| Patents for C07C 4 - Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms (5,080) |
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| 09/19/2002 | WO2002072507A1 Method of recovering cumene |
| 09/19/2002 | US20020131930 Steam stability; can be used as catalysts for hydrocarbon conversions, including the fluidized bed catalytic cracking and the hydrocracking of petroleum oils, and other reactions of organic compounds |
| 09/19/2002 | US20020130407 Diamondoid-containing materials in microelectronics |
| 09/19/2002 | US20020129930 Reactor device having an enclosure made of refractory material and a containment envelope for bringing about chemical reactions requiring heat exchange |
| 09/19/2002 | CA2440734A1 Process for recovering cumene |
| 09/12/2002 | WO2002070626A1 Pyrolysis tube and pyrolysis method for using the same |
| 09/11/2002 | EP1021244B1 A method of providing heat |
| 09/06/2002 | WO2001064335A3 Iron, cobalt and/or nickel containing alpo bound sapo molecular sieve catalyst for producing olefins |
| 09/04/2002 | EP0951443B1 Hydrocarbon conversion using large crystal zeolite catalyst |
| 09/03/2002 | US6444864 Using radio frequency |
| 08/28/2002 | EP1234013A1 Naphtha cracking and hydroprocessing process for low emissions, high octane fuels |
| 08/28/2002 | EP0988265B1 Heavy aromatics processing |
| 08/27/2002 | US6441263 Ethylene manufacture by use of molecular redistribution on feedstock C3-5 components |
| 08/21/2002 | EP1232229A1 Multiple feed process for the production of propylene |
| 08/20/2002 | US6436869 Iron, cobalt and/or nickel containing ALPO bound SAPO molecular sieve catalyst for producing olefins |
| 08/14/2002 | EP1194375A4 Synthetic porous crystalline mcm-68, its synthesis and use |
| 08/14/2002 | EP1137739A4 Catalytic cracking process using an mcm-68 catalyst |
| 08/13/2002 | US6433240 Using transition metal catalyst |
| 08/13/2002 | US6433235 Two stage; low temperature, high temperature process |
| 08/13/2002 | US6433234 Process for the production of olefins |
| 08/08/2002 | US20020104780 Prepared by using phenylcycloalkylmethyl ammonium cations as structure directing agents. |
| 08/06/2002 | US6429348 Method for selectively producing propylene by catalytically cracking an olefinic hydrocarbon feedstock |
| 07/31/2002 | EP1226223A1 Coking reduction in cracking reactors |
| 07/25/2002 | WO2002058139A2 Diamondoid-containing materials in microelectronics |
| 07/25/2002 | WO2002057203A1 Compositions comprising cyclohexamantane |
| 07/25/2002 | WO2002057202A1 Compositions comprising higher diamondoids and processes for their separation |
| 07/25/2002 | WO2002057201A2 Polymerizable higher diamondoid derivatives |
| 07/25/2002 | CA2434921A1 Polymerizable higher diamondoid derivatives |
| 07/25/2002 | CA2434791A1 Diamondoid-containing materials in microelectronics |
| 07/24/2002 | EP1045820B1 Ethylene plant refrigeration system |
| 07/18/2002 | US20020092797 Aromatics are converted to benzene, toluene, xylene enriched components through hydrodealkylation and/or transalkylation, and non-aromatics are converted to liquefied petroleum gas through hydrocracking in the presence of a catalyst |
| 07/17/2002 | CN1358695A Productive process for isoalkene and/or tertiary alkyl ether |
| 07/16/2002 | US6420621 Optimized process for the preparation of olefins by direct conversion of multiple hydrocarbons |
| 07/11/2002 | US20020091060 Crystalline aluminosilicate zeolite with a SiO2/Al2O3 molar ratio of 10-100; 0.05-10 parts of metal bismuth or oxides thereof supported on the zeolite |
| 07/04/2002 | US20020084179 Photoresponsive surfaces |
| 06/27/2002 | US20020082462 Recovering in a paraxylene recovery unit portion of paraxylene from at C-8 aromatics stream to produce a first stream having a reduced paraxylene content; passing to zeolite membrane unit comprising a zeolite membrane and isomerisation catalyst |
| 06/25/2002 | US6410813 Production of olefins |
| 06/25/2002 | CA2207501C Strengthened ethylene pyrolysis alloy |
| 06/20/2002 | WO2001090279A3 Process for selectively producing c3 olefins in a fluid catalytic cracking process |
| 06/06/2002 | WO2002044306A1 Process for producing aromatic hydrocarbon compounds and liquefied petroleum gas from hydrocarbon feedstock |
| 06/05/2002 | EP0778811B9 Synthetic swelling clay minerals |
| 05/29/2002 | EP1208183A1 Method and installation for thermally cracking hydrocarbons, especially for producing olefins |
| 05/22/2002 | EP1206317A1 Zeolite bound catalyst containing at least three different zeolites; use for hydrocarbon conversion |
| 05/15/2002 | EP1204720A1 Method for producing c 2? to c 4? olefins from a feed mixture containing c 4? to c 8? olefins |
| 05/15/2002 | CN1348941A Combined technological and comprehensive utilizing method in C5 prodn. splitting process |
| 05/14/2002 | US6388152 Process for producing polypropylene from C3 olefins selectively produced in a fluid catalytic cracking process |
| 05/10/2002 | WO2002036529A1 Production method of dicyclopentadiene from c5-fraction of hydrocarbon pyrolysis |
| 05/01/2002 | CN1083823C Process for preparing paraxylene |
| 05/01/2002 | CN1083822C Process for conversion of ethylbenzene |
| 04/30/2002 | US6380448 Depolymerization by heating at low temperature in presence of catalyst |
| 04/24/2002 | CN1083412C Methylation of toluene to para-xylene |
| 04/23/2002 | US6376733 Process for production of paraxylene |
| 04/18/2002 | US20020043479 Increasing production in hydrocarbon conversion processes |
| 04/17/2002 | EP1196363A1 Process for the production of propylene from olefinic streams |
| 04/17/2002 | EP1196361A1 High temperature metathesis process |
| 04/17/2002 | EP1044069B1 Preparation of zeolite bound by mfi structure type zeolite and use thereof |
| 04/10/2002 | EP1194501A1 Production of olefins |
| 04/10/2002 | EP1194375A1 Synthetic porous crystalline mcm-68, its synthesis and use |
| 04/09/2002 | CA2036143C Catalytic hydrodealkylation of aromatics |
| 04/04/2002 | WO2002026628A1 Process for selectively producing c3 olefins in a fluid catalytic cracking process |
| 04/04/2002 | CA2388605A1 Process for selectively producing c3 olefins in a fluid catalytic cracking process |
| 04/02/2002 | US6365792 Preparation of acetylene and synthesis gas |
| 03/28/2002 | WO2001090278A3 Process for selectively producing propylene in a fluid catalytic cracking process |
| 03/20/2002 | CN1341078A Synthetic porous crystalline MCM-68, its synthesis and use |
| 03/14/2002 | DE10042389A1 Catalytic hydrogenative cracking of high aromatics-content hydrocarbons with coke by-product fed along with catalyst to regeneration vessel to give high catalyst activity and constant product composition |
| 02/27/2002 | EP0981406A4 Improved catalyst composition useful for conversion of non-aromatic hydrocarbons to aromatics and light olefins |
| 02/14/2002 | US20020018747 Ultrastable porous aluminosilicate structures |
| 02/07/2002 | US20020016258 Alumina, a metal oxide, and, as a coke suppressor, silicon oxides, phosphorus oxides, boron oxides, titanium oxides, zirconium oxides, indium oxides, or lanthanum oxides; hydrodealkylating a C9+ aromatic compound |
| 02/06/2002 | CN1334262A Process for preparing high-purity cyclopentadiene and its special equipment |
| 02/05/2002 | CA2180292C Recovery of reactants and products in production of alkenyl bridged ring compounds |
| 01/31/2002 | WO2001064763A3 Process for producing polypropylene from c3 olefins selectively produced in a fluid catalytic cracking process |
| 01/24/2002 | WO2001064762A3 Process for producing polypropylene from c3 olefins selectively produced by a two stage fluid catalytic cracking process |
| 01/24/2002 | DE10033477A1 New high activity acid catalyst, for use e.g. in hydrocarbon isomerization, cracking or alkylation, comprising zirconium oxide carrier, sulfating component and zirconium compound binder |
| 01/23/2002 | EP0909266B1 Low pressure hydrodealkylation of ethylbenzene and xylene isomerization |
| 01/22/2002 | CA2175656C A process for producing light olefins by catalytic conversion of hydrocarbons |
| 01/17/2002 | WO2002004390A1 Improved ethylene manufacture by use of molecular redistribution on feedstock c3-5 components |
| 01/15/2002 | US6339181 Multiple feed process for the production of propylene |
| 01/15/2002 | US6339180 Naphtha stream is contacted with a catalyst containing crystalline zeolite, heating and pressurization to form propylene; separation from cracked product and polymerizing the propylene to form polypropylene |
| 01/08/2002 | US6337428 Conversion of hydrocarbons with a dealuminated NU-86 zeolite catalyst |
| 01/03/2002 | WO2001064761A3 Process for producing polypropylene from c3 olefins selectively produced in a fluid catalytic cracking process from a naphtha/steam feed |
| 01/03/2002 | WO2001064760A3 Process for producing polypropylene from c3 olefins selectively produced in a fluid catalytic cracking process |
| 01/02/2002 | EP1165473A1 Process for preparing 2,6-dialkylnaphtalene |
| 01/01/2002 | US6334947 Catalyst comprising at least a hydrogenation metal component and a synthetic clay and a process of using |
| 12/27/2001 | US20010056217 Process for manufacturing olefins |
| 12/27/2001 | US20010056216 Optimized process for the preparation of olefins by direct conversion of multiple hydrocarbons |
| 12/13/2001 | US20010051754 Using a first catalyst bed of acid zeolite, such as ZSM-5 which disproportionates toluene and downstream second bed of zeolite having hydrogenation-dehydrogenation activity, such as platinum-ZSM-5, to selectively eliminate ethylbenzene |
| 12/12/2001 | EP0880488B1 Process for conversion of ethylbenzene |
| 12/06/2001 | WO2001092155A1 Zeolite ssz-53 |
| 12/06/2001 | WO2001092154A1 Ultrastable porous aluminosilicate structures |
| 11/29/2001 | WO2001090279A2 Process for selectively producing c3 olefins in a fluid catalytic cracking process |
| 11/29/2001 | WO2001090278A2 Process for selectively producing propylene in a fluid catalytic cracking process |
| 11/29/2001 | WO2001090034A1 Process for the production of propylene from olefinic streams |
| 11/29/2001 | US20010047120 Vaporization of a dicyclopentadiene mixture, condensing high-boiling components and collecting residual vapor at a temperature lower than the boiling point of cyclopentadiene; purity; metallocenes for vapor deposition on printed circuits |
| 11/29/2001 | US20010046936 Containing fluorine and a cation of a group IA, IIA or VIII element or of NH4 or alkyl- or aryl-ammonium; hydrocracking catalyst |
| 11/29/2001 | CA2380059A1 Process for selectively producing propylene in a fluid catalytic cracking process |
| 11/29/2001 | CA2379980A1 Process for selectively producing c3 olefins in a fluid catalytic cracking process |
| 11/28/2001 | CN1324337A Process for the production of olefins |
| 11/28/2001 | CN1323769A Transalkylation catalyst and its prepn. |
| 11/28/2001 | CN1323768A Cracking gas compressing process in ethylene production |
| 11/27/2001 | US6322760 Process and apparatus for thermal conversion of hydrocarbons to aliphatic hydrocarbons which are more unsaturated than the starting products, combining a steam cracking step and a pyrolysis step |