Patents
Patents for C07C 11 - Acyclic unsaturated hydrocarbons (14,240)
09/2002
09/26/2002CA2440848A1 Process for pyrolyzing a light feed
09/25/2002EP1242342A1 Process for the selective dimerisation of isobutene
09/25/2002EP1242181A1 Carrier catalytic converter for the selective hydrogenation of alkines and dienes
09/24/2002USRE37853 Fast quench reactor and method
09/24/2002US6455750 Catalytic or thermocracking aliphatic hydrocarbons using zeolite pore/size catalysts in fluidized beds; addition polymerization
09/24/2002US6455749 Method for increasing light olefin yield by conversion of a heavy hydrocarbon fraction of a product to light olefins
09/24/2002US6455748 Providing shield to protect catalytic sites from contact with water molecules, removing shield, contacting sieve with oxygenate feedstock under conditions effective to produce olefin
09/19/2002WO2002072519A2 Process catalysed by fluoroalkylsulfonated compounds, preferably bis-triflimide compounds
09/19/2002WO2002072510A1 Humidification of hydrocarbon mixtures for use in polymer synthesis
09/19/2002WO2002072509A1 Thermal isomerization of lycopene
09/19/2002WO2002072260A2 Metal bis-triflimide compounds, their synthesis and their uses
09/19/2002US20020132942 Pretreatment before polymerization
09/19/2002US20020129876 Use of austenitic stainless steels in applications requiring anti-coking properties
09/19/2002CA2440942A1 Process catalysed by fluoroalkylsulfonated compounds, preferably bis-triflimide compounds
09/19/2002CA2440937A1 Metal bistriflimide compounds, their synthesis and their uses
09/18/2002EP1240122A1 Metathesis process for converting short chain olefins to longer chain olefins
09/18/2002EP1240121A1 Process for the production of olefins
09/18/2002EP1240120A1 Process for the production of olefins
09/18/2002CN1091086C Microwave reinforced ethylene prepn. process including methane oxidizing and coupling-ethane carbon dioxide oxidizing, dehydro genating and coupling reactions
09/18/2002CN1090997C Multiple metals catalyst for selective hydrogenation dealkynizing
09/12/2002WO2002070626A1 Pyrolysis tube and pyrolysis method for using the same
09/12/2002WO2002070440A1 Method and apparatus for the preparation of triptane and/or triptene
09/12/2002US20020128532 High viscosity polyalphaolefins prepared with ionic liquid catalyst
09/12/2002US20020128528 Process for treatment of C4 hydrocarbons that comprise butadiene and acetylene compounds that comprise stages for distillation and selective hydrogenation
09/12/2002US20020128516 Preparing 3,7,11-trimethyldodeca-2,4,6,10-tetraen-1-ylphosphonium salts as an intermediate for the preparation of lycopene by reacting the sale with 2,7-dimethylocta-2,4,6-trienedial
09/12/2002US20020128409 Process for the co-oligomerisation of ethylene and alpha olefins
09/12/2002CA2439571A1 Method and apparatus for the preparation of triptane and/or triptene
09/11/2002EP1237960A1 Iron-based catalyst for producing oligomers of conjugated dienes
09/11/2002EP1021244B1 A method of providing heat
09/11/2002CN1090535C Olefin production method
09/10/2002CA2210039C A process for the extraction of lycopene and extracts containing it
09/06/2002WO2002068365A1 PROCESS FOR PRODUCING LOW POLYMER OF α-OLEFIN
09/05/2002US20020123658 Recycling streams containing polymerization inhibitors at reboiler temperature no higher than 110 degrees C
09/04/2002EP1236506A1 Multi-stage low bed-depth catalytic reactor having internal heat exchange, and use thereof
09/04/2002EP1235774A1 Dehydrohalogenation of halogenated alkanes using rare earth halide or oxyhalide catalyst
09/04/2002EP1235773A1 Process for vinyl chloride manufacture from ethane and ethylene with partial hcl recovery from reactor effluent
09/04/2002EP1235772A1 A process for the conversion of ethylene to vinyl chloride, and novel catalyst compositions useful for such process
09/04/2002EP1235769A1 Oxyhalogenation process using catalyst having porous rare earth halide support
09/04/2002CN1090157C Process for preparing middle chain to near middle chain branched alpha-alkene
09/04/2002CN1090156C Process for selective oxidation of compounds
09/03/2002US6444869 Pressure sweeping adsorption
09/03/2002US6444868 Process to control conversion of C4+ and heavier stream to lighter products in oxygenate conversion reactions
09/03/2002US6444866 Sequence of processes for olefin oligomerization
08/2002
08/29/2002WO2002066406A1 Modified method for producing higher $g(a)-olefin
08/29/2002WO2002066404A1 Catalyst system for the trimerisation of olefins
08/29/2002WO2002032838A3 Process for selective hydrogenation of an olefinic feed stream containing acetylenic and diolefinic impurities
08/29/2002CA2438684A1 Catalyst system for the trimerisation of olefins
08/29/2002CA2434579A1 Modified method for producing higher alpha-olefin
08/28/2002EP1234013A1 Naphtha cracking and hydroprocessing process for low emissions, high octane fuels
08/28/2002CN1089741C Process for producing ethylene from demethanation at high temp
08/28/2002CA2373186A1 Thin catalytic multilayer converter and process with internal heat exchanger, and its utilization
08/27/2002US6441263 Ethylene manufacture by use of molecular redistribution on feedstock C3-5 components
08/27/2002US6440894 Heating the catalyst in a low moisture environment, followed by contacting the heated catalyst with air and/or steam; methanol to ethylene; relatively high resistance to attrition (wear resistance)
08/27/2002US6440299 Process for removal of mercaptans from hydrocarbon streams
08/22/2002WO2002064707A2 A process for preparing (branched-alkyl) arylsulphonates and a (branched-alkyl) arylsulphonate composition
08/22/2002WO2002064532A2 A process for preparing a branched olefin, a method of using the branched olefin for making a surfactant, and a surfactant
08/22/2002WO2002064531A1 Method for producing high-purity diisobutene
08/22/2002DE10105751A1 Verfahren zur Herstellung von 1-Octen A process for the preparation of 1-octene
08/22/2002CA2573297A1 A process for preparing a branched olefin, a method of using the branched olefin for making a surfactant, and a surfactant
08/22/2002CA2438351A1 A process for preparing a branched olefin, a method of using the branched olefin for making a surfactant, and a surfactant
08/21/2002EP1232229A1 Multiple feed process for the production of propylene
08/21/2002CN1364852A Combined process for preparing acetylene by fast pyrogenic decomposition and plasma pyrolysis of coal
08/21/2002CN1364426A Production of water soluble, less water soluble or water non soluble active compound solid product
08/21/2002CN1089277C Non-crystalline alloy catalyst containing Ni and B, its prepn. and use
08/20/2002US6437208 Using a silicoaluminophosphate molecular sieve catalyst; low propane contenct
08/20/2002US6436863 Formed by combining a zeolite, a group vib metal, and an inorganic support; calcining to produce a calcined, modified zeolite; and contacting with a carburizing agent
08/20/2002CA2168580C Method for removing catalyst from an oligomer product
08/15/2002WO2002062733A1 Method for recovering crude 1,3-butadiene by extractive distillation from a c4 cut
08/15/2002WO2002062732A1 Method for producing 1-octen
08/15/2002US20020111523 Removing oxygenated hydrocarbon from an olefin stream and then contacting with acid based oligomerization catalyst; catalyst life extended by removing oxygenated hydrocarbon impurity
08/15/2002US20020110599 Dissolving or dispersing active compounds in aqueous or colloidal dispersion of a proteinaceous protecting colloid, flocculating with active compound out of dispersion separating off flocculated solid; forming dry powder
08/15/2002CA2434505A1 Process for preparing 1-octene
08/14/2002EP1231194A1 Preparation of 1-olefins
08/14/2002EP1230207A2 Metathesis syntheses of pheromones or their components
08/14/2002EP1230022A2 Hydrocarbon hydrogenation catalyst and process
08/14/2002DE10147775A1 Herstellung von 1-Olefinen Preparation of 1-olefins
08/14/2002DE10113381A1 Verfahren zur Herstellung von hochreinem Diisobuten A process for the production of high purity diisobutene
08/14/2002DE10105660A1 Verfahren zur Gewinnung von Roh-1,3-Butadien durch Extraktivdestillation aus einem C4-Schnitt A process for recovering crude 1,3-butadiene by extractive distillation of a C 4 cut
08/13/2002US6433242 Process for fractionating dibutene
08/13/2002US6433240 Using transition metal catalyst
08/13/2002US6433234 Process for the production of olefins
08/13/2002US6433226 Reacting an alcohol with a triarylphosphine compound
08/08/2002WO2002060844A1 Production of higher olefins
08/08/2002WO2002060843A1 Production of olefin dimers and oligomers
08/08/2002WO2002060842A1 Olefin oligomerization
08/08/2002WO2001051435A8 Selective olefin oligomerization
08/08/2002US20020107424 Hydrocarbon hydrogenation catalyst and process
08/08/2002CA2434967A1 Olefin oligomerization
08/08/2002CA2433852A1 Production of olefin dimers and oligomers
08/08/2002CA2433340A1 Production of higher olefins
08/07/2002CN1088624C Iron group catalyst for producing butadiene by oxidative dehydrogenation of bytylene
08/01/2002WO2002059066A1 Process for the production of linear alpha olefins and ethylene
08/01/2002US20020103406 Production of olefin dimers and oligomers
08/01/2002US20020103405 Method and system for producing heavier hydrocarbons from solid carbon and water
08/01/2002DE10103708A1 Thermische Isomerisierung von Lycopin Thermal isomerization of lycopene
08/01/2002DE10103309A1 Verfahren zur Herstellung höherer Alpha-Olefine A process for the production of higher alpha-olefins
07/2002
07/31/2002EP1227074A1 Method and system for producing heavier hydrocarbons from solid carbon and water
07/31/2002EP1226223A1 Coking reduction in cracking reactors
07/31/2002CN1361756A Process for the separation of isobutene from normal butenes
07/30/2002US6426442 Zeolite zsm-5 catalysis aromatization
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