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Measuring And Testing > Gas Analysis Gas AnalysisGas Analysis patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.01/17/08 - 20080011050 - Mesoporous nano-crystalline titania structures for hydrogen sensing A structure includes a substantially non-conductive frame having an exterior surface. The structure defines a plurality of passages that open to the exterior surface. Mesoporous material is disposed in the plurality of passages and is supported therein by the frame. In a method for making a mesoporous nanocrystalline titania hybrid ... 01/17/08 - 20080011049 - Device and method for optical detecting substances contained in waste gases of chemical processes The invention relates to a device and a method for the optical detection of substances contained in exhaust gases of chemical processes, wherein exhaust gases are conducted all the way through a channel element that forms an optical measuring section; at the channel element there are two flanges, closed off ... 11/15/07 - 20070261470 - Oxygen sensor and a method utilising it Use of an oxygen sensor comprising a membrane, preferably in the form of a first tube (2), which is substantially made of zirconium dioxide and has an internal and an external coating (3, 4) of an electrically conductive, catalytic layer. On the electrically conductive, catalytic layer, a porous, preferably ceramic ... 11/01/07 - 20070251297 - Method and apparatus for controlling mass flow rate of recycled anode tail gas in a solid oxide fuel cell system In an SOFC stack system, a reformer supplies reformate to the stack. An anode tail gas portion is recycled into the reformer. An inline flowmeter indicates an apparent recycle flow rate. A map of anode tail gas composition as a function of fuel utilization efficiency U, reformer oxygen/carbon ratio O:C, ... 07/19/07 - 20070163326 - Automatic thermal desorption apparatus and method An analytical apparatus for automatically carrying out a plurality of analytical steps, which apparatus includes: a releasing device for releasing a sample from a sampling tube; device for analysing a first portion of the released sample; a collecting device for collecting a second portion of the released sample; a device ... 05/10/07 - 20070101800 - Liquid or gas sensor and method Fluid sensor containing a fluid cell (1) to enclose a volume of fluid (7), i.e. a gas or liquid, that is to be analysed and a method for producing such a fluid sensor. The fluid sensor comprises an electromagnetic energy source (3) arranged to transmit electromagnetic waves (4) into the ... 04/26/07 - 20070089481 - Portable gas meter A portable, preferably explosion-proof gas meter is improved in respect to shock loads and has a cylindrical measuring cell (5) and an evaluating circuit on a printed circuit board (6). The measuring cell (5) is connected to the printed circuit board (6) and is mounted in the housing in a ... 03/01/07 - 20070044540 - Radiation source for gas sensor A gas sensor radiation source includes a filament in which microcavities having an opening diameter of about half of the absorption spectrum wavelength of a gas whose concentration is to be measured and a depth of twice or more greater than the opening diameter and a bulb enclosing, at a ... 02/22/07 - 20070039373 - Method and device for determining the fractions of lubricants emitted into the atmosphere in coolant processes A method for determining fractions of coolants emitted into the atmosphere in processes using coolants, in particular in the metal processing industry. Here, samples of the atmosphere polluted with fractions of coolants in droplet and vapor form are fed to an evaporator. In the evaporator, the fractions of coolants in ... 02/22/07 - 20070039372 - Hydrogen permeable protective coating for a catalytic surface A protective coating for a surface comprising a layer permeable to hydrogen, said coating being deposited on a catalyst layer; wherein the catalytic activity of the catalyst layer is preserved. ... 11/30/06 - 20060266102 - System, apparatus and method for detecting unknown chemical compounds Apparatus and techniques for detecting unknown chemical compounds in the field are provided. A Digital Signal Processor (DSP) includes a database of chemical signatures and corresponding chemicals. An air sample is analyzed in the field and chemical signature of any chemicals present is determined. This chemical signature is then correlated ... 11/09/06 - 20060248941 - Method and apparatus for detecting and locating explosives, biological, and chemical substances in ducts and structures using tracers A method and an apparatus for detecting, locating, and quantifying explosive materials and devices, and naturally occurring and man-made dangerous or hazardous biological and chemical materials and devices in ducts or piping systems, or other fluid flow systems in buildings such as residential, office, industrial, and power plants, transportation systems ... 11/02/06 - 20060243025 - Method for measuring remaining hydrogen capacity of hydrogen storage canister Disclosed is a method for measuring the available remaining hydrogen capacity of a non-replaced hydrogen storage canister. After the original hydrogen capacity of the hydrogen storage canister is read, the used hydrogen capacity of the hydrogen storage canister is read and remaining hydrogen capacity formula is employed to determine the ... 11/02/06 - 20060243024 - Gas identity analysis by differential mass A scale and container of known volume are used to determine the differential mass of an unknown gas compared to air. The differential mass of the unknown gas is compared to known differential masses of possible gases and the identity of the unknown gas is determined. ... 10/19/06 - 20060230813 - Gas-measuring system with gas sensor and gas generator A gas-measuring system contains at least one gas sensor (1) and at least one gas generator (4). The gas sensor (1) has at least one measuring surface (3), at which a target gas concentration can be measured. The gas generator (4) has at least one discharge surface (5), from which ... 10/05/06 - 20060218987 - Arson and forensic scanner having a hydrocarbon gas detector with a detachable collector cone and kit assembly The present invention relates to a simple and reliable portable flashlight shaped instrument that combines in a first embodiment an array of a combination of ultraviolet, white and multicolor LED arrays in combination with a broad band hydrocarbon gas detector and, in a second embodiment, a combination of ultraviolet, white ... 09/28/06 - 20060213252 - Apparatus and method for rapidly, eco-friendly sample preparation prior to chromatographic determination of chemical substances A method and apparatus for rapidly preprocessing and analyzing chemical substances, which places a vaporization bottle containing a sample inside a microwave device and uses a magneton driving device to drive the magneton inside the vaporization bottle to rotate as to stir the sample liquid even. In the meantime, the ... 09/28/06 - 20060213251 - Carbon nanotube films for hydrogen sensing A multi-layer H2 sensor includes a carbon nanotube layer, and a ultra-thin metal or metal alloy layer in contact with the nanotube layer. The ultra-thin metal or metal alloy layer is preferably from 10 to 50 angstroms thick. An electrical resistance of the layered sensor increases upon exposure to H2 ... 09/07/06 - 20060196246 - Mis-based sensors with hydrogen selectivity The invention provides hydrogen selective metal-insulator-semiconductor sensors which include a layer of hydrogen selective material. The hydrogen selective material can be polyimide layer having a thickness between 200 and 800 nm. Suitable polyimide materials include reaction products of benzophenone tetracarboxylic dianhydride 4,4-oxydianiline m-phenylene diamine and other structurally similar materials. ... 08/31/06 - 20060191318 - Digitally accessible sensor A digitally accessible sensor (DAS) assembly includes a sensor, such as a gas sensor, attached to a printed circuit board which includes an analog-to-digital converter, and a digital interface. This modular design significantly shortens the analog signal path from the sensor and provides digital information to the instrument microcontroller, and ... 08/10/06 - 20060174692 - Wireless gas composition sensor system A sensor system for detecting the presence of at least one specific component in a fluid medium such as an exhaust gas. A sensor is mounted in a sensor body for detecting the presence of at least one specific component and providing a representative signal that is transmitted to a ... 08/10/06 - 20060174691 - Method of controlling degradation of trace gas sensors A method of avoiding or delaying degradation of a transduction molecule in a trace gas sensor by controlling oxygen exposure is disclosed. Degradation of the gas sensor can be avoided by storage of the sensor in a low-oxygen or substantially oxygen-free environment. ... 08/10/06 - 20060174690 - Gas sensor and method of producing gas sensor An object is to provide a gas sensor which can suppress positional shift of a to-be-held member such as a gas detection element, as well as a method of manufacturing the gas sensor. A gas sensor (101) includes a gas detection element (111), a metallic shell (131), a plate packing ... 08/03/06 - 20060169024 - Gas sensor and fuel cell system and automobile employing the same In a gas sensor, at least three levels of current are supplied to a heating element successively in a step-like manner for a predetermined time period. An arithmetic unit receives both-end voltages of the heating element for the respective current after elapse of the predetermined time period and calculates temperature ... 07/13/06 - 20060150712 - Method and apparatus for indicating a parameter of transmitted fluid The invention concerns a method and apparatus for indicating a parameter of a transmitted fluid. One embodiment of the invention comprises a fluid source operatively coupled to a conduit for transmitting a fluid from the fluid source. In addition, a sensor detects a parameter of the fluid, such as the ... 07/13/06 - 20060150711 - Gas supply adapter A single-piece adapter (10) is disclosed for supplying gas to a gas detector (32) that contains at least one gas sensor (34) and that has a gas inlet (30) for allowing gas at the inlet to come into contact with the at least one sensor (34), which adapter comprises: chamber ... 07/06/06 - 20060144123 - Sensor arrangement A chemical sensing system has: an interrogation unit operable to wirelessly transmit an interrogation signal and wirelessly receive a response; an environmentally sealed container for holding a chemical analyte; a sensor array unit in fluid communication with the analyte disposed within the container, where the sensor array unit is operable ... 06/08/06 - 20060117832 - Gas analyzer apparatus A gas analyzer apparatus including a support tube having a distal portion arranged in a flue and a gas sensor supported on the support tube. An air supply tube supplies cooling air into the support tube. A basal portion of the gas sensor is cooled by the cooling air. ... 06/08/06 - 20060117831 - Nano-crystalline and/or metastable metal hydrides as hydrogen source for sensor calibration and self-testing Sensor systems and methods are disclosed herein. In general, a sensor can be provided for detecting the presence of a gas (e.g., hydrogen) in an area proximate to the sensor component. A composite material is generally associated with the sensor, wherein the composite material comprises a metal hydride material for ... 06/01/06 - 20060112756 - Ultrafast and ultrasensitive hydrogen sensors based on self-assembly monolayer promoted 2-dimensional palladium nanoclusters A device and method of making same. The device or hydrogen detector has a non-conducting substrate with a metal film capable of absorbing hydrogen to form a stable metal hydride. The metal film is being on the threshold of percolation and is connected to mechanism for sensing a change in ... 03/16/06 - 20060053864 - Axial flow scan testable filter system A filter system having in-situ scan capabilities is provided. In one embodiment of the invention, the system includes a downstream probe which may be rotated to scan the field of a filter installed in the system. The probe may be utilized for leak detection, velocity measurements, efficiency testing and the ... 03/09/06 - 20060048562 - Gas sensor and control method therefor A gas sensor includes a gas detection chamber into which a detection gas is introduced, a detecting element and a compensating element each disposed in the gas detection chamber, a detection device which detects the concentration of a detection target gas contained in the detection gas, in accordance with a ... 03/02/06 - 20060042353 - Analyte quantitation using semiconducting metal oxide gas sensors A method for quantitating analyte in a process gas stream using a gas sensor system having a plurality of sensor cells containing multiple semiconducting metal oxide gas sensors. The method includes calibrating and baselining each cell, and flowing a process gas through each cell for a respective time interval. Sensor ... 02/02/06 - 20060021420 - Ammonia sensor element, heater, and method for making the same A sensor element can comprise a co-fired heater section, a sensing section, and a third insulating layer disposed between the electrode portion and the temperature sensor. The heater section can comprise a heater, a shield, and a temperature sensor, with a first insulating layer disposed between the heater and the ... 01/05/06 - 20060000257 - System and method for proactive health and environmental management and assessment Particular aspects of the present invention provide novel systems and methods for method for epidemiological and environmental monitoring and assessment, and for active management of human health hazards associated with building environments. In particular aspects, the inventive system and methods are used as a human health and environmental health management ... 12/29/05 - 20050284208 - Gas detecting apparatus, gas detecting method and fuel cell vehicle The gas detecting system of the present invention is equipped with a catalytic combustion type gas sensor 1a and a semiconductor type gas sensor 1b, in a gas detecting system 1 having an operating sate in which generation of electricity is performed, and an idling state, at the time of ... 12/15/05 - 20050274170 - Integrated devices including microimpactor systems as particle collection modules Integrated particle capture and detection devices include a microimpactor system for capturing particles or other materials from a fluid stream. The captured materials are subject to in situ analysis, inactivation or chemical reactions. The devices are particularly suitable as air purification devices or personal protection devices, where the air is ... 12/15/05 - 20050274169 - Vehicle/engine sampling system for precise analysis of exhaust components An apparatus and method of exhaust gas analysis. It includes maintaining a gas sample at a constant temperature and at a constant pressure and maintaining a constant gas sample delay time. ... 12/08/05 - 20050268690 - Method and apparatus for eliminating and compensating thermal transients in gas analyzer The invention concerns a gas analyzer comprising: a measuring volume (2), a radiation source (1) for providing a beam to pass said measuring volume; a heat sink (16) for said radiation source; at least one thermal detector (3) having a hot junction within a support structure and receiving the radiation ... 11/17/05 - 20050252274 - Method and apparatus for determining the efficiency of a vaporizer in a decontamination system An apparatus for determining the efficiency of a vaporizer in a decontamination system, having a first sensor for generating a first signal indicative of the concentration of a decontaminating chemical in a liquid decontaminate before vaporization by a vaporizer, and a second sensor for generating a second signal indicative of ... 11/17/05 - 20050252273 - Gas detection device A gas detector capable of accurately measuring particular components (odors or the like) contained in an ambient gas to be measured, being compact, and capable of being easily formed to be portable, or producing low noise and capable of being small-sized. Having zero gas cylinder (9) as a supplying unit ... 10/20/05 - 20050229675 - Gas sensor with increased measurig sensitivity A gas sensor (1) with a detector element (2), which is specific of the gas to be measured and sends a measured signal that depends on the measured gas concentration, has increased measuring sensitivity for measurements in the concentration range from less than 1 ppb to a few ppb. The ... 09/15/05 - 20050199037 - Pump for supplying a gas to a sensor and methods therefor A pump for a gas sampling or analyzing system includes a pump body having walls impervious to the gas and an electrical coil within the body. The pump is coupled in series with a gas sensor and a gas volume containing the gas to be sampled or analyzed. By varying ... 08/25/05 - 20050183490 - Systems and methods for detecting contaminants The present invention relates to a system and method for sampling a gas flow to measure one or more contaminants within a semiconductor processing tool. The system includes a portable unit containing one or more dry traps, Tenax traps and, if desired, wet impingers. The unit is coupled to a ... 07/28/05 - 20050160788 - Method and apparatus for power management A gas sensing device comprising at least one of a thermocouple and a thermopile generating a voltage, a voltage regulator converting the voltage thereby producing a converted voltage, and a gas sensor powered by the converted voltage. Another embodiment describes a power supply for producing an output at a given ... 07/21/05 - 20050155407 - Method and device for measuring oxygen content in a closed target space A method and apparatus for measuring the oxygen content in a closed target space, particularly for monitoring inertization levels in an inert gas device for fire prevention and/or fire extinguishing. Toward the aim of proposing a method for measuring the oxygen content in a target space with which an effective, ... ### FreshPatents.com Support |