Patents
Patents for C07C 5 - Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms (14,771)
05/1998
05/22/1998CA2271048A1 Process for olefin isomerization
05/20/1998EP0842241A1 Improved process for selective hydrogenation of highly unsaturated compounds and isomerization of olefins in hydrocarbon streams
05/20/1998EP0842116A2 Activated silica enriched mazzite, production method and application thereof
05/20/1998EP0804393A4 Shape selective hydrocarbon conversion
05/20/1998DE19647641A1 Production of alkene(s) from alkane(s)
05/20/1998CN1182118A Hydrogenation process
05/20/1998CN1182071A Process for dehydrogenation of ethylbenzene to styrene
05/20/1998CN1182067A 催化氢化 Catalytic hydrogenation
05/19/1998US5753583 Impregnating a porous inorganic oxide support with palladium in the form of a sol, drying; selective hydrogenation of acetylene
05/14/1998WO1998019793A1 Selective hydrogenation catalysts containing palladium and at least one element selected among tin and lead
05/14/1998CA2270574A1 Selective hydrogenation catalysts containing palladium and at least one element selected among tin and lead
05/13/1998EP0841317A1 Process for dehydrogenation of ethylbenzene to styrene
05/13/1998EP0841316A1 Process for preparing 2-methylnaphthalene
05/13/1998EP0841315A1 Process for the oligomerisation of i-butene
05/13/1998EP0841314A1 Catalytic hydrogenation using amorphous metal alloys
05/13/1998CN1181367A Gas phase alkylation-liquid transalkylation process
05/13/1998CN1181283A Hydrogenation catalysts and processes therewith
05/12/1998US5750806 Preparation of alkenes by partial hydrogenation of alkynes over fixed-bed palladium catalysts
05/12/1998US5750800 Predistillation
05/07/1998DE19646538A1 Production of alkene(s), alkadiene(s) or alkyl aromatic(s)
05/06/1998EP0839783A1 Gas phase alkylation-liquid phase transalkylation process
05/06/1998EP0839573A1 Hydrogenation process and catalyst therefor comprising palladium and silver deposited on a spinel support
05/06/1998CN1181061A Hydrogenation of unsaturated cyclic compounds
05/06/1998CN1180687A Dehydrogenating technology for producing phenylethylene
05/06/1998CN1180686A Process for selective hydroisomerisation of long linear and/or slightly branched paraffins using catalyst based on molecular sieve
05/06/1998CN1180588A Process for hydrogenation of olefins or polymers and catalysts usable therefor
05/06/1998CA2220153A1 Process for preparing 2-methylnaphthalene
04/1998
04/29/1998EP0838449A1 Process for the production of isobutene and propene from hydrocarbon fractions with four carbon atoms
04/29/1998EP0837840A1 In situ mitigation of coke buildup in porous catalysts with supercritical reaction media
04/29/1998EP0813517A4 Hydrogenation of unsaturated cyclic compounds
04/29/1998EP0703886A4 Process for modifying the shape selectivity of a zeolite catalyst and use of the mofified catalyst
04/29/1998EP0623101B1 Hydrocarbon conversion
04/29/1998EP0566680B1 Layered oxide materials and swollen and pillared forms thereof
04/28/1998US5744686 Adsorption of nitrogen compounds selected from acetonitrile, acrylonitrile, propionitrile by passing the stream to an adsorption zone containing non-acidic molecular seive adsorbent, withdrawing effluent free of nitrogen compounds
04/28/1998US5744683 Catalytic isomerization of butane, pentane and monobranched alkanes of 6-8 carbons to 2-methylpropane, 2-methylbutane and dibranched alkanes, resp., by using a desorbent to adsorb selectively the reactant; recycling
04/28/1998US5744673 Disproportionation
04/28/1998US5744671 Process for the preparation of an alkyl benzene
04/28/1998US5744670 Transalkylation and isomerization of a feedstock comprising isomers of dialkyl naphthalene and naphthalene with a catalyst having a specific x-ray diffraction patterns
04/28/1998US5744667 Saturating gasoline range olefins with low molecular weight paraffins using a platinum catalyst on a borosilicate zeolite
04/23/1998WO1998016488A1 N-olefin skeletal isomerization process
04/23/1998WO1998016468A1 Hydrocarbon conversion using large crystal zeolite catalyst
04/23/1998CA2268990A1 N-olefin skeletal isomerization process
04/22/1998CN1179771A Heavy aromatics processing
04/15/1998EP0835235A1 Process for the catalytic dehydrogenation of alkanes to alkenes with simultaneous combustion of hydrogen
04/14/1998US5739071 Method and apparatus for regeneratinig and stabilizing dehydrogenation catalysts
04/08/1998EP0834499A1 Process for the preparation of aromatic vinyl compounds
04/07/1998US5736484 Nickel-containing hydrogenation catalysts
04/02/1998WO1998013320A1 Process to produce styrene from petroleum feedstocks
04/01/1998EP0832056A1 Process for the catalytic dehydrogenation of alkanes to alkenes with simultaneous combustion of hydrogen
04/01/1998EP0832055A1 Process for the catalytic dehydrogenation of alkanes to alkenes with simultaneous combustion of hydrogen
03/1998
03/31/1998US5733984 Process for the preparation of a deuterated compound
03/25/1998EP0830895A1 Catalyst on the basis of a Zr, Ti or Hf complex and process for hydrogenation of olefins or polymer
03/25/1998EP0830315A1 Process for preparing ferrierite
03/24/1998CA2216200A1 Catalyst and process for the hydrogenation of olefins or polymers
03/19/1998WO1998011038A1 Process and catalyst for the catalytic oxidative dehydrogenation of alkyl aromatics and paraffins
03/19/1998WO1998010865A1 Use of microporous anorganic membrane catalysts
03/19/1998DE19637365A1 Verwendung von mikroporösen anorganischen Membrankatalysatoren Using microporous inorganic membrane catalysts
03/19/1998CA2265579A1 Use of microporous anorganic membrane catalysts
03/18/1998CN1176149A Bismuth-containing catalysts
03/18/1998CN1037767C A process for reduction of waste material during manufacture of aerylonitrile
03/18/1998CN1037765C 脱氢方法 Dehydrogenation process
03/12/1998WO1998009930A1 Selective hydrogenation of aromatics in hydrocarbon streams
03/12/1998DE19636884A1 Verfahren und Katalysator für die katalytische oxidative Dehydrierung von Alkylaromaten und Paraffinen A process and catalyst for the catalytic oxidative dehydrogenation of alkylaromatics and paraffins
03/11/1998EP0827944A1 Hydrogenation process
03/11/1998CN1037667C Catalyst for preparing lower alkene by catalytic conversion of light hydrocarbon, its preparing process and use thereof
03/10/1998US5725756 In situ mitigation of coke buildup in porous catalysts with supercritical reaction media
03/05/1998WO1998008600A1 Method and apparatus based on a fluidized-bed reactor for converting hydrocarbons
03/05/1998WO1998008598A2 Fluidized bed reactor and process
03/05/1998CA2263091A1 Fluidized bed reactor and process
03/04/1998EP0826654A1 Process for the preparation of derivatives of indene
03/04/1998EP0826418A1 Catalyst for oxidation of hydrogen, method for selective oxidation of hydrogen, and method for dehydrogenation of hydrocarbon
03/04/1998EP0826417A1 Bismuth containing catalysts
03/04/1998EP0826021A1 Process for the removal of mercaptans and hydrogen sulfide from hydrocarbon streams
03/04/1998EP0825971A1 Process for producing low aromatic diesel fuel with high cetane index
03/04/1998EP0733030A4 Selective hydrogenation of highly unsaturated compounds in hydrocarbon streams
03/04/1998CN1174757A Molybdenum/phosphorated five member ring zoolite catalyst for preparing ethylene and acomatic hydrocarbon by methane anaerobic dehydrogenation and its application
03/03/1998US5723711 Process for preparing 2-methylnaphthalene
03/03/1998US5723707 Dehydrogenation processes, equipment and catalyst loads therefor
02/1998
02/25/1998EP0825152A1 Zeolite NU-88, method for its preparation and its catalytic uses
02/24/1998US5720929 Device for catalytic dehydrogenation of a C2+ paraffinic charge comprising means for inhibiting the freezing of water in the effluent
02/21/1998CA2183713A1 Process for the isomerization of olefins
02/19/1998WO1998006684A1 Method for producing high purity isobutylene from a butane plus fraction containing isobutylene and butylene-1
02/18/1998EP0823888A1 Process of preparing ethylbenzene or substituted derivatives thereof
02/17/1998US5719097 Catalyst comprising a modified solid oxide
02/12/1998WO1998005613A1 A stabilized dual bed xylene isomerization catalyst system
02/12/1998WO1998005612A1 Process for forming cyclopentane from dicyclopentadiene
02/11/1998CN1172790A Method for preparing ethylene by oxidation and dehydrogenate of ethane
02/05/1998WO1998004906A1 Site reactivity probes
02/04/1998EP0821594A1 Compounds for cancer imaging and therapy
01/1998
01/29/1998WO1998003451A1 Improved lithium and amine dissolving metal reduction
01/29/1998WO1997046487A3 Activated silica enriched mazzite, production method and application thereof
01/29/1998CA2261059A1 Improved lithium and amine dissolving metal reduction
01/27/1998US5711919 Device for catalytic dehydrogenation A C2+ paraffinic charge comprising a self-cooling system
01/27/1998US5711869 Synthetic crystalline aluminosilicate for the catalytic conversion of hydrocarbons in petrochemical processes
01/22/1998WO1998002383A1 Method for manufacturing transition-metal carbides, and their use as catalysts
01/22/1998CA2259377A1 Method for manufacturing transition-metal carbides, and their use as catalysts
01/21/1998CN1170632A Catalyst for isobutane preparing reaction by normal butane isomerization and its use
01/21/1998CN1037111C N-c5/c6 alkane isomerization process having the cycle of n-alkane and methyl pantane
01/21/1998CN1037091C Transhydrogenation method for preparing olefines
01/20/1998US5710356 Method of conducting an endothermic reaction in a packed-bed reactor with external energy addition