueous electrolyte secondary battery: A non-aqueous electrolyte secondary battery uses as its positive electrode active material a mixture of a first lithium-containing transition metal oxide containing nickel and manganese as transition metals and having a crystal structure belonging to the space group R3m and a second lithium-containing transition metal oxide containing nickel, cobalt, and... Agent: Kubovcik & Kubovcik

20090263720 - Aa alkaline battery and aaa alkaline battery: An AA alkaline battery includes a positive electrode containing larger than or equal to 9.30 g of manganese dioxide. The cumulative pore volume of pores having diameters from 0.97 μm to 10.2 μm, both inclusive, is in the range from 0.0035 ml/g to 0.0070 ml/g, both inclusive, in measurement of... Agent: Mcdermott Will & Emery LLP

20090263721 - Lithium secondary battery and production method of the same: To provide a lithium secondary battery which suppresses a decrease in the charge and discharge efficiency during a battery storage test and which is excellent in maintaining the battery capacity after the storage test. There are disclosed a nonaqueous lithium battery, comprising: a positive electrode active material comprising a lithium-containing... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090263722 - Negative electrode for lithium primary battery and lithium primary battery: A lithium primary battery includes a positive electrode, a negative electrode, a separator, a positive electrode case, a negative electrode case, a gasket, and a non-aqueous electrolyte. The negative electrode includes: lithium or a lithium alloy; a lithium carboxylate layer formed on a surface of the lithium or lithium alloy;... Agent: Mcdermott Will & Emery LLP

20090263723 - Aprotic polymer/molten salt ternary mixture solvent, method for the production and use thereof in electrochemical systems: The invention relates to an aprotic polymer/molten salt ternary mixture solvent and to a corresponding quaternary mixture additionally comprising an ionic conducting salt, which are prepared by mixing the constituents of the mixture. These mixtures are advantageously used in the preparation of electrochemical membranes, electrochemical systems and of electrochromic systems.... Agent: Buchanan, Ingersoll & Rooney PC

20090263724 - Nanostructure material, method for the preparation thereof: e

20090263725 - High elastic modulus polymer electrolytes: A polymer that combines high ionic conductivity with the structural properties required for Li electrode stability is useful as a solid phase electrolyte for high energy density, high cycle life batteries that do not suffer from failures due to side reactions and dendrite growth on the Li electrodes, and other... Agent: Weaver Austin Villeneuve & Sampson LLP

20090263726 - Anode and method of manufacturing same, secondary battery and method of manufacturing same, and sulfone compound: A secondary battery capable of improving the cycle characteristics is provided. The secondary battery includes a cathode and an anode oppositely arranged with a separator in between, and an electrolytic solution. At least one of the cathode, the anode, the separator, and the electrolytic solution contains a sulfone compound having... Agent: Sonnenschein Nath & Rosenthal LLP

20090263727 - Lithium cell with cathode including iron disulfide and iron sulfide: A primary cell having an anode comprising lithium or lithium alloy and a cathode comprising iron disulfide (FeS2), iron sulfide (FeS) and carbon particles. The electrolyte comprises a lithium salt dissolved in a solvent mixture. A cathode slurry is prepared comprising iron disulfide (FeS2) powder, iron sulfide (FeS) powder, carbon,... Agent: The Procter & Gamble Company Global Legal Department - Ip

20090263728 - Centrifugal atomization for producing zinc powder: A centrifugal impact atomization process for producing zinc or zinc alloy powder from molten zinc. A stream of molten zinc is injected onto the surface of a spinning disk contained within an atomization chamber. The disk has a cup shaped cavity having an open end, opposing closed end and integral... Agent: The Procter & Gamble Company Global Legal Department - Ip

20090258255 - Method for producing diamond having acicular projection array structure on surface thereof, diamond material, electrode and electronic device: A method for producing a diamond having an acicular projection array structure on a surface thereof comprises the step of forming the acicular projection array structure on a surface of a diamond base material by treating the surface of the diamond base material by dry etching using oxygen gas. At... Agent: Kinney & Lange, P.A.

20090258258 - Device and method for operation of a fuel cell: A pressure equalizing system (16) having two variable volume elements which interact with one another via a separating medium which can be deformed or can be moved as a function of the pressure difference, with a constant total volume, is positioned upstream of a fuel cell (11) in order to... Agent: Scully Scott Murphy & Presser, PC

20090258257 - Fuel cell system: A fuel cell system including a fuel cell stack having a plurality of single cells stacked on one another, each single cell including an anode to which fuel gas can be supplied, a cathode to which oxidizing gas can be supplied, and a solid polymer electrolyte membrane interposed between the... Agent: Drinker Biddle & Reath (dc)

20090258256 - System and method of starting a fuel cell system: A system and method for starting up a fuel cell system are disclosed. Briefly described, an embodiment for starting an electrochemical reaction between a fuel and an oxidant during a start-up process includes a fuel cell stack operable to output a nominal voltage during a normal operating condition and operable... Agent: Seed Intellectual Property Law Group PLLC

20090258259 - Catalytic heat exchangers and methods of operation: A catalytic heat exchanger comprises a first channel and a second channel, separated by a partition wall. Catalyst coated metal substrates are removably inserted into the first or the second channel or both, which facilitates catalytic reactions in the channel. Energy released in the reaction in one channel is transferred... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090258262 - Fuel cell system and corresponding operating method: A fuel cell system (1), especially in a motor vehicle, includes at least one fuel cell (2) for generating electricity, at least one reformer (3) for generating a reformat gas, a fuel supply means (13) for feeding fuel to the reformer (3), a recycling means (83), which has a recycling... Agent: Mcglew & Tuttle, PC

20090258260 - Fuel cell system and method for calculating circulation ratio in the same: There are disclosed a fuel cell system capable of inhibiting freezing at a joining part of a supply gas and a circulation gas during a system operation, and a method for calculating circulation ratio in the system. In the fuel cell system of the present invention, the circulation gas discharged... Agent: Kenyon & Kenyon LLP

20090258261 - Fuel cell system and method of controlling the same: A fuel cell system and a control method thereof are capable of preventing anode flooding due to a temperature difference between a stack and reformate upon starting a fuel cell system. The method of controlling a fuel cell system including steps of detecting a temperature of a fuel cell stack,... Agent: Robert E. Bushnell & Law Firm

20090258264 - Cartridge adsorber system for removing hydrogen sulfide from reformate: A system for removal of H2S from sulfur-containing reformate comprising a permanent canister assembly having fittings for flow of reformate therethrough and a replaceable cartridge assembly containing an H2S adsorber element and fittings for convenient, simple, and reliable mating and sealing with the permanent canister assembly. The cartridge assembly comprises... Agent: Delphi Technologies, Inc.

20090258263 - Hydrogen generator and fuel cell system: Provided is a hydrogen generator capable of suppressing degradation in capability of a hydrogen generator which is caused by crush of particulate reforming catalyst and of suppressing decrease in reforming efficiency due to decrease in heat transfer efficiency of a catalyzing portion which is caused by the crush of the... Agent: Mcdermott Will & Emery LLP

20090258265 - Fuel supply device for fuel cell and fuel cell system using the same: A fuel supply device for a fuel cell and a fuel cell system using the same that prevent H2O, used in reforming from reaching and collecting in the fuel cell stack. The fuel supply device for a fuel cell includes a fuel reformer adapted to generate reformate via a reforming... Agent: Robert E. Bushnell & Law Firm

20090258266 - Fuel cartridge and fuel cell generation system having the same: A fuel cartridge and a fuel cell power generation system equipped with the fuel cartridge are disclosed. The fuel cartridge can include a hydrogen generation part, which generates hydrogen by reacting with an electrolyte solution, a liquid-gas separation membrane, which surrounds the hydrogen generation part and separates the generated hydrogen... Agent: Mcdermott Will & Emery LLP

20090258267 - Apparatus for solid-oxide fuel cell shutdown: An emergency shutdown apparatus for a solid-oxide fuel cell system, including a fuel cell stack, comprises a reservoir containing a reducing fluid, a valve enabling or preventing flow of the reducing fluid from the reservoir to the fuel cell stack, a timing circuit operating and controlling the valve, and a... Agent: Paul L. Marshall, Esq. Delphi Technologies, Inc.

20090258268 - Fuel cell system with fuel cell stack receptacle: A fuel cell system with a fuel cell stack receptacle that encloses at least one fuel cell stack and at least one fuel cell stack peripheral, and retains the fuel cell stack(s) in a compressed state.... Agent: Seed Intellectual Property Law Group PLLC

20090258269 - System for controlling the power output of a fuel cell stack and battery: A system for controlling the power output of a fuel cell stack and a battery in a hybrid fuel cell system. The system includes a power damping filter that receives a power request signal, and damps the request to reduce large changes in the power request. A battery state of... Agent: MillerIPGroup, PLC General Motors Corporation

20090258270 - Fuel cell system and mobile article: There is disclosed a fuel cell system including a fuel cell for generating electric power by a reaction of a fuel gas an oxidation gas, and a power storage device, and being configured to perform a scavenging operation when an operation of the fuel cell is stopped for discharging a... Agent: Kenyon & Kenyon LLP

20090258271 - Fuel cell comprising a gas coolant cooling device: A fuel cell comprising a plurality of adjacent cell elements forming a stack of cell elements, a device for cooling said stack of cell elements by forced heat exchange with a coolant gas such as air by means of at least one generator of a gas flow along an airstream... Agent: Air Liquide Intellectual Property

20090258272 - Membrane-electrode assembly for direct liquid fuel cell and method of manufacturing the same: A membrane-electrode assembly for a direct liquid fuel cell having improved performance and stability and a method of manufacturing the same are provided. The membrane-electrode assembly includes an anode including a first main catalyst layer, a second main catalyst layer, and a co-catalyst layer disposed between the main catalyst layers,... Agent: Occhiuti Rohlicek & Tsao, LLP

20090258273 - Assemblies for electrochemical devices: m

20090258274 - Membrane electrode assembly and fuel cells of increased power:

20090258275 - Polymer electrolyte, polymer electrolyte membrane, membrane electrode assembly, and fuel cell: Provided is a polymer electrolyte including a triblock copolymer having: a segment A which has a glass transition temperature of 40° C. or lower, and is ion conductive; and a segment B which has a glass transition temperature of 70° C. or higher, and is non-ion conductive, the segment A... Agent: Canon U.s.a. Inc. Intellectual Property Division

20090258277 - Fuel cell system: A fuel cell system includes a fuel cell body that generates electricity through electrochemical reaction of a first reactive gas and a second reactive gas, a first gas supply passage and a second gas supply passage supplying the first reactive gas and the second reactive gas to the fuel cell... Agent: Kenyon & Kenyon LLP

20090258279 - Fuel cell system, in particular, for use on board a commercial aircraft or motor vehicle: For operation on board a commercial aircraft (11) or motor vehicle, a fuel cell (12) together with its educt fittings (13H, 13O) is operated in the air cushion (14) of a pressure-tight enclosing housing (15) in order to prevent hydrogen (H) possibly still issuing from leaks (16) against that increased... Agent: Scully Scott Murphy & Presser, PC

20090258276 - Fuel cell unit, fuel cell unit array, fuel cell module and fuel cell system: r

20090258278 - Natural gas direct carbon fuel cell: A natural gas fueled, direct carbon fuel cell produces electricity and hydrogen. It adds to an existing direct carbon fuel cell a carbon dioxide injection port to the cathode compartment; a natural gas feed port to the anode compartment, a hydrogen extraction port from the anode compartment, and a carbon... Agent: Louis Ventre, Jr

20090258281 - Early warning method for abnormal state of lithium battery and recording medium: An early warning method for an abnormal state of a lithium battery and a recording medium applicable to a portable electronic device are provided. The method includes the following steps. A plurality of curves of voltage against electric quantity is obtained according to different predicted average current consumptions of the... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090258280 - Power output apparatus and method of setting secondary battery: In a power output apparatus of the invention, a battery 36 is constructed by a lithium ion battery satisfying a first requirement of Sb/Pm2max>0.09 (m2/kW) as a relation of a total electrode area Sb of the battery to a rated output (maximum output) Pm2max of a motor MG2 in power... Agent: Sughrue Mion, PLLC

20090258282 - Battery module, electric storage device and electric system: A battery module is configured so that the first cell string and the second cell string are arranged between the first plate member and the second plate member and the second cell string is arranged closer to the second plate member side than the first cell string is and is... Agent: Crowell & Moring LLP Intellectual Property Group

20090258283 - Protection circuit assembly and battery pack having the same: A battery pack includes a bare cell and a protection circuit assembly electrically connected to the bare cell. The protection circuit assembly includes a protection circuit board on which a protection module, a PTC thermistor, an external connection terminal, a first connection terminal and a second connection terminal are mounted.... Agent: Christie, Parker & Hale, LLP

20090258284 - Battery mounting mechanism: A battery mounting mechanism includes a terminal connector, a first stopper, a second stopper, and a release button. The first stopper is disposed movably in the Z axis direction with respect to the terminal connector. The second stopper is disposed on the opposite side of the terminal connector with respect... Agent: Wenderoth, Lind & Ponack L.L.P.

20090258285 - Battery pack: A battery pack includes a multi cell assembly having a plurality of bare cells, the multi cell assembly defining opposing planar surfaces. The battery pack also includes a protection circuit at one side of the multi cell assembly, a case surrounding a periphery of the multi cell assembly and the... Agent: Christie, Parker & Hale, LLP

20090258287 - Battery cover assembly for electronic device: A battery cover assembly (12) for use in a portable electronic device (10) comprises a housing (14), a battery cover (16), and a button assembly (12). The housing (14) defines a receiving space (144) therein and has a edges (145) formed thereon. The edges (145) has a button chamber (147)... Agent: PCe Industry, Inc. Att. Steven Reiss

20090258286 - Modular battery pack and computer and familly of computers having a modular battery pack: A stackable modular battery pack system is disclosed that includes at least two modular battery packs, including first and second battery packs. Each of the modular battery packs comprises a case in which a battery is disposed, first electrical contacts electrically connected to the battery and disposed on an exterior... Agent: Gateway, Inc. Attn: Patent Attorney

20090258288 - Batteries and components thereof and methods of making and assembling the same: An exemplary embodiment includes a method of sealing battery cooling plates.... Agent: General Motors Corporation C/o Reising, Ethington, Barnes, Kisselle, P.C.

20090258289 - Battery cooling plate design with discrete channels: One exemplary embodiment including a battery cooling plate has discrete channels. In one exemplary embodiment each of the channels has a width ranging from about 1 mm to about 5 mm. In another exemplary embodiment the battery cooling plate includes a first cooling channel having a flow path generally in... Agent: General Motors Corporation C/o Reising, Ethington, Barnes, Kisselle, P.C.

20090258290 - Pouch type lithium secondary battery: The present invention is related to a pouch type lithium secondary battery. The pouch type lithium secondary battery according to the present invention may comprise an electrode assembly including a positive electrode, a separator and a negative electrode, and a pouch having a groove for receiving the electrode assembly and... Agent: H.c. Park & Associates, PLC

20090258292 - Alkaline battery and sealing unit for alkaline battery: An opening part of a battery casing is sealed by a sealing unit into which a negative electrode terminal plate, a negative electrode current collector joined to the negative electrode terminal plate, and a gasket are integrated. The gasket includes a boss part through which the negative electrode current collector... Agent: Mcdermott Will & Emery LLP

20090258291 - Direct manufactured fuel cell plug and method: The invention is directed to a direct manufactured fuel cell plug, preferably used with aircraft fuel tanks or bays, comprising a digitally manufactured part, wherein the fuel cell plug is designed to securely fit into and seal an opening to be sealed in a fuel tank to eliminate all substantial... Agent: NovatechIPLaw

20090258293 - Pouch type rechargeable battery: A pouch type rechargeable battery that comprises an electrode assembly comprising a first electrode, a second electrode, and a separator interposed between the first and second electrodes is disclosed. The battery further comprises a pouch case comprising a case cover and a case body that is formed with a space... Agent: H.c. Park & Associates, PLC

20090258294 - Subfluorinated graphite fluorides as electrode materials: Subfluorinated graphite fluorides of formula CFx wherein x is in the range of 0.06 to 0.63, e.g., 0.10 to 0.46, are used as electrode materials in electrochemical devices that convert chemical energy to electrical current, e.g., batteries. The invention additionally provides methods of manufacturing electrodes with the subfluorinated graphite fluorides,... Agent: Greenlee Winner And Sullivan P C

20090258295 - Electrochemical energy source, and method for manufacturing such an electrochemical energy source: The invention relates to an electrochemical energy source, comprising: a substrate, and at least one stack deposited onto said substrate, the stack comprising: an anode, a cathode, and an intermediate solid-state electrolyte separating said anode and said cathode; and at least one electron-conductive barrier layer being deposited between the substrate... Agent: Philips Intellectual Property & Standards

20090258296 - Lithium-containing composite oxide and its production method: A lithium/nickel/cobalt/manganese-containing composite oxide powder represented by the formula LipNixCoyMnzMqO2-aFa (wherein M is at least one element selected from the group consisting of Al, Ge, Sn, alkaline earth metal elements and transition metal elements other than Co, Mn and Ni, 0.9≦p≦1.1, 0.2≦x≦0.5, 0.2≦y≦0.5, 0.1≦z≦0.4, 0≦q≦0.05, 1.9≦2-a≦2.1, p+x+y+z+q=2, and 0≦a≦0.02), characterized... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090258297 - Battery: Primary alkaline batteries include cathodes containing manganese dioxide and anodes including zinc. The weight ratio of the manganese dioxide to zinc is relatively low because the manganese dioxide has a relatively high oxygen content.... Agent: Fish & Richardson P.C.

20090258298 - Graphite particle, carbon-graphite composite particle and their production processes: The graphite particle of the present invention has an average particle diameter of 5 to 50 μm, wherein one or more recesses having a depth of 0.1 to 10 μm are formed in the surface. The graphite particle is produced by a mixing step for mixing raw material graphite particles... Agent: Birch Stewart Kolasch & Birch

20090258299 - Battery grid: A battery grid includes a frame that includes a top element, a bottom element, a first side element, and a second side element. The battery grid also includes a plurality of wires provided within the frame and defining a plurality of open areas and a current collection lug extending from... Agent: Foley And Lardner LLP Suite 500

20090258300 - Ethylene/vinyl alcohol-derived copolymer fiber: b

20090252994 - Battery pack system: The invention described here is a modular energy system for electric vehicles. This modular electrical power system is comprised of a group of battery packs, a rack, and a charging and exchange station. Each battery pack fits into a case that has a handle to make it easy to grasp... Agent: Dykas, Shaver & Nipper, LLP

20090252998 - Automotive fuel cell water management system and method of operating same: Actuators are attached with plates of a fuel cell stack. Electrical power is provided to the actuators to drive the actuators to mechanically excite the plates to agitate liquid water restricting or blocking flow fields formed in the plates.... Agent: Brooks Kushman P.C./fgtl

20090252996 - Conveying device for conveying single separator plates for fuel cells: There is provided a conveying method for attracting and conveying separators for a fuel cell, from a stack of the separators, one at a time. According to the conveying method, when a separator arranged at the top of the separators stacked on top of each other is attracted, gas is... Agent: Kenyon & Kenyon LLP

20090252997 - Fuel cell system and its operation stop method: The present invention provides a fuel cell system including a fuel cell, a hydrogen gas pipe system for supplying a fuel gas to the fuel cell, and an injector for adjusting a pressure of the upstream side of the hydrogen gas pipe system to supply the hydrogen gas to the... Agent: Kenyon & Kenyon LLP

20090252995 - Fuel cell with oxygen transport membrane: A power generator includes a fuel cell having a proton exchange membrane for generating electricity from hydrogen and oxygen. An oxygen generator is coupled to the proton exchange membrane for providing oxygen to the proton exchange membrane. A hydrogen producing fuel may be used to provide hydrogen to the proton... Agent: Honeywell International Inc. Patent Services

20090252999 - Solid oxide fuel cell process and apparatus: Conveying gas containing sulfur through a sulfur tolerant planar solid oxide fuel cell (PSOFC) stack for sulfur scrubbing, followed by conveying the gas through a non-sulfur tolerant PSOFC stack. The sulfur tolerant PSOFC stack utilizes anode materials, such as LSV, that selectively convert H2S present in the fuel stream to... Agent: Kremblas, Foster, Phillips & Pollick

20090253004 - Fuel cell electricity-generating device: A stable and high reliability fuel cell electricity-generating device capable of generating electricity even in the case of sudden drop of load power. A fuel cell generating electric power from a fuel and an oxidizer, a fuel processor producing fuel to be supplied into the fuel cell from an electricity-generating... Agent: Ratnerprestia

20090253003 - Fuel cell system and method of scavenging fuel cell system: A fuel cell system is provided with a fuel cell that supplies fuel gas to an anode electrode and that supplies oxidant gas to a cathode electrode to generate electric power; a scavenging gas supply device that scavenges the inside of the fuel cell; a temperature detection device that detects... Agent: Lahive & Cockfield, LLP Floor 30, Suite 3000

20090253001 - Fuel cell system, fuel cell vehicle, and operating method for fuel cell system: A utility supply system (SS) supplies a fluid containing an antioxidant of a gaseous phase to a stack (1) of proton-exchange membrane fuel cells, for efficient removal of hydroxy radical.... Agent: Foley And Lardner LLP Suite 500

20090253002 - Optimizing reactions in fuel cells and electrochemical reactions: This invention relates to novel methods for affecting, controlling and/or directing various reactions and/or reaction pathways or systems by exposing one or more components in a fuel cell reaction system to at least one spectral energy pattern. In a first aspect of the invention, at least one spectral energy pattern... Agent: Mark G. Mortenson

20090253000 - System and method for operating a high temperature fuel cell as a back-up power supply with reduced performance decay: A method is provided for reducing degradation in a fuel cell assembly, including at least one fuel cell with a PBI membrane, during standby, operation. The method may include electrochemically consuming an oxidant from a cathode coupled to the PBI membrane in response to a disconnection of an external load... Agent: Alleman Hall Mccoy Russell & Tuttle LLP

20090253006 - Micro fuel cell and corresponding microreactor, supplied with hydrogen, for producing electric energy: A device for producing energy for portable applications including at least one micro fuel cell and a microreactor, having a reaction chamber including a catalyst, for producing hydrogen gas to be fed to the micro fuel cell. The microreactor includes at least one substrate of a composite material for making... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.A.

20090253005 - Reformer for a fuel cell: A reformer (10) for a fuel cell has a chamber (26) including a chamber inlet (20) for the input of a reactant gas mixture and a chamber outlet (24) for the output of a reformed gas, a catalytic active medium being arranged in the chamber. The reformer (10) has a... Agent: Roberts Mlotkowski Safran & Cole, P.C. Intellectual Property Department

20090253008 - Fuel cell system: A fuel cell system of the present invention includes a fuel cell, a supply channel which supplies, to the fuel cell, a fuel gas supplied from a fuel supply source, a variable gas supply device which adjusts a gas state on an upstream side of this supply channel to supply... Agent: Kenyon & Kenyon LLP

20090253007 - Method and apparatus for anode oxidation prevention and cooling of a solid-oxide fuel cell stack: An apparatus and method for a normal system shutdown of a SOFC system implements a control strategy that utilizes existing system hardware and operating processes already used during normal operation of the SOFC system. The control strategy enables the SOFC system to generate the fluid needed for prevention of oxidation... Agent: Delphi Technologies, Inc.

20090253009 - Fuel cell: The present invention provides a fuel cell which is capable to improve heat exchange efficiency with a plurality of tubular cells. The fuel cell of the present invention comprises: a plurality of tubular cells; heat exchangers arranged at the outside of the tubular cells, wherein at least a part of... Agent: Kenyon & Kenyon LLP

20090253010 - Unit cell assembly, fuel cell, and method for manufacturing unit cell assembly: A unit cell assembly, stacked in a plurality to form a fuel cell, includes: a separator; a unit cell constituent member disposed at a first region on one face of the separator; a seal member which is formed of an elastic member and bonded to a second region surrounding the... Agent: Gifford, Krass, Sprinkle,anderson & Citkowski, P.c

20090253013 - Electrode for fuel cell, membrane electrode assembly and fuel cell: A fuel cell electrode includes a catalyst layer including an ion conductive substance, an electron conductive substance, and a catalytic activity substance. The catalytic activity substance includes Pt and at least one metal other than Pt. The catalyst layer includes at least two regions differing in the content ratio of... Agent: Nixon & Vanderhye, PC

20090253011 - Fuel cell: A fuel cell that includes an anode-side diffusion layer, an anode-side catalyst layer, an electrolyte membrane, a cathode-side catalyst and a cathode-side diffusion layer layered in that order. The anode-side catalyst layer includes Pt—Ru catalyst. A catalyst layer portion of the anode-side catalyst layer apart from the electrolyte membrane and/or... Agent: Kenyon & Kenyon LLP

20090253012 - Fuel cell: A fuel cell including an anode conductive layer, an anode catalyst layer, an electrolyte membrane, a cathode catalyst layer, a cathode conductive layer, and a cathode diffusion layer stacked in this order, in which the cathode diffusion layer has a fabric structure in which a water-swellable fiber and a non-water-swellable... Agent: Nixon & Vanderhye, PC

20090253014 - Fuel cell module and manufacturing method thereof: A fuel cell module includes: an electrode member having a membrane electrode assembly, which is formed from an electrolyte membrane and a pair of electrode catalyst layers that is disposed on both sides of the electrolyte membrane in the thickness direction, and having a pair of porous layers disposed on... Agent: Oliff & Berridge, PLC

20090253017 - Fuel cell stack: Solid oxide fuel cell stack obtainable by a process comprising the use of a glass sealant with composition 50-70 wt % SiO2, 0-20 wt % Al2O3, 10-50 wt % CaO, 0-10 wt % MgO, 0-2 wt % (Na2O+K2O), 5-10 wt % B2O3, and 0-5 wt % of functional elements selected... Agent: Dickstein Shapiro LLP

20090253015 - Polyarylene block copolymer and use thereof: wherein n represents an integer of 10 or more, Ar4 and Ar5 each independently represent a divalent aromatic group, these divalent aromatic groups may be substituted by an alkyl group having 1-10 carbon atoms, an alkoxy group having 1-10 carbon atoms, an aryl group having 6-10 carbon atoms, an aryloxy... Agent: Sughrue Mion, PLLC

20090253016 - Porous membrane, method for producing porous membrane, solid polymer electrolyte membrane, and fuel cell: It is intended to provide a porous membrane comprising a film or sheet made of a polymer or inorganic material, characterized by having a large number of pores of 0.1 to 100 μm in pore size formed by irradiation with an ultra-short pulse laser with a pulse width of 10−9... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090253018 - Fuel cell: An output cable for transferring an output of a fuel cell stack to a device provided outside a stack case and an output terminal portion of the fuel cell stack are connected to each other, and a blocking device capable of blocking the fuel cell stack from supplying the output... Agent: Kenyon & Kenyon LLP

20090253021 - Fuel cell system: A fuel cell system having an adsorber placed in an air supply path to an air electrode of a fuel cell and receiving a chemical filter for adsorbing impurities contained in air; measurement means for measuring the amount per unit time of air having passed the adsorber; detection means for... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090253020 - Interconnector for a fuel cell stack and method for production: An interconnector is made of ferritic chromium steel, on which a cupriferous layer is disposed. This layer prevents interdiffusion between the chromium steel and additional components with which the interconnector has direct contact. According to the state of the art, such diffusion occurs particularly if these additional components contain nickel.... Agent: Jordan And Hamburg LLP

20090253019 - Mixing pump device and fuel cell: A mixing pump device (1) used for fuel cells etc. has two inflow paths (51, 52), inflow side active valves (21, 22) arranged at the two inflow paths (51, 52), respectively, a pump chamber (11) into which liquids flow via each of two inflow paths (511, 522), four outflow paths... Agent: Flynn Thiel Boutell & Tanis, P.C.

20090253023 - Fuel cell and gasket for fuel cell: In a fuel cell including a gasket, which includes a lip portion, as a sealing member, the fuel cell includes a fuel cell constituent element (18) disposed adjacent to the lip portion (50) of the gasket (48), and a non-adhesive layer (54) disposed between the gasket (48) and the fuel... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090253022 - Seal for pem fuel cell plate: A seal structure is disclosed for forming a substantially fluid tight seal between a UEA and a plate of a fuel cell system, the seal structure including a sealing member formed in one fuel cell plate, a seal support adapted to span feed area channels in an adjacent fuel cell... Agent: Fraser Clemens Martin & Miller LLC

20090253024 - Nitro-compound cathodes for batteries and semi-fuel cells: There is disclosed a cathode/fuel formulation used for primary cells (batteries) or even for semi-fuel cells. More particularly, there is disclosed an air-breathing cathode semi-fuel cell having an anode and a cathode formulation, wherein the anode comprises a formulation of metals and alloys selected from the group consisting of Li,... Agent: Jeffrey B. Oster

20090253025 - Sodium ion based aqueous electrolyte electrochemical secondary energy storage device: A secondary hybrid aqueous energy storage device includes an anode electrode, a cathode electrode which is capable of reversibly intercalating sodium cations, a separator, and a sodium cation containing aqueous electrolyte, wherein an initial active cathode electrode material comprises an alkali metal containing active cathode electrode material which deintercalates alkali... Agent: Foley And Lardner LLP Suite 500

20090253026 - Electrical battery comprising flexible generating elements and a system for the mechanical and thermal conditioning of said elements: An electrical battery includes a plurality of electrical energy generating elements formed by at least one electrochemical cell that is packaged in a flexible sealed envelope, and a system for the mechanical and thermal conditioning of the elements. The conditioning system forms a structural body made from thermally conductive material.... Agent: Bachman & Lapointe, P.C.

20090253027 - Bms having waterproof function: Disclosed herein is a battery management system for controlling the operation of a middle- or large-sized battery pack, the battery management system comprising: a battery management system printed circuit board (BMS PCB) comprising a circuit and elements for controlling the operation of the battery pack; a connector attached to one... Agent: Birch Stewart Kolasch & Birch

20090253028 - Temperature adjustment mechanism and vehicle: A temperature adjustment mechanism has an electric power supply device, and a member that is provided between and in contact with the electric power supply device and a heat transfer member and that contains a PTC material.... Agent: Kenyon & Kenyon LLP

20090253029 - Battery unit with blower: A battery unit includes a battery housing, a module assembly, electrode portions, fins and a blower. The module assembly includes battery modules having positive terminals and negative terminals. The electrode portions are disposed to connect the positive and negative terminals of the battery modules. The fins are disposed along the... Agent: Harness, Dickey & Pierce, P.L.C

20090253030 - Battery receptacle: A battery receptacle for use with a medical device, said receptacle comprising at least one cavity accessed via a respective door, said cavity adapted to slidably receive at least one non-cylindrical battery to engage with electrical contacts in a single predetermined orientation, said receptacle and said battery each being provided... Agent: Mccarter & English, LLP Stamford

20090253031 - Electrolyte composition, photoelectric conversion element using the same, and dye-sensitized photovoltaic cell: An electrolyte composition containing an ionic liquid and conductive particles, an electrolyte composition containing an ionic liquid and oxide semiconductor particles and optionally containing conductive particles, and an electrolyte composition containing an ionic liquid and insulating particles are provided. Furthermore, a photoelectric conversion element comprising: a working electrode, the working... Agent: Sughrue Mion, PLLC

20090253032 - Multi-layer, microporous polyolefin membrane, its production method, battery separator, and battery: A multi-layer, microporous polyolefin membrane comprising first microporous layers constituting at least both surface layers and at least one second microporous layer disposed between both surface layers; said first microporous layer being made of a first polyolefin comprising (i) polypropylene, or (ii) a mixture of 50% or more by mass... Agent: Sughrue Mion, PLLC

20090253033 - Anode and secondary battery: A secondary battery capable of improving the cycle characteristics and the swollenness characteristics is provided. The secondary battery includes a cathode, an anode, and an electrolytic solution. The anode includes an anode active material layer having a plurality of fine pores on an anode current collector. The anode active material... Agent: Sonnenschein Nath & Rosenthal LLP

20090253034 - Electrical connection terminal for electric power storage cell: The invention concerns an electric power storage cell (100) comprising several electrochemical elements (110) connected in series and/or in parallel, arranged inside a sealed casing (400), said casing (400) comprising means for electrically connecting the electrochemical elements (110) to a power connecting device outside the casing (400). The invention is... Agent: Blakely, Sokoloff, Taylor & Zafman LLP

20090253035 - Non-aqueous electrolyte cell, electrode stabilizing agent, phosphazene derivative and method of producing the same: A non-aqueous electrolyte cell comprises a positive electrode, a negative electrode and a non-aqueous electrolyte containing a support salt. The non-aqueous electrolyte further comprises a phosphazene derivative. The phosphazene derivative having a specified structure functions as an electrode stabilizing agent or a non-combustion agent.... Agent: Sughrue Mion, PLLC

20090253036 - Electrochemical cell: Titanium dioxide or a lithium titanate, especially mesoporous titanium dioxide or lithium titanate, can function as a negative electrode in an electrochemical cell in which the electrolyte is an aqueous solution containing lithium and hydroxide ions.... Agent: Greenlee Winner And Sullivan P C

20090253037 - Method of producing nanoparticles, nanoparticles, and lithium battery comprising electrode comprising the nanoparticles: A method of preparing nanoparticles includes using low-temperature plasma and a pulsed second process gas. Nanoparticles having uniform sizes and nanoparticles having a core-shell structure may be formed. A lithium battery includes an electrode that includes the nanoparticles.... Agent: Stein Mcewen, LLP

20090253038 - Bipolar battery and method of manufacturing same: An apparatus and a method for manufacturing a bipolar battery are disclosed, which are capable of restraining the introduction of a bubble, resulting in superior battery performance. A bipolar battery is disclosed for preparing an electrolyte layer, which includes permeable separators such that the electrolytes can penetrate therein and a... Agent: Young Basile

20090253039 - Lithium-transition metal complex compounds having nth order hierarchical structure, method of preparing the same and lithium battery comprising an electrode comprising the same: A lithium-transition metal complex compound has an nth order hierarchical structure in which n type structures represented by at least one unit of ath order units in a range of 1×10−(a+5) m to 10×10−(a+5) m exist in a complex form, wherein n is a natural number that is 2 or... Agent: Stein Mcewen, LLP

20090253040 - Alkaline dry battery and method for producing the same: An alkaline dry battery of this invention includes: a cylindrical battery case with a bottom; a cylindrical positive electrode having a hollow, being in contact with an inner face of the battery case, and containing a manganese dioxide powder and a graphite powder; a negative electrode disposed in the hollow... Agent: Mcdermott Will & Emery LLP

20090253041 - Flooded lead-acid battery and method of making the same: Positive active material pastes for flooded deep discharge lead-acid batteries, methods of making the same and lead-acid batteries including the same are provided. The positive active material paste includes lead oxide, a sulfate additive, and an aqueous acid. The positive active material paste contains from about 0.1 to about 1.0... Agent: Christie, Parker & Hale, LLP

20090253042 - Method of preparing positive active material for rechargeable lithium battery, positive active material for rechargeable lithium battery prepared by same, and rechargeable lithium battery including positive active material: The present invention relates to a method of preparing a positive active material for a rechargeable lithium battery, a positive active material prepared according to the method, and a rechargeable lithium battery including the same. This manufacturing method includes preparing a complex salt solution by mixing a solution including a... Agent: LexyoumeIPGroup, LLC

20090253043 - Electrode assembly and secondary battery having the same: A secondary battery, which may include an electrode assembly, a can having an upper opening to receive the electrode assembly and a cap assembly finishing the opening of the can is disclosed. The electrode assembly may include a positive electrode plate provided with a positive electrode active material layer, a... Agent: Knobbe Martens Olson & Bear LLP

20090253047 - Electrochemical cell: An electrochemical cell comprises as an anode, a lithium transition metal oxide or sulphide compound which as a [B2]X4n− spinel-type framework structure of an A[B2]S4 spinel wherein A and B are metal cations selected from Li, Ti, V, Mn, Fe and Co, X is oxygen or sulphur, and n− refers... Agent: Fulbright & Jaworski L.L.P.

20090253046 - Lithium ion electrolytes and lithium ion cells with good low temperature performance: There is provided in one embodiment of the invention an electrolyte for use in a lithium ion electrochemical cell. The electrolyte comprises a mixture of an ethylene carbonate (EC), an ethyl methyl carbonate (EMC), an ester cosolvent, and a lithium salt. The ester cosolvent comprises methyl propionate (MP), ethyl propionate... Agent: Karin E. Peterka, Attorney At Law

20090253044 - Nonaqueous electrolyte and lithium ion secondary battery using same: Obtained are a nonaqueous electrolyte solution suitable for a lithium secondary battery having a high energy density, wherein a decrease in the capacity due to charge/discharge cycles is remarkably small and no gas is generated when charging or storing the battery; and a lithium secondary battery using the same. This... Agent: Buchanan, Ingersoll & Rooney PC

20090253045 - Nonaqueous electrolytic solutions and nonaqueous-electrolyte batteries: Nonaqueous electrolytes capable of providing a battery having a high capacity and excellent in storability and cycle characteristics are provided. Also provided are nonaqueous-electrolyte batteries produced with the electrolytes. The nonaqueous electrolytes include ones which (1) contains a cyclic carbonate having an unsaturated bond and further contains a fluorinated cyclic... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090253048 - Nonaqueous electrolyte solution, nonaqueous electrolyte secondary cell, and carbonate compounds: n

20090253049 - Non-aqueous electrolyte and non-aqueous electrolyte secondary battery using the same: A non-aqueous electrolyte can suppress decomposition of a solvent, improve the cycle life of a secondary battery, suppress the rise of resistance of a secondary battery and improve the capacity maintenance ratio of a secondary battery A non-aqueous electrolyte secondary battery formed by using such a non-aqueous electrolyte includes a... Agent: Westerman, Hattori, Daniels & Adrian, LLP