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Chemistry of hydrocarbon compounds March list of patents 03/08

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
  
03/27/2008 > patent applications in patent subcategories. list of patents
  
03/20/2008 > patent applications in patent subcategories. list of patents

20080071124 - Catalyst comprising nanocarbon strutures for the production of unsaturated hydrocarbons: The present invention relates to catalysts comprising at least one support and at least one layer applied to said support, said layer containing a) 20 to 95% by weight of at least one aluminum, silicon, titanium or magnesium oxide compound or a silicon carbide or a carbon support or mixtures... Agent: Scully Scott Murphy & Presser, PC

20080071125 - Method of converting triglycerides to biofuels: A triglyceride-to-fuel conversion process including the steps of (a) preconditioning unsaturated triglycerides by catalytic conjugation, cyclization, and cross-link steps; (b) contacting the modified triglycerides with hot-compressed water containing a catalyst, wherein cracking, hydrolysis, decarboxylation, dehydration, aromatization, or isomerization, or any combination thereof, of the modified triglycerides produce a crude hydrocarbon... Agent: Dinsmore & Shohl LLP

20080071126 - Process for producing para-xylene: In a process for producing a para-xylene enriched product from a gaseous mixture comprising at least para-xylene, meta-xylene and ortho-xylene, the gaseous mixture is contacted with an adsorbent capable of selectively adsorbing para-xylene and comprising a crystalline molecular sieve having an average crystal size between about 0.5 micron and about... Agent: Exxonmobil Chemical Company

20080071127 - Process for removal of oxygenates from a paraffin stream: The present invention comprises a process for removal of oxygenates from a paraffin-rich or olefin-rich paraffin stream which comprises passing a feed stream, comprising one or more C10 to C15 feed paraffins or C10 to C15 olefin-rich paraffin stream and one or more oxygenates through an adsorbent bed comprising one... Agent: Honeywell Intellectual Property Inc Patent Services

20080071128 - Method of making porous crystalline materials: e

  
03/13/2008 > patent applications in patent subcategories. list of patents

20080064906 - Continuous flowing pre-treatment system with steam recovery: The present invention is directed to a continuous process for pretreating a lignocellulosic feedstock. A feedstock slurry is provided, which has a solids concentration of 10% to 33% by weight. The feedstock slurry is pumped through a heating train of at least two stages, each stage including a pump to... Agent: Fitzpatrick Cella Harper & Scinto

20080064907 - Methods for purifying alkane liquids: Methods for purifying liquid alkanes are provided. The methods produce alkanes having low absorbance, particularly at 193 nm. The alkane liquids are useful as immersion liquids in photomicrolithography employed for production of electronic circuits.... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20080064908 - Catalyst for cycloolefin production and process for production: A catalyst for production of a cycloolefin by partial hydrogenation of a monocyclic aromatic hydrocarbon, wherein the catalyst comprises zirconia as a carrier, and particles having an average primary particle diameter in a range of from 3 to 50 nm and an average secondary particle diameter in a range of... Agent: Greenblum & Bernstein, P.L.C

20080064909 - Method for producing exo-tetrahydrodicyclopentadiene using ionic liquid catalyst: An exo-tetrahydrodicyclopentadiene is produced from endo-tetrahydrodicyclopentadiene through isomerization reaction. An acidic ionic liquid is used in the isomerization. The isomerization of endo-tetrahydrodicyclopentadiene gives a reaction conversion and a selectivity both higher than 99%. Besides, the ionic liquid used is environmental-friendly and recyclable.... Agent: Troxell Law Office PLLC

20080064910 - Xylene production processes employing rhenium-containing catalysts: Processes for making xylene employ catalysts containing rhenium and a molecular sieve component comprising an acidic MFI molecular sieve having a Si/Al2 molar ratio of less than about 80 and mordenite to provide a transalkylation product with a low content of benzene co-boilers. The invention encompasses the use of sulfided... Agent: Honeywell Intellectual Property Inc Patent Services

20080064911 - Propylene oligomerization process: A process for the oligomerization of propylene is disclosed wherein MCM-22 zeolite prepared as a distillation structure is used in a reaction distillation zone under conditions of temperature and pressure to concurrently react the propylene to produce oligomers thereof and separate the oligomer products from unreacted propylene by fractional distillation... Agent: Osha Liang LLP / Cdtech

20080064912 - Process for preparing a layered molecular sieve composition: A process for preparing a layered composition has been developed. The composition comprises an inner core and an outer layer comprising a molecular sieve. The process involves providing a slurry comprising inner core particles and sources of the framework elements of the molecular sieve. To this slurry there are added... Agent: Honeywell Intellectual Property Inc Patent Services

  
03/06/2008 > patent applications in patent subcategories. list of patents

20080058563 - Stable, aqueous-phase, basic catalytsts and reactions catalyzed thereby: A catalytic process for converting biomass-derived carbohydrates to liquid alkanes, alkenes, and/or ethers is described. The process uses combinations of self- and crossed-aldol condensation reactions, dehydration reactions, and hydrogenation reactions, over specified metal-containing catalysts, to yield alkane, alkene, and ether products from carbohydrate reactants.... Agent: Dewitt Ross & Stevens S.c. Wisconsin Alumni Research Foundation

20080058564 - Production of alkylated aromatic hydrocarbons from methane: In a process for converting methane to alkylated aromatic hydrocarbons, a feed containing methane is contacted with a dehydrocyclization catalyst under conditions effective to convert said methane to aromatic hydrocarbons and produce a first effluent stream comprising aromatic hydrocarbons and hydrogen. At least a portion of said aromatic hydrocarbon from... Agent: Exxonmobil Chemical Company

20080058565 - Boron carbide as an effective friedel-crafts type catalyst: The compound, boron carbide, B4C, is an effective catalyst for the conversion of benzylic halides to polybenzyls.... Agent: Philip Dumas Dept. Of Chemistry

20080058566 - Processes for reduction of alkylation catalyst deactivation utilizing low silica to alumina ratio catalyst: Alkylation systems and methods of minimizing alkylation catalyst regeneration are described herein. The alkylation systems generally include a preliminary alkylation system adapted to receive an input stream including an alkyl aromatic hydrocarbon and contact the input stream with a preliminary alkylation catalyst disposed therein to form a first output stream.... Agent: Fina Technology Inc

20080058567 - Critical phase alkylation process: A process for the production of ethylbenzene by the ethylation of benzene in the critical phase over a molecular sieve aromatic alkylation catalyst. An aromatic feedstock having a benzene content of at least 90 wt. % is supplied into a reaction zone into contact with a zeolite beta alkylation catalyst... Agent: Fina Technology Inc

20080058568 - Processes for the reduction of alkylation catalyst deactivation utilizing stacked catalyst bed: Alkylation systems and methods of minimizing alkylation catalyst regeneration are discussed herein. The alkylation systems generally include a preliminary alkylation system adapted to receive an input stream including an alkyl aromatic hydrocarbon and contact the input stream with a first preliminary alkylation catalyst disposed therein to form a first output... Agent: Fina Technology Inc

20080058569 - Process for the dissociation of mtbe: k

20080058570 - Process for the dissociation of mtbe: Isobutene is prepared by a process in which a) an MTBE-containing stream I is separated by distillation into an MTBE-containing overhead stream II and a bottom stream III which comprises compounds having boiling points higher than that of MTBE; and b) the MTBE present in the overhead stream II is... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080058571 - Oxygenate conversion using molecular sieve ssz-75: The present invention relates to new crystalline molecular sieve SSZ-75 having STI framework topology prepared using a tetramethylene-1,4-bis-(N-methylpyrrolidinium) dication as a structure-directing agent and its use in catalysts for converting oxygenates, e.g., methanol, to olefins.... Agent: Chevron Corporation

20080058572 - Process for preparing isoolefins: wherein R1=a tertiary alkyl radical having 4 to 6 carbon atoms, and R2=H or an alkyl radical, in a gas phase over a solid catalyst, in the temperature range of 200 to 400° C., at a pressure of 0.1 to 1.2 MPa, in a reactor which is equipped with a... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080058573 - Catalyst and process for preparing isoolefins: A catalyst, useful in the preparation of isoolefins and containing 0.1 to 20% by mass of an alkali metal oxide, an alkaline earth metal oxide and mixtures thereof; 0.1 to 99% by mass of aluminum oxide; and 0.1 to 99% by mass of silicon dioxide, is prepared by a) treating... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080058574 - Microchannel apparatus and methods of conducting catalyzed oxidative dehydrogenation: Methods of oxidative dehydrogenation are described. Surprisingly, Pd and Au alloys of Pt have been discovered to be superior for oxidative dehydrogenation in microchannels. Methods of forming these catalysts via an electroless plating methodology are also described. An apparatus design that minimizes heat transfer to the apparatus' exterior is also... Agent: Frank Rosenberg

20080058575 - Process for the dissociation of mtbe: Isobutene is prepared by dissociation of MTBE in the gas phase, by a) fractional distillation of an MTBE-containing stream comprising feed MTBE (I) and a recycle stream (VIII) to give an MTBE-containing overhead stream (II) and a bottom stream (III) having a boiling point higher than MTBE, b) catalytic dissociation... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

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