Patents
Sitemap › C07 - Organic chemistry › C07C - Acyclic or carbocyclic compounds › C07C 7 - Purification, separation orstabilisation of hydrocarbons; Use of additives
Patents for C07C 7 - Purification, separation orstabilisation of hydrocarbons; Use of additives (13,802)
10/2012
10/04/2012CA2830646A1 Method for olefins production
10/04/2012CA2830308A1 Copolymer and use thereof for improving the cold flow properties of middle distillate fuels
10/03/2012EP2505573A1 Method for olefins production
10/03/2012CN202460435U Acetylene solid caustic soda drying tower
10/03/2012CN202460429U Membrane device for synchronously separating and purifying methane and carbon dioxide in biogas
10/03/2012CN102712853A Process for reducing the bromine index of a hydrocarbon
10/03/2012CN102712556A Process for treatment of ethylene
10/03/2012CN102703108A Technical method for Fischer-Tropsch synthesis and tail gas utilization
10/03/2012CN102701896A Composite solvent for purifying acetylene and purification method thereof
10/03/2012CN102701895A Method for extracting and separating liquid olefin and alkane mixture by adopting functional ionic liquid
09/2012
09/27/2012WO2012128935A2 Synergistic h2s/mercaptan scavengers using glyoxal
09/27/2012CA2828771A1 Synergistic h2s/mercaptan scavengers using glyoxal
09/26/2012CN202446844U Novel rectifying tower for preparing benzene
09/26/2012CN202446843U Feeding distribution device of benzene rectifying tower
09/26/2012CN202446841U High-quality dimethylbenzene rectifying device
09/26/2012CN202446830U Benzene fraction dehydration plant
09/26/2012CN102695691A Olefin feed purification process
09/26/2012CN102690161A Separating method for benzene-cyclohexane-cyclohexene
09/26/2012CN102690158A Industrialized method for separating high-purity n-butane from refinery C4 components
09/26/2012CN102688783A Alkyne selective hydrogenation catalyst carrier and preparation method and catalyst thereof
09/26/2012CN102688708A Method for separating aromatic hydrocarbon from alkane by ionic liquid and membrane process coupling technology
09/26/2012CN102060403B Sewage treatment process capable of recovering low-carbon hydrocarbons and low-carbon oxygen-containing organic matters
09/25/2012US8273938 Heavy olefin production process
09/25/2012CA2426629C Process for the separation of olefins from paraffins using membranes
09/20/2012WO2012123472A1 Hydrogenation catalyst
09/20/2012US20120238793 In-Line Device for Gas-Liquid Contacting, and Gas Processing Facility Employing Co-Current Contactors
09/19/2012EP2499109A1 Olefin feed purification process
09/19/2012CN102686541A Production of para-xylene by the methylation of benzene and/or toluene
09/19/2012CN102675030A Process method for directly separating petroleum resin raw materials from cracking C9 fraction
09/19/2012CN102675029A Method for separating methylcyclohexane and toluene through differential pressure thermal coupling extractive rectification
09/19/2012CN102675028A Separating preparation method of acetylene by absorbing pyrolysis gas with ionic liquid
09/19/2012CN102675025A Separation method for preparing low-carbon olefin gas through methanol conversion
09/19/2012CN102675024A Separation process for preparing low-carbon olefin gas through methanol conversion
09/19/2012CN102675023A Preparation method of narrow-fraction high-purity isohexane
09/19/2012CN102675022A Recycling methods of normal hexane in silica-based aerogel preparation process
09/19/2012CN102675021A Purifying process of high-purity methane
09/19/2012CN102675019A Separation process for preparing low-carbon alkene gases through conversion of methanol
09/19/2012CN102671622A Combined adsorbent, preparation method thereof and method for removing and recycling thiophene by using combined adsorbent
09/19/2012CN102671619A Preparation method of silver (Ag)/gamma-aluminum oxide (Al2O3) adsorbing agents for removing thiophene and carbon disulfide in benzene
09/18/2012CA2658601C Process for removal of oxygenates from a paraffin stream
09/18/2012CA2541540C Para-xylene process using perm-selective separations
09/13/2012WO2012082409A8 Process of producing cyclohexylbenzene
09/13/2012US20120232322 Desulphurisation process
09/13/2012US20120232232 Ethylene Recovery by Absorption
09/13/2012US20120232231 Component Separations in Polymerization
09/12/2012EP2496540A1 Stabilization of bicycloheptadiene
09/12/2012EP2496539A2 Method for separating a c4 fraction by means of extractive distillation using a selective solvent
09/12/2012CN202430142U Device for producing unsym-trimethyl benzene by isomerization of C9 aromatic hydrocarbons
09/12/2012CN102666797A Low metal biomass-derived pyrolysis oils and processes for producing the same
09/12/2012CN102666450A Process for recovering monoalkylbenzene
09/12/2012CN102666449A Process for recovering monoalkylbenzene
09/12/2012CN102666445A A process for making products with low hydrogen halide
09/12/2012CN102666443A Separation of components from a multi-component hydrocarbon stream which includes ethylene
09/12/2012CN102665863A Membrane separation of a mixture of close boiling hydrocarbon components
09/12/2012CN102659503A Preparing method of 2, 3-diphenyl butane
09/12/2012CN102659501A Method for separating acetylene from cracked gas by solvent absorption and adsorption separation coupling
09/12/2012CN102659497A Water system of device for preparing olefins from methanol and on-line cleaning method thereof
09/12/2012CN102659496A Method for purifying methane in liquefied natural gas (LNG) vapor by low-temperature pressure swing adsorption
09/12/2012CN102658160A Crude benzene hydrogenation catalyst and preparation method thereof
09/12/2012CN101712888B Hydrofining technology of heavy benzol
09/11/2012US8262901 Adsorbing polynuclear aromatics from a reforming process using adsorbents containing iron
09/07/2012WO2012117085A1 Process for workup of a stream comprising butene and/or butadiene
09/07/2012WO2011131325A8 Distillation process and multi-column heat-integrated distillation system
09/06/2012US20120226087 Process for workup of a stream comprising butene and/or butadiene
09/05/2012CN202415399U Device for deeply removing water from acetylene gas
09/05/2012CN202410406U Vinyl monomer gas phase filtering device
09/05/2012CN202410216U Improvement of process water tank blowdown system
09/05/2012CN202410202U Toluene distilling still
09/05/2012CN1886357B Method for producing paraxylene comprising an adsorption step and two isomerization steps
09/05/2012CN102656255A Improved method of removing hydrogen sulphide
09/05/2012CN102656131A Method for separating a C4 fraction by means of extractive distillation using a selective solvent
09/05/2012CN102653505A Propylene refining method
09/05/2012CN102351635B Method for extracting phenylbutylene from Zingiber mioga Rosc
09/05/2012CN101607859B Process employing coke-oven gas for production of methane
09/05/2012CN101555186B Method for preparing methane by deeply purifying landfill gas
09/05/2012CN101468938B Composite solvent for extracting, distilling and separating styrene in hydrocarbons mixture, and method therefor
09/05/2012CN101333144B Method for removing dimethyl ether from olefin stream
09/05/2012CN101288821B Preparation method of calcium zincate and calcium zincate reclaiming agent at normal temperature
09/04/2012US8258363 Separation of aromatics with pervaporation membrane
08/2012
08/30/2012WO2012114144A1 Method for obtaining fluorene by crystallization from the melt
08/30/2012US20120220807 a-OLEFIN / VINYL PYRROLIDINONE COPOLYMERS AS ASPHALTENE DISPERSANTS
08/30/2012US20120220050 Method of purifying 8-isoprostane
08/30/2012US20120219714 Stabilization of bicycloheptadiene
08/29/2012CN202400987U Cleaning system of acetylene gas
08/29/2012CN202398272U Neutralizing tower for purifying acetylene gas
08/29/2012CN102649679A Method for hydrogenating phenylacetylene under existence of vinyl benzene
08/29/2012CN102649663A Method for removing phenylacetylene through selective hydrogenation in presence of styrene
08/29/2012CN102649662A Method for removing phenylacetylene through highly selective hydrogenation in presence of styrene
08/29/2012CN102649661A Method for selectively hydrogenating phenylacetylene in presence of styrene
08/29/2012CN102649660A Method for removing phenylacetylene in presence of styrene
08/29/2012CN101759518B Method for absorbing and separating refinery catalytic dry gas by adopting oil
08/29/2012CN101759516B Method for refining catalysis drying gas by using oil absorption extraction
08/29/2012CN101723788B Separation method of cracking C5 fractions
08/29/2012CN101531921B Complex solvent for extracting and separating aromatic hydrocarbon in gasoline or hydrocarbon mixture
08/29/2012CN101450885B Method for separating carbon 5 fraction by one-stage extraction and rectification
08/29/2012CN101405242B Method for preparing linear alphaolefins with removal of aromatic by-products and reactor system for the method
08/28/2012US8252967 Process for the purification of paraxylene
08/28/2012CA2530277C Selective separation of fluid compounds utilizing a membrane separation process
08/28/2012CA2523037C Process for the removal of sour gases from pressurised natural gas which is polluted by sour gas compounds and for the recovery of the removed sour gases at an elevated pressure level
08/23/2012WO2012110775A1 Reactor
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