| Patents for C07C 5 - Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms (14,771) |
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| 07/28/1999 | EP0931039A1 Selective hydrogenation of aromatics in hydrocarbon streams |
| 07/28/1999 | CN1224408A Methylation of toluene to para-xylene |
| 07/27/1999 | US5929295 Hydrodealkylation and transalkylation of C9 + aromatic compounds |
| 07/21/1999 | EP0930285A1 Process for preparing butene-1 |
| 07/21/1999 | EP0796147B1 Process for producing surfactant-stabilized colloids of mono- and bimetals of the group viii and ib of the periodic system in the form of precursors for catalysts which are isolable and water soluble at high concentration |
| 07/21/1999 | CN1223629A Process for isomerization of alkylaromatic hydrocarbons |
| 07/21/1999 | CN1223603A Zeolite catalyst and its use in hydrocarbon conversion |
| 07/21/1999 | CN1223602A Metal-containing zeolite catalyst, preparation thereof and use for hydrocarbon conversion |
| 07/21/1999 | CN1223601A Hydrocarbon conversion catalyst and its use |
| 07/21/1999 | CN1044226C Alkene isomerisation method |
| 07/21/1999 | CN1044224C Process for isomerisation of olefin through soaking up metallic catalyst containing sulfureous organic compound before filling into reactor |
| 07/20/1999 | US5925799 Catalytic distillation and hydrogenation of heavy unsaturates in an olefins plant |
| 07/14/1999 | CN1222898A Aromatic conversion processes and zeolite catalyst useful therein |
| 07/14/1999 | CN1222406A Prep. of catalyst for inversion reaction of organic compound |
| 07/14/1999 | CA2257454A1 Process for obtaining 1-butene |
| 07/13/1999 | US5922925 Catalyst, and processes for dehydrogenating dehydrogenatable hydrocarbons |
| 07/13/1999 | US5922922 Process for producing an alkylated, non-oxygen-containing aromatic hydrocarbon |
| 07/13/1999 | CA2168387C Alkyne hydrogenation catalyst and process |
| 07/08/1999 | WO1999033802A1 Method for isolating carbazole and production of 9,10-dihydroanthracene from raw anthracene |
| 07/08/1999 | WO1999033770A1 Method for producing 2,6-dmn from mixed dimethylnaphthalenes by crystallization, adsorption and isomerization |
| 07/08/1999 | DE19757530A1 Verfahren zur Isolierung von Carbazol sowie Herstellung von 9,10-Dihydroanthracen aus Rohanthracen A method for the isolation and preparation of carbazole of 9,10-dihydroanthracene from crude anthracene |
| 07/08/1999 | CA2315628A1 Method for producing 2,6-dmn from mixed dimethylnaphthalenes by crystallization, adsorption and isomerization |
| 07/07/1999 | CN1221776A Process for hydroisomerization of long-chain n-praaffins and catalyst suitable for purpose |
| 07/07/1999 | CN1221653A Process for preparing shell-type catalyst |
| 07/06/1999 | US5919722 Zeolite L catalyst |
| 07/01/1999 | WO1999032421A1 Meta-xylene production process |
| 07/01/1999 | CA2315101A1 Meta-xylene production process |
| 06/30/1999 | EP0926114A2 Crystallization of 2,6-Dimethylnaphthalene |
| 06/29/1999 | US5916837 Porous microcomposite of metal cation exchanged perfluorinated ion-exchanged polymer and network of metal oxide, silica or metal oxide and silica |
| 06/24/1999 | DE19756292A1 Katalysator zur Umwandlung paraffinischer Kohlenwasserstoffe in korrespondierende Olefine Catalyst for the conversion of paraffinic hydrocarbons into corresponding olefins |
| 06/23/1999 | EP0923987A1 Catalyst comprising a zeolithe EUO and its use in the isomerisation of aromatic C8 compounds |
| 06/23/1999 | EP0923512A1 A stabilized dual bed xylene isomerization catalyst system |
| 06/23/1999 | EP0923511A2 Fluidized bed reactor and process |
| 06/23/1999 | EP0863861A4 Selective opening of five and six membered rings |
| 06/23/1999 | CN1043740C Alkyl aromatics isomerizating catalyzer |
| 06/17/1999 | WO1999029420A1 Catalyst for converting paraffinic hydrocarbon into corresponding olefin |
| 06/16/1999 | EP0922019A1 Process for forming cyclopentane from dicyclopentadiene |
| 06/16/1999 | EP0922018A1 Method for producing high purity isobutylene from a butane plus fraction containing isobutylene and butylene-1 |
| 06/15/1999 | US5912394 Catalyst for the dehydrogenation of C6 -C15 paraffins and to a process for making such catalysts |
| 06/15/1999 | US5912390 Method for the work-up of a surfactant-containing reaction mixture |
| 06/15/1999 | US5911970 Antitumor agents and anticarcinogenic agents |
| 06/15/1999 | US5911968 Method for making zeolite SSZ-44 |
| 06/10/1999 | WO1999028032A1 Preparation of zeolite bound by mfi structure type zeolite and use thereof |
| 06/09/1999 | CN1219161A Process for selective production of acetic acid |
| 06/09/1999 | CN1218804A Organic second nonlinear optic response chromophore compound |
| 06/08/1999 | US5910618 Process for preparing 2,3-dimethyl-2-butene |
| 06/08/1999 | US5910232 Method for inhibiting polymer formation in styrene processing |
| 06/02/1999 | EP0918737A1 Process for isomerization of alkylaromatic hydrocarbons |
| 06/02/1999 | EP0852595B1 Mesoscopic organopolysiloxane particles with chemically bound metallic compounds |
| 06/01/1999 | US5908967 Catalyst containing group 8 metal |
| 05/25/1999 | US5906957 Acid catalyst on support for alkylation |
| 05/25/1999 | US5906727 Low pour point, low viscosity mixture of normal- and iso-paraffins formed by hydroisomerization/hydrocracking of fischer-tropsch waxes |
| 05/20/1999 | WO1999009118A8 Catalytic distillation and hydrogenation of heavy unsaturates in an olefins plant |
| 05/19/1999 | CN1216938A Catalyst for selective aromatization |
| 05/18/1999 | US5905181 Process for the isomerization of paraffins |
| 05/18/1999 | US5905180 Catalytic oxidative dehydrogenation process and catalyst |
| 05/12/1999 | EP0914310A1 Aromatic conversion processes and zeolite catalyst useful therein |
| 05/12/1999 | EP0914244A1 Organically-functionalized monodisperse nanocrystals of metals |
| 05/12/1999 | EP0768996B1 Catalyst and process for the catalytically oxidative dehydrogenation of alkyl aromatics |
| 05/12/1999 | EP0696265B1 Olefin isomerisation method |
| 05/11/1999 | US5902920 Silicalite as the catalyst is pretreated with steam; isobutene selectively produced from n-butenes |
| 05/11/1999 | US5902918 Using redox catalyst prepared by admixing catalytic component bismuth oxide and titanium oxide in the presence of lanthanum and an alkali metal oxide and alkaline earth metal oxide |
| 05/11/1999 | CA2164742C Alkyne hydrogenation process |
| 05/06/1999 | EP0913453A1 Process for the selective hydrogenation of unsatured compounds |
| 05/06/1999 | EP0913450A1 Process for preparing methylcyclopentane-containing hydrocarbon |
| 05/06/1999 | EP0913386A1 Process for separating and purifying alkali metal salts of hydroxynaphthalenecarboxylic acids |
| 05/06/1999 | EP0913379A1 Process for the isomerisation of C8-aromatics including a dehydrogenation step |
| 05/06/1999 | EP0913378A1 Process for the dehydrogenation of saturated aliphatic hydrocarbons in olefinic hydrocarbons |
| 05/06/1999 | EP0913377A1 Isomerisation process for C8-aromatics including a recycle |
| 05/06/1999 | EP0913198A1 Process for preparation of catalysts useful for organic compounds convertion reactions |
| 05/06/1999 | EP0913194A1 Method for reactivating ruthenium catalyst |
| 05/06/1999 | EP0912473A1 Methylation of toluene to para-xylene |
| 05/06/1999 | EP0912465A1 Improved lithium and amine dissolving metal reduction |
| 05/04/1999 | US5900521 Catalysts for converting methane or purified natural gas, preparation thereof, and process for preparation of ethylene using the catalysts |
| 04/28/1999 | EP0911309A1 Process for producing fluorene or its derivatives |
| 04/28/1999 | EP0910548A1 Method for manufacturing transition-metal carbides, and their use as catalysts |
| 04/27/1999 | US5898091 Selective hydrogenation, etherification, separation of oxygen containing impurities and methasis |
| 04/27/1999 | US5898090 Aromatic isomerization using a modified silicoaluminophosphate |
| 04/27/1999 | CA2177770C Preparation of isomerization catalyst composition |
| 04/22/1999 | WO1999019282A1 Method and apparatus for producing gas hydrates |
| 04/22/1999 | WO1999019278A1 Process for preparing 2,6-dialkylnaphthalene |
| 04/22/1999 | CA2306461A1 Method and apparatus for producing gas hydrates |
| 04/21/1999 | EP0909302A1 $i(IN SITU) MITIGATION OF COKE BUILD-UP IN POROUS CATALYSTS BY PRETREATMENT OF HYDROCARBON FEED TO REDUCE PEROXIDES AND OXYGEN IMPURITIES |
| 04/21/1999 | EP0909266A1 Low pressure hydrodealkylation of ethylbenzene and xylene isomerization |
| 04/21/1999 | EP0909216A1 Zeolite catalyst and its use in hydrocarbon conversion |
| 04/21/1999 | CN1043037C Hydrodealkylation process |
| 04/20/1999 | US5895829 Catalytic oxygen transfer; dehydrogenation; heat exchanging, regeneration |
| 04/20/1999 | CA2143826C Method of regenerating deactivated catalyst |
| 04/14/1999 | EP0908234A1 Process and catalyst for the hydrogenation of olefinically unsaturated compounds |
| 04/14/1999 | EP0908232A1 Sulfated zirconia containing acid catalyst and use thereof |
| 04/14/1999 | EP0908231A1 Process for the hydroisomerization of long-chain n-paraffins and catalyst suitable for the purposes |
| 04/14/1999 | EP0907696A1 Catalyst and its use for dehydrogenating paraffinic/naphtenic hydrocarbons |
| 04/14/1999 | EP0853604A4 Aromatics hydrogenation with a novel class of metal oxides |
| 04/14/1999 | EP0842241A4 Improved process for selective hydrogenation of highly unsaturated compounds and isomerization of olefins in hydrocarbon streams |
| 04/14/1999 | EP0683760B1 Dehydrogenation processes and equipment therefor |
| 04/14/1999 | CN1213662A Process for obtaining light olefins by dehydrogenation of corresponding paraffins |
| 04/14/1999 | CN1042929C Improved process for alkylation of aromatics with linear olefins derived from linear paraffin dehydrogenation step |
| 04/13/1999 | CA2071864C Zeolite catalyzed process for reforming petroleum hydrocarbon stocks |
| 04/13/1999 | CA2055444C A method for pretreating a catalyst slurry and a method for the continuous partial hydrogenation of a monocyclic aromatic hydrocarbons by using the pretreated catalyst slurry |
| 04/08/1999 | WO1999006146A3 Supported diols and supported bis(phosphorus) ligands |