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| Number | Title | Issue Date |
| 8076527 | Process for production of ethylbenzene from toluene and methane A process for making ethylbenzene and/or styrene by reacting toluene with methane is disclosed. In one embodiment the process can include reacting toluene with methane to form a product stream comprising ethylbenzene and further processing the ethylbenzene to form s... | 12/13/2011 |
| 8071836 | Process for toluene and methane coupling in a microreactor A process for making ethylbenzene and/or styrene by reacting toluene with methane in one or more microreactors is disclosed. In one embodiment a method of revamping an existing styrene production facility by adding one or more microreactors capable of reacting tolue... | 12/06/2011 |
| 7968759 | Production of aromatics from methane In a process for converting methane to aromatic hydrocarbons, a feed containing methane is supplied to one or more reaction zone(s) containing catalytic material operating under reaction conditions effective to convert at least a portion of the methane to aromatic h... | 06/28/2011 |
| 7795490 | Production of aromatics from methane In a process for converting methane to aromatic hydrocarbons, a feed containing methane is supplied to one or more reaction zone(s) containing catalytic material operating under reaction conditions effective to convert at least a portion of the methane to aromatic h... | 09/14/2010 |
| 7781636 | Process for methane conversion A process for converting methane to higher hydrocarbon(s) including aromatic hydrocarbon(s) in a reaction zone comprises providing to a hydrocarbon feedstock containing methane and a catalytic particulate material to the reaction zone and contacting the catalytic pa... | 08/24/2010 |
| 7772450 | Production of aromatic hydrocarbons and syngas from methane In a process for converting methane to syngas and 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 comprising aro... | 08/10/2010 |
| 7759535 | Production of aromatic hydrocarbons from methane In a process for converting methane to higher hydrocarbons including 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 effl... | 07/20/2010 |
| 7378564 | Process for manufacturing alkanes by reacting other alkanes with methane The present invention relates to a process for the manufacture of alkanes comprising a catalytic reaction resulting from contacting methane with at least one other starting alkane (I) in the presence of a metal compound (C) capable of catalysing a reaction for the s... | 05/27/2008 |
| 7355088 | Process for producing benzene, ethylene and synthesis gas Process for producing benzene, ethylene and synthesis gas, comprising the steps of: i) introducing a starting gas flow comprising methane and carbon dioxide into a reactor; ii) oxidizing the methane in the reactor at certain reactor conditions optionally using a fir... | 04/08/2008 |
| 7208647 | Process for the conversion of natural gas to reactive gaseous products comprising ethylene A process for converting natural gas to reactive gaseous products, comprising heating the gas through a selected range of temperature for sufficient time, or combusting a portion of the gas at a sufficient temperature and under suitable conditions for a reaction tim... | 04/24/2007 |
| 7183451 | 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 t... | 02/27/2007 |
| 7176342 | Method for the preparation of hydrogenated hydrocarbons A method for the preparation of hydrogenated hydrocarbons comprising a preliminary treatment of natural gas with a catalyst at a high temperature and the subsequent hydrogenation of the mixture of cyclic and/or aromatic hydrocarbons formed. ... | 02/13/2007 |
| 7057084 | Process for the removal of higher hydrocarbons from natural gas Process for the removal of higher hydrocarbons contained in natural gas further containing sulphur compounds by simultaneous conversion of the hydrocarbons to aromatic compounds and methane in presence of a catalyst comprising a crystalline alumino silicate having i... | 06/06/2006 |
| 7022888 | Process for the simultaneous conversion of methane and organic oxygenate to Cto Chydrocarbons A process for the non-oxidative conversion of methane simultaneously with the conversion of an organic oxygenate, represented by a general formula: CnH2n+1OCmH2m+1, wherein C, H and O are carbon, hydrogen and oxygen elemen... | 04/04/2006 |
| 7019184 | Non-oxidative conversion of gas to liquids The present invention provides a process for natural gas in the form, e.g., of stranded gas or associated gas to transportable liquids. More particularly, the present invention provides a process in which the gas is non-oxidatively converted to aromatic liquid, pref... | 03/28/2006 |
| 6977067 | Selective removal of olefins from hydrocarbon feed streams Provided is a method of generating a hydrogen-rich reformate from a hydrocarbon feed stream comprising olefins and alkanes (e.g., LPG). An inlet gas stream containing the hydrocarbon feed stream and an oxygen containing gas stream, is preheated to a temperature of f... | 12/20/2005 |
| 6827843 | Hydrocarbon conversion using molecular sieve SSZ-63 The present invention relates to new crystalline molecular sieve SSZ-63 prepared using N-cyclodecyl-N-methyl-pyrrolidinium cation as a structure-directing agent, methods for synthesizing SSZ-63 and processes employing SSZ-63 in a catalyst. ... | 12/07/2004 |
| 6808620 | Hydrocarbon conversion using zeolite SSZ-64 The present invention relates to new crystalline molecular sieve SSZ-64 prepared using a N-cyclobutylmethyl-N-ethylhexamethyleneiminium cation or N-cyclobutylmethyl-N-ethylheptamethyleneiminium cation structure directing agent, and processes employing SSZ-64 in a ca... | 10/26/2004 |
| 6616830 | Hydrocarbon conversion using zeolite SSZ-57 The present invention relates to a new crystalline zeolite SSZ-57 and processes employing SSZ-57 in a catalyst.... | 09/09/2003 |
| 6596912 | Conversion of methane to C4+ aliphatic products in high yields using an integrated recycle reactor system This invention relates to processes and systems for the conversion of methane in high yields to C4+ hydrocarbons. The principal steps of the recycle process include reacting methane and O2 in an oxidative coupling reactor over a Mn/N... | 07/22/2003 |
| 6547958 | Hydrocarbon conversion using zeolite SSZ-59 The present invention relates to new crystalline zeolite SSZ-59 and processes employing SSZ-59 as a catalyst.... | 04/15/2003 |
| 6540906 | Hydrocarbon conversion using zeolite SSZ-60 The present invention relates to new crystalline zeolite SSZ-60 and processes employing SSZ-60 as a catalyst.... | 04/01/2003 |
| 6540905 | Hydrocarbon conversion using zeolite SSZ-58 The present invention relates to new crystalline zeolite SSZ-58 and processes employing SSZ-58 as a catalyst.... | 04/01/2003 |
| 6518476 | Methods for manufacturing olefins from lower alkans by oxidative dehydrogenation The present invention provides methods for manufacturing olefins such as ethylene and propylene from lower alkanes, that is, methane, ethane and/or propane, by oxidative dehydrogenation at elevated pressure. The olefins are selectively recovered from unco... | 02/11/2003 |
| 6387837 | Polymerization-initiating supported systems This invention relates to a process for the free-radical polymerization of monomers in gas phase or suspension processes using a supported, polymerization-initiating system comprising a) one or more polymerization-initiating components which initiate and ... | 05/14/2002 |
| 6326407 | Hydrocarbon synthesis A method of transforming a normally gaseous composition consisting essentially of methane into a material comprising a major portion, at least, of hydrocarbons containing at least two carbon atoms; the method comprising the steps of feeding the compositio... | 12/04/2001 |
| 6265626 | Simulated countercurrent moving bed chromatographic reactor and method for use thereof A method and apparatus for continuously reacting a feed gas to form a product and separating the product from unreacted feed gas is provided. The apparatus includes a plurality of compartments and means for connecting the compartments in a series, with th... | 07/24/2001 |
| 6258988 | Method for reforming organics into shorter-chain unsaturated organic compounds A method is disclosed for reforming organics into shorter-chain unsaturated organic compounds. A molten metal bath is provided which can cause homolytic cleavage of an organic component of an organic-containing feed. The feed is directed into the molten m... | 07/10/2001 |
| 6218591 | Zeolite SSZ-36 The present invention relates to new crystalline zeolite SSZ-36 prepared using a cyclic or polycyclic quaternary ammonium cation templating agent.... | 04/17/2001 |
| 6096934 | Oxidative coupling of methane with carbon conservation A process for converting methane to ethane and ethylene through oxidative coupling of methane and carbon conservation has been developed. The process begins by contacting methane and an oxygen-containing stream with an oxidative coupling catalyst that is ... | 08/01/2000 |
| 6002059 | Process for upgrading natural gas The invention discloses a method for converting methane to higher order hydrocarbons. This method includes synthesizing ammonia from natural gas and nitrogen in the presence of a source of hydrogen. The ammonia is converted to nitrous oxide in the presenc... | 12/14/1999 |
| 5959170 | Methane conversion process A method for converting methane to higher hydrocarbon products and coproduct water wherein a gas comprising methane and a gaseous oxidant are contacted with a nonacidic catalyst at temperatures within the range of about 700 to 1200° C. A preferred cataly... | 09/28/1999 |
| 5866737 | Oxidation and oxydehydrogenation of hydrocarbons in the fluidized bed A process for the oxidation and oxidative dehydrogenation of hydrocarbons, in particular ethylbenzene, to form corresponding oxidized or olefinically unsaturated compounds, in particular styrene, over an oxygen-conferring, oxygen-regenerable catalyst invo... | 02/02/1999 |
| 5849973 | Oxidative coupling catalyst A catalyst for oxidative coupling of methane comprising Fe2 O3 deposited on a silica substrate, said silica substrate having particle sizes in the range of about 150 to 215 μm, and a method for producing said catalyst in which parti... | 12/15/1998 |
| 5817904 | Method for the conversion of methane into longer chain hydrocarbons A method for converting methane by an oxidative coupling reaction to longer chain hydrocarbons comprising cofeeding methane and oxygen simultaneously and continuously into a reaction zone to form a mixture, contacting said methane and oxygen mixture under... | 10/06/1998 |
| 5763722 | Method for the methane chemical conversion into C2 hydrocarbons An improved method for the oxidative conversion of methane into higher hydrocarbons in which methane and oxygen are continuously and simultaneously cofed into a reaction zone under effective oxidative coupling conditions and contacted with a solid catalys... | 06/09/1998 |
| 5650132 | Process for producing hydrogen from hydrocarbon Hydrogen is produced from a hydrocarbon by contacting the hydrocarbon with fine particles of a carbonaceous material having an external surface area of at least 1 m2 /g at a temperature sufficient to pyrolyze the hydrocarbon.... | 07/22/1997 |
| 5625107 | Catalyst for conversion of methane to ethylene, preparation thereof, and process for manufacturing ethylene using said catalyst The present invention relates to a new catalyst for converting methane into ethane, preparation thereof, and process for manufacturing ethylene using said catalyst. The conversion reaction catalyst in the present invention is employed in converting direct... | 04/29/1997 |
| 5599510 | Catalytic wall reactors and use of catalytic wall reactors for methane coupling and hydrocarbon cracking reactions Dual-flow chemical reactor cores containing catalytic heat-transfer walls comprising both a gas-impervious material and a suitable catalyst which allows oxidative coupling of methane into higher hydrocarbons, dual-flow reactors having these catalytic heat... | 02/04/1997 |
| 5527978 | Process and catalyst for converting methane into higher hydrocarbon products Methane is converted into higher hydrocarbon products by oxidative coupling, by bringing a gaseous mixture containing methane and oxygen into contact with a solid catalyst formed from calcium oxide, magnesium oxide, a lanthanide oxide plus possibly lithiu... | 06/18/1996 |
