Chemistry of hydrocarbon compounds inventions 08/07

20070203374 - System and method for forming gas hydrates: A system for forming gas hydrates includes a reactor adapted to receive a hydrate-forming fluid and a reaction fluid and react the hydrate-forming and reaction fluids within a reverse micellar solution to form gas hydrate particles; and a gas hydrate removal system coupled to the reactor, the gas hydrate removal... Agent: Marger Johnson & Mccollom, P.C.

20070203375 - Composite for catalytic distillation and its preparation: The present invention relates to a composite for catalytic distillation, comprising a substrate material, and a modifying material and an active material, wherein said substrate material is made of porous materials, said modified material comprises at least one metal oxide, and said active material comprises an active component for a... Agent: Birch Stewart Kolasch & Birch

20070203376 - Processes for producing xylenes using isomerization and transalkylation reactions and apparatus therefor: Processes for making xylene isomer use integrated transalkylation and isomerization reaction zones to enhance xylene recovery and enable reduction in capital costs and energy consumption.... Agent: Honeywell Intellectual Property Inc Patent Services

20070203377 - Process for the catalytic hydrodealkylation of alkylaromatic hydrocarbons: Process for the catalytic hydrodealkylation alone of hydrocarbons, comprising C8-C13 alkylaromatic compounds, optionally mixed with C4-C9 aliphatic and cycloaliphatic products, which comprises treating said hydrocarbon compositions, in continuous and in the presence of hydrogen, with a catalyst consisting of a ZSM-5 zeolite, as such or in a bound form, wherein... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070203378 - Process for the selective catalytic hydrodealkylation of alkylaromatic hydrocarbons: Process for the catalytic hydrodealkylation alone of hydrocarbon compositions comprising C8-C13 alkylaromatic compounds, optionally in a mixture with C4-C9 aliphatic and cycloaliphatic products, including the treatment in continuous of said hydrocarbon compositions, in the presence f water, with a catalyst consisting of a ZSM-5 zeolite as such or in bound... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070203379 - Process for mixing an oxidant having explosive potential with a hydrocarbon: The invention provides a process for the mixing of an oxidant having explosive potential with a hydrocarbon material, which comprises conveying a first stream comprising the hydrocarbon material and a second stream comprising the oxidant into a microchannel apparatus, allowing mixing to occur, and withdrawing the mixture. The process is... Agent: Shell Oil Company

20070203381 - Cracking 1-ethers over unmodified gamma-alumina: 1-Ethers may be cracked over untreated γ-alumina having a pore volume of more than 1.0 cc/g and an average pore diameter of more than 150 angstroms (Å) at a temperature from 250 to 350° C. and a pressure from 10 to 200 kPa at high conversions and good selectivity to... Agent: Kenneth H. Johnson Patent Attorney

20070203380 - Light olefin production via dimethyl ether: Improved processing for the production of light olefins is provided involving synthesis gas conversion to form an effluent including product dimethyl ether, subsequent separation of the product dimethyl ether and conversion thereof to the desired light olefins. The synthesis gas conversion effluent may also desirably include methanol and at least... Agent: Honeywell Intellectual Property Inc Patent Services

20070203385 - Method of making and process for using molecular sieve catalyst: This invention provides a process for manufacturing a catalyst with a desired attrition index, comprising the steps of selecting at least one molecular sieve having a morphology and size index (MSI) of from 1 to about 1000 to secure said desired attrition index of said catalyst.... Agent: Exxonmobil Chemical Company Law Technology

20070203383 - Methanol-to-olefins process with reduced coking: A process for producing light olefins from oxygenates wherein internal reactor are protected from metal-catalyzed coking preferably by employing a protective layer.... Agent: Honeywell Intellectual Property Inc Patent Services

20070203382 - Oxygenate conversion to olefins with enhanced carbonyl recovery: Improved processing of an oxygenate-containing feedstock involving increased or enhanced removal or recovery of carbonyls, particularly, acetaldehyde via either or both application of a more stringent stripping regime or addition of a sulfite-containing material.... Agent: Honeywell Intellectual Property Inc Patent Services

20070203384 - Oxygenate conversion to olefins with metathesis: Improved processing of an oxygenate-containing feedstock for increased production or yield of light olefins, particularly for increased relative yield of propylene is provided. Such processing involves oxygenate conversion to olefins and subsequent oxygenate conversion effluent stream treatment including isomerization of at least a portion of the 1-butenes to 2-butenes and... Agent: Honeywell Intellectual Property Inc Patent Services

20070203386 - Process for the preparation of and composition of a feedstock usable for the preparation of lower olefins: The invention provides a process for the preparation of lower olefins by a thermal cracking process, a process for the preparation of a synthetic hydrocarbon feedstock for such a process, and a composition of a high performance feedstock usable in said process.... Agent: Knobbe Martens Olson & Bear LLP

20070203387 - Olefinic feedstock treatment processes: Aromatic by-products are sorbed from mono-olefin-containing feedstocks of olefins having from about 6 to 22 carbon atoms per molecule that contain aromatic by-products having from 7 to 22 carbon atoms per molecule. A benzene-containing regenerant displaces and desorbs the aromatic by-products from the sorbent and a regeneration effluent is provided.... Agent: Honeywell Intellectual Property Inc Patent Services

20070197844 - Treating oxygenate containing feedstreams in the conversion of oxygenates to olefins: This invention is directed to removing contaminants from an oxygenate-containing feedstream for an oxygenate to olefin reaction system. Oxygenate feeds used in the conversion of oxygenates to olefins, and which contain contaminants, are heated to form a vapor stream and a liquid stream. The heating is conducted so that a... Agent: Exxonmobile Chemical Company Law Technology

20070197845 - Removal of catalyst fines from a reaction system: This invention provides a process for limiting the loss of catalyst particles through olefin product streams and regenerator flue gas streams exiting the reaction system. In particular, this invention provides for removing catalyst particles from the reactor using a water stream and from the regenerator using a two step separation... Agent: Exxonmobil Chemical Company Law Technology

20070197846 - Method and system for regenerating catalyst from a plurality of hydrocarbon conversion apparatuses: The present invention is directed to a method and system for integrating a catalyst regeneration system with a plurality of hydrocarbon conversion apparatuses, preferably, a plurality of multiple riser reactor units. One embodiment of the present invention is a reactor system including a plurality of reactor units, at least one... Agent: Exxonmobil Chemical Company Law Technology

20070197847 - Ni catalysts and methods for alkane dehydrogenation: Catalysts and methods for alkane oxydehydrogenation are disclosed. The catalysts of the invention generally comprise (i) nickel or a nickel-containing compound and (ii) at least one or more of titanium (Ti), tantalum (Ta), niobium (Nb), hafnium (Hf), tungsten (W), yttrium (Y), zinc (Zn), zirconium (Zr), or aluminum (Al), or a... Agent: Fish & NeaveIPGroup Ropes & Gray LLP

20070197848 - Low temperature low cost sulfuric acid alkylation process: Novel reactor design allows to provide a new and optimum sulfuric acid alkylation process which is operated at low temperature to provide all the benefits, with no complex mixing devices and cumbersome internals which have to be installed through manways. The novel art provided in this embodiment, provides novel Eductor... Agent: Amarjit Singh Bakshi Refining Hydrocarbon Technologies LLC

20070197849 - Minimizing corrosion in a methanol-to-olefin effluent processing system: The present invention is directed toward reducing corrosion in a methanol-to-olefin (MTO) effluent processing system, and particularly in the condensate removal system thereof, by injecting a neutralization agent into one or more target regions of the MTO effluent processing system. The neutralization agent ensures that any localized condensation in the... Agent: Exxonmobil Chemical Company Law Technology

20070191654 - Oligomerization and catalysts therefor: Sulphur-containing olefinic feedstocks are oligomerized over zeolite catalysts.... Agent: Exxonmobil Chemical Company

20070191655 - Process for the conversion of natural gas to hydrocarbon liquids: A process for converting natural gas to liquid hydrocarbons comprising heating the gas through a selected range of temperature for sufficient time and/or combustion of the gas at a sufficient temperature and under suitable conditions for a reaction time sufficient to convert a portion of the gas stream to reactive... Agent: Conley Rose, P.C. David A. Rose

20070191660 - High throughput process for manufacturing molecular sieves: A method of crystallizing a crystalline molecular sieve having a pore size in the range of from about 2 to about 19 Å, said method comprising the steps of (a) providing a mixture comprising at least one source of ions of tetravalent element (Y), at least one hydroxide source (OH−),... Agent: Exxonmobil Chemical Company Law Technology

20070191656 - Mcm-22 family molecular sieve composition: wherein M is an alkali metal; (b) treating said mixture at crystallization conditions for less than 72 hr to form a treated mixture having said MCM-22 family molecular sieve, wherein said crystallization conditions comprises a temperature range from about 160° C. to about 250° C.; and (c) recovering said MCM-22... Agent: Exxonmobil Chemical Company Law Technology

20070191658 - Method of preparing a molecular sieve composition: (c) crystallizing said pre-formed extrudate under vapor phase conditions in a reactor to form said crystalline molecular sieve whereby excess alkali metal hydroxide is removed from the pre-formed extrudate during crystallization. The crystalline molecular sieve product is useful as catalyst in hydrocarbon conversion processes.... Agent: Exxonmobil Chemical Company Law Technology

20070191659 - Molecular sieve composition: The invention relates to a crystalline molecular sieve composition which is obtainable by crystallizing a pre-formed extrudate mixture in a reactor and, during crystallization, removing excess alkali metal hydroxide from the pre-formed extrudate. The pre-formed extrudate mixture comprises at least one source of ions of tetravalent element Y, at least... Agent: Exxonmobil Chemical Company Law Technology

20070191657 - Process for manufacturing mcm-22 family molecular sieves: wherein Y is a tetravalent element, X is a trivalent element, M is an alkali metal; (b) treating said mixture at crystallization conditions for less than 72 hr to form a treated mixture having said molecular sieve, wherein said crystallization conditions comprise a temperature in the range of from about... Agent: Exxonmobil Chemical Company Law Technology

20070191661 - Oligomerization reaction: The invention is directed to a method of selectively oligomerizing olefin monomers by controlling feedstock composition and reaction conditions. Reaction conditions are chosen to include at least one of: (a) dimer recycle; (b) staged injection of monomer; and (c) utilization of a two catalyst system.... Agent: Exxonmobil Chemical Company

20070191663 - Process for manufacturing molecular sieve of mfs framework type and its use: wherein the m is in the range of from about 10 wtppm to about 2 wt. % (based on total weight of the synthesis mixture), the n is in the range of from about 0.005 to 0.05, the x is in the range of from about 0.01 to about 0.3,... Agent: Exxonmobil Chemical Company Law Technology

20070191662 - Process for dimerizing olefins: A process for dimerizing olefins in the presence of a catalyst, a hydrocarbon feedstock containing C4 to C6 isoolefins is subjected to dimerization. The process comprises the steps of contacting the C4 to C6 isoolefins at conditions conducive to dimerization with a catalytic material comprising an acidic mesoporous molecular sieve,... Agent: Birch Stewart Kolasch & Birch

20070191664 - Methane conversion to higher hydrocarbons: The present invention provides a process for the manufacture of acetylene and other higher hydrocarbons from methane feed using a reverse-flow reactor system, wherein the reactor system includes (i) a first reactor and (ii) a second reactor, the first and second reactors oriented in a series relationship with respect to... Agent: Exxonmobil Chemical Company

20070191665 - Ni catalysts and methods for alkane dehydrogenation: Catalysts and methods for alkane oxydehydrogenation are disclosed. The catalysts of the invention generally comprise (i) nickel or a nickel-containing compound and (ii) at least one or more of titanium (Ti), tantalum (Ta), niobium (Nb), hafnium (Hf), tungsten (W), yttrium (Y), zinc (Zn), zirconium (Zr), or aluminum (Al), or a... Agent: Fish & NeaveIPGroup Ropes & Gray LLP

20070185356 - Catalyst treatment useful for aromatics conversion process: A process for preparing a transalkylation catalyst, the catalyst itself, and a transalkylation process for using the catalyst are herein disclosed. The catalyst comprises rhenium metal on a solid-acid support such as mordenite, which has been treated with a sulfur-based agent. Such treatment reduces the amount of methane produced by... Agent: Honeywell Intellectual Property Inc Patent Services

20070185357 - Catalytic process for the oligomerization of olefinic monomers: p

20070185359 - Gasoline production by olefin polymerization: A process unit for the zeolite-catalyzed conversion of light refinery olefins from an FCC unit such as ethylene, propylene, and butylene to gasoline boiling range motor fuels comprises at least two sequential, serially connected reactors connected in parallel to a fractionation section with at one or two fractionators for separating... Agent: Exxonmobil Research & Engineering Company

20070185358 - Process for generating linear alpha olefin comonomers: The present invention relates to a method for preparing linear alpha olefin comonomers, such as 1-butene, 1-hexene or 1-octene, from ethylene monomer. The comonomer generated is stored on site for use in a subsequent process, such as a polyethylene polymerization reactor. The method includes the steps of feeding an ethylene... Agent: Exxonmobil Chemical Company Law Technology Department

20070185361 - In-line process for generating comonomer: The present invention relates to an in-line method for generating comonomer from monomer, such as ethylene. The comonomer generated is directly transported, without isolation or storage, to a polyethylene polymerization reactor. The in-line method includes the steps of providing an in-line comonomer synthesis reactor and a downstream gas/liquid phase separator... Agent: Exxonmobil Chemical Company

20070185360 - Process for generating linear apha olefin comonomers: The present invention relates to an in-line method for generating comonomer, from monomer, such as ethylene. The comonomer generated is directly transported, without isolation or storage, to a polyethylene polymerization reactor. The in-line method includes the steps of providing an in-line comonomer synthesis reactor and a downstream gas/liquid phase separator... Agent: Exxonmobil Chemical Company

20070185362 - Process for generating alpha olefin comonomers: The present invention relates to a method for preparing olefin comonomers from ethylene. The comonomer generated can be used in a subsequent process, such as a polyethylene polymerization reactor. The comonomer generated can be transported, optionally without isolation or storage, to a polyethylene polymerization reactor. One method includes the steps... Agent: Exxonmobil Chemical Company

20070185363 - Transition metal catalysts: R1,R2,R3, and R4 are the same or different and represent hydrocarbyl or functionalized hydrocarbyl moieties with the proviso that if D is nitrogen, R is not a cyclic ether, and optionally an activator. The transition metal catalysts are suitable for the selective trimerisation or tetramerisation of olefins in particular ethylene.... Agent: Nixon & Vanderhye, PC

20070185364 - In-line process for generating comonomer: The present invention relates to an in-line method for generating comonomer, such as 1-hexene or 1-octene, from monomer, such as ethylene. The comonomer generated is directly transported, without isolation or storage, to a polyethylene polymerization reactor. The in-line method for generating comonomer includes the steps of providing an in-line comonomer... Agent: Exxonmobil Chemical Company

20070179325 - Hydrogen storage: Compositions and methods for storing hydrogen in a clathrate hydrate. The clathrate hydrate according to the present invention originates from a composition, which comprises water and hydrogen, as well as a promotor compound. The promotor compound provides a large reduction of the pressure needed and/or an increase of the temperature... Agent: Peacock Myers, P.C.

20070179326 - Process and plant for conversion of waste material to liquid fuel: A process and plant for the thermocatalytic conversion of waste materials into reusable fuels and a fuel produced by the process, involving the steps of delivering melted waste material (11) to one or more pyrolysis chambers (26) via heated and valved manifolds (22) and effecting pyrolysis of the waste material... Agent: Armstrong Kratz Quintos Hanson & Brooks Intellectual Property Law Offices

20070179327 - Process for producing 1-octene from butadiene in the presence of titanium catalysts: A method is described for the preparation of 1-octene starting from butadiene, wherein in a first step (a) the bis-hydrodimerization of butadiene to 1,7-octadiene is effected in the presence of a catalyst based on palladium containing one or more tri-substituted monodentate phosphines, in an aprotic polar solvent, in a second... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070179328 - Impact tool: An impact tool, which can realize the reduction of noise without inviting the reduction of a fastening ability and which can improve the durability of a damper while preventing its damage. The impact tool includes a rotary impact mechanism mounted on a spindle to be rotationally driven by a motor,... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20070179329 - Alkylaromatics production: A process for alkylation of an alkylatable aromatic compound to produce a monoalkylated aromatic compound, comprising the steps of: (a) providing at least one reaction zone having a water content with at least one catalyst; (b) supplying the reaction zone with at least one alkylatable aromatic compound and at least... Agent: Exxonmobil Chemical Company Law Technology

20070179330 - Method for the production of butadiene: p

20070179331 - Method for hydrocarbon isomerization: An improved isomerization process for hydrocarbon feedstreams through the use of aqueous-treated ferrierite catalysts is disclosed.... Agent: Exxonmobil Research & Engineering Company