Patents
Patents for C07C 11 - Acyclic unsaturated hydrocarbons (14,240)
02/1989
02/22/1989EP0303617A1 Acid catalyzed process
02/21/1989US4806647 Palladium(ii) compound, chelate ligand, protonic acid and salt
02/21/1989CA1250319A1 Olefin upgrading with ferrosilicate zeolite catalyst
02/21/1989CA1250318A1 Natural gas conversion
02/21/1989CA1250315A1 Process for production of hydrocarbons
02/21/1989CA1250306A1 Process for the preparation of acetylenic derivatives, derivatives thus made, and their use
02/14/1989US4804800 Process for synthesizing a zeolite catalyst on a pH controlled basis to improve catalyst life
02/14/1989US4804799 Dehydrogenation catalyst
02/14/1989CA1250004A1 Process for producing isobutene
02/09/1989WO1989001001A1 Lower alkene polymers
02/08/1989EP0302665A1 The homogeneous partial oxidation of a methane-containing paraffinic hydrocarbon
02/08/1989EP0302336A1 Process for splitting alkyl-tert.-alkyl ethers
02/08/1989CN1030907A Lower alkene polymers
02/07/1989CA1249847A1 Method for dehydrogenating hydrocarbons
01/1989
01/31/1989CA1249605A1 Fischer-tropsch process with cobalt-promoted catalysts
01/26/1989WO1989000553A1 Method of obtaining butene-1
01/26/1989WO1989000452A1 Catalyst composition and method for selective dehydrogenation
01/24/1989CA1249303A1 Ethylene oligomerization process
01/17/1989US4798911 Sulfur-free palladium and copper on carbon support
01/17/1989CA1248974A1 Process for the preparation of pure alkyl tert.-alkyl ethers and hydrocarbon raffinates which are largely free from isoolefins and from alkanols
01/11/1989EP0298404A2 Sulfon polyenes
01/11/1989EP0183727B1 Two stage process for catalytic conversion of olefins to higher hydrocarbons
01/10/1989CA1248554A1 Method for increasing hydrogen consumption in hydrocarbon dehydrogenation process using oxidative reheat step
01/10/1989CA1248512A1 Process for the preparation of a cayalyst mixture and its use
01/10/1989CA1248507A1 Titanium-aluminum-phosphorous-silicon-oxide-molecular sieve compositions
01/04/1989EP0297685A1 Dehydrogenation catalyst
01/03/1989US4795851 Process for the oligomerization of olefins and a catalyst thereof
01/03/1989US4795734 Rhenium-containing catalyst for the production of olefins by metathesis
01/03/1989US4795732 Sulphided platinum group metal-silicalite dehydrogenation catalysts
12/1988
12/28/1988EP0224531B1 Zeolites of the borosilicate type, containing fluorine
12/28/1988CA1247657A Process for removing carbonyl-sulfide from liquid hydrocarbon feedstocks
12/28/1988CA1247656A Production of light olefins
12/28/1988CA1247655A Combustion air preheating
12/27/1988US4794099 SiO2 -promoted cobalt catalyst on a support of TiO2 for converting synthesis gas to heavy hydrocarbons
12/21/1988EP0295960A1 A homogeneous two component catalyst composition and process for preparing linear alpha-olefins
12/21/1988EP0295269A1 Layered metal oxides containing interlayer oxides and their synthesis.
12/20/1988CA1247146A1 Selective production of ethylene and propylene
12/20/1988CA1247145A1 Conversion of c.sub.3 and c.sub.4 hydrocarbons to less saturated hydrocarbons
12/20/1988CA1247144A1 Methane conversion
12/20/1988CA1247143A1 Methane conversion
12/07/1988EP0293950A1 Process for oligomerizing light olefins or their mixtures
12/07/1988EP0293914A1 Oligomerization processes and catalysts
11/1988
11/30/1988EP0293032A2 Synthetic, crystalline, porous material containing oxides of silicon and boron
11/29/1988US4788379 Purification of coal
11/29/1988US4788376 Process for producing higher hydrocarbons from lower olefins
11/29/1988US4788371 Catalytic oxidative steam dehydrogenation process
11/23/1988EP0292363A2 Zeolites having an MFI-structure, based on silica and titanium oxide, and method for their synthesis
11/17/1988WO1988008834A1 Catalyst and process for dimerization of propylene into methyl-4-pentene-1
11/17/1988EP0291411A1 Catalyst and process for the dimerization of propylene into 4-methyl-1-pentene
11/17/1988EP0290861A1 Process for the reductive dehalogenation of organic halogenated compounds
11/16/1988CN88101761A Method and apparatus for converting methane to higher hydrocarbon products
11/15/1988CA1244838A1 Zeolite catalysed organic conversions
11/09/1988EP0290068A1 Process for oligomerizing light olefins or mixtures thereof
11/08/1988US4783572 Oxidation of methane with lead (ii) oxide catalyst
11/08/1988US4783555 Process for the production of a hydration product from an olefinic feedstock
11/08/1988US4783527 Amides of amphoteric polyene macrolide antibiotics
11/08/1988CA1244451A1 Chiral phosphorus-containing ligands; process for preparing the same from naural amino acids and their use as catalysts in enantioselective synthesis reactions
11/02/1988EP0289233A1 Process and reactor system for converting methanol to olefinic hydrocarbons
11/02/1988EP0288912A1 Process for recovery and purification of ethylene
10/1988
10/26/1988EP0288362A1 Process for the isomerization of butene-1 into butenes-2 in a C4 hydrocarbon cut containing butadiene and sulphur compounds
10/26/1988EP0288295A1 Process for the production of 2,3-Dimethylbutene-1 from propene
10/26/1988EP0288293A2 Improved zeolite ZK-5
10/25/1988US4780114 Molten salt hydrate membranes for the separation of gases
10/18/1988CA1243334A1 Process for the production of dienes from aldehydes
10/12/1988EP0171316B1 Process and apparatus for contacting at least two gaseous components reacting at high temperatures
10/12/1988CN87101513A Catalyst containing pt, sn, li, s for dehydrogenation of saturated hydrocarbon
10/11/1988US4777322 Obtaining but-2-enes from C4 -hydrocarbon mixtures which contain but-1-ene and may or may not contain but-2-enes
10/11/1988US4777321 Feedstock preparation and conversion of oxygenates to olefins
10/11/1988CA1243047A1 Process for the preparation of hydrocarbons
10/11/1988CA1242984A1 Process for converting light olefins into heavier hydrocarbons
10/06/1988WO1988007030A3 Detergent grade olefins, alkylbenzenes and alkylbenzene sulfonates and processes for preparing
10/05/1988EP0285337A1 Thin bed reactors for methane conversion
10/05/1988EP0284971A2 Process for the production of 1,3-butadien
10/04/1988CA1242751A1 Small olefin interconversions
09/1988
09/28/1988EP0284237A1 Production of substituted acetylenic compounds
09/27/1988US4774365 Etherification, deetherification, distillation azeotropic mixture
09/22/1988WO1988007030A2 Detergent grade olefins, alkylbenzenes and alkylbenzene sulfonates and processes for preparing
09/21/1988EP0283400A1 Catalytic system with a prolonged life span and preservation for the metathesis of olefins
09/21/1988EP0282630A1 Tantalum catalysts and process for the dimerization of olefins
09/07/1988EP0281208A1 Process for two-stage catalytic conversion of an olefins-containing feed
08/1988
08/31/1988EP0280373A1 Process for the dimerization of olefins
08/30/1988US4767886 Method for preparing lower olefins
08/30/1988CA1241349A1 Conversion of methanol and methyl ether to light olefins
08/30/1988CA1241339A1 Preparation of gossyplure
08/23/1988US4766266 Dehydrogenation of isobutane
08/17/1988CN87108362A Process for preparation of diolefins
08/16/1988US4764356 Process for synthesizing a zeolite catalyst on a pH controlled basis to improve catalyst life
08/16/1988CA1240709A1 Selective oxidation of hydrogen
08/10/1988EP0277137A1 Method of making an attrition-resistant catalyst composition and use of the same.
08/02/1988US4761509 High selectivity process for dehydrogenation of paraffinic hydrocarbons
07/1988
07/27/1988EP0276096A1 An olefin metathesis process
07/27/1988EP0275930A2 Upgrading diene-containing hydrocarbons
07/27/1988CN87101272A Process for the production of dienes
07/25/1988EP0271575A4 Layered metal chalcogenides containing interlayer chalcogenides and their synthesis.
07/21/1988EP0295269A4 Layered metal oxides containing interlayer oxides and their synthesis.
07/21/1988EP0272306A4 Oligomerization of olefins.
07/21/1988EP0271563A4 Layered silicates and their synthesis.
07/21/1988EP0270659A4 Layered metal oxides containing interlayer oxides and their synthesis.
07/20/1988CN86108869A Catalytic agent for preparing isoprene by isobutylene-methanal gas phase condensation
07/19/1988US4758543 Dehydrogenation catalyst