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)
06/2010
06/30/2010CN101759519A Method for extracting lycopene
06/30/2010CN101759518A Method for absorbing and separating refinery catalytic dry gas by adopting oil
06/30/2010CN101759517A Method for separating light dydrocarbon aromatization dry gas
06/30/2010CN101759516A Method for refining catalysis drying gas by using oil absorption extraction
06/30/2010CN101759513A Method for utilizing naphtha
06/30/2010CN101302187B Production process of carbazol and anthracene
06/30/2010CN101172927B Improved raffinate processing system and method thereof
06/29/2010US7745372 Catalyst for selective hydrogenation of olefins and its preparation as well as use
06/29/2010US7745370 comprising acetylenes and diolefins; impregnated with palladium and silver as additive
06/29/2010US7744828 Process and apparatus for the removal of nitrogen compounds from a fluid stream
06/24/2010WO2010069145A1 Method for selective hydrogenation of phenylacetylene using composite bed in the presence of styrene
06/24/2010WO2010069144A1 Method for selective hydrogenation of phenylacetylene in the presence of styrene
06/24/2010WO2010014531A4 Process for producing a middle distillate
06/24/2010US20100160706 Removal of light fluoroalkanes from hydrocarbon streams
06/23/2010EP2199269A1 Method to purify olefin-containing hydrocarbon feedstocks
06/23/2010EP2197819A1 Use of a mixture of an ordered intermetallic compound and an inert material as a catalyst and corresponding hydrogenation processes
06/23/2010CN101747132A Method for extracting methane from coke oven gas by utilizing membrane separation and low-temperature rectification
06/23/2010CN101747131A Method for extracting hydrogen and methane from coke oven gas by utilizing membrane separation and low-temperature rectification
06/23/2010CN101747130A Method for refining coking benzene-type products containing nitrogen impurities
06/23/2010CN101747128A Separation method for preparing low-carbon olefin by conversion of methanol
06/23/2010CN101745391A Catalyst for removing traces of oxygen in catalytic cracking dry gas
06/23/2010CN101745364A Adsorbent for adsorption separation of m-Xylene and preparation method thereof
06/23/2010CN101745289A Method for selectively removing H2S from gas mixture containing CO2
06/23/2010CN101050159B Method for separating butane and butylenes, and dedicated installation
06/22/2010CA2392055C Inhibition of polymerization of unsaturated monomers
06/17/2010WO2010068731A1 A method for the purification of substituted cyclopent-2-en-1-one congeners and substituted 1,3-cyclopentadione congeners from a complex mixture using countercurrent separation
06/17/2010WO2010067169A1 Additive enhancing the selectivity of a solvent in a liquid/liquid extraction process, and method for production thereof
06/17/2010US20100152034 Process for liquid phase hydrogenation
06/17/2010US20100150812 Indirectly heated temperature controlled adsorber for sorbate recovery
06/16/2010EP2196259A1 Bimetallic catalyst for the simultaneous selective hydrogenation of diolefins and nitriles, method of making same and process for the hydrogenation of diolefins and nitriles
06/16/2010CN1950657B Removing contaminants from natural gas
06/16/2010CN101743214A Process for the separation of unbranched hydrocarbons from their branched isomers
06/16/2010CN101735003A Combined method for production of paraxylene
06/16/2010CN101735002A Method for crystallizing and separating para xylene
06/16/2010CN101735001A Method for separating p-xylene crystal
06/16/2010CN101735000A Combination method for producing p-xylene
06/16/2010CN101734999A Method for sequential separation and azeotropic recovery of ethyl benzene/styrene
06/16/2010CN101734998A Method for extracting trimethylbenzene fraction in hydrocracking C9 by combined solvent extraction rectification method
06/16/2010CN101734997A Combined method for joint production of aromatic hydrocarbon
06/16/2010CN101734996A Method for recycling and utilizing waste liquor containing 4-vinyl cyclohexene
06/16/2010CN101734992A Process for distillatively obtaining pure 1, 3-butadiene from crude 1, 3-butadiene
06/16/2010CN101734991A Method for improving content of 1-hexene in hexene materials
06/16/2010CN101733172A Supported metal catalyst, preparation method thereof and use thereof
06/16/2010CN101732947A Method for safe adsorption and enrichment of gas with low concentration
06/16/2010CN101732929A Blade lattice streaming gravity buoyancy device
06/16/2010CN101219927B Continuous process and device for the separation of benzyl chloride regular packing column
06/16/2010CN101124026B Energy efficient method and apparatus for exothermic reactions
06/16/2010CN101121634B Recovery method for styrene from pyrolysis gasoline
06/15/2010US7737318 Preparing 1-butene having <2000 ppm isobutene from a mixtures of C4 hydrocarbons containing 1-butene and from 2000 ppmw-8% isobutene byreacting the isobutene with ethanol in the presence of an acid ion exchange resin catalyst to give ethyl tert-butyl ether which is then removed; simplification
06/15/2010US7737312 Production of linear alkyl benzene
06/15/2010US7737079 Ni catalyst, process for making catalysts and selective hydrogenation process
06/15/2010US7737075 Ni catalyst, process for making catalysts and selective hydrogenation process
06/15/2010US7736492 hydrogenation of polyunsaturated compounds in gasolines into monounsaturated compounds; transforming mercaptans and sulfides into heavier compounds by reaction with the unsaturated compound; sulfurized nickel and molybdenum catalyst on support ofaluminates of cobalt and nickel; air pollution control
06/10/2010US20100145129 Extraction methods and apparatus
06/10/2010US20100145118 Process for Reducing Benzene Concentration in Reformate
06/10/2010US20100144998 Preparing 1-butene having <2000 ppm isobutene from a mixtures of C4 hydrocarbons containing 1-butene and from 2000 ppmw-8% isobutene byreacting the isobutene with ethanol in the presence of an acid ion exchange resin catalyst to give ethyl tert-butyl ether which is then removed; simplification
06/10/2010US20100143580 Stabilization of Bicycloheptadiene
06/09/2010EP1379486B1 Method for the processing of a liquid reaction discharge of the cationic polymerisation of isobutene
06/09/2010CN201500504U Separation absorption device containing low-concentration methane gas
06/09/2010CN1886355B Para-xylene process using selective infiltration separations
06/09/2010CN101730673A Process for xylene production
06/09/2010CN101723793A Device and method for separating rough styrene contained in pyrolysis gasoline
06/09/2010CN101723791A Method for enriching mesitylene from C9 aromatics
06/09/2010CN101723790A Method for separating mixture of m-ethyltoluene and o-ethyltoluene from C9 aromatics
06/09/2010CN101723788A Separation method of cracking C5 fractions
06/09/2010CN101723782A Preparation method of polyolefin inductive condensing agent
06/09/2010CN101723781A Solvent for extracting, rectifying and separating styrene from hydrocarbon mixture
06/09/2010CN101721881A Re-pressurisation of a vsa treating a gaseous mix containing a fuel
06/09/2010CN101182278B Method for purifying refined fluorene by crystallizing process
06/08/2010US7732624 from a liquid phase P comprising the target product X and constituents other than the target product X by cooling suspension crystallization in an indirect heat transferer; target product X in the process is acrylic acid
06/08/2010CA2506760C Distillation system
06/03/2010WO2010062390A2 Method for producing cyclic organic compounds from crop oils
06/03/2010WO2010042269A8 Process for producing phenol and methyl ethyl ketone
06/03/2010WO2010039393A3 Preparation of alkylation feed
06/03/2010WO2010027987A3 Process for ultra low benzene reformate using catalytic distillation
06/03/2010WO2005011854A9 Process for the selective hydrogenation of phenylacetylene
06/03/2010US20100137660 Process for the crystallization separation of p-xylene
06/03/2010CA2744805A1 Method for producing cyclic organic compounds from crop oils
06/02/2010EP1385626B1 Process for selective hydrogenation of alkynes and catalyst therefor
06/02/2010CN201495206U Marsh gas desulfuration dewaterer
06/02/2010CN101717323A Technology for removing thiophene with coked benzene by means of halogenation
06/02/2010CN101717322A Method for extracting alpha-pinene in turpentine distillation process
06/02/2010CN101716533A Integrated catalyst carriers and method thereof for preparing catalyst
06/02/2010CN101225012B Method for ultrasonic extraction and distillation separation of benzene-cyclohexane and benzene-n-heptane
06/02/2010CN101172928B Method for salt extraction separation of benzol-cyclohexane normal heptane
06/02/2010CN101121631B Method for fast extracting lycopene
06/02/2010CN101121101B Method for preparing polyurethane-imide permeable vaporizing aromatic/alkane separating membrane
06/02/2010CN101012144B Process of recovering ethylene and methane from emptying end gas of glycol apparatus
06/01/2010US7728187 Adsorbent and process for the separation of meta-xylene from aromatic hydrocarbons
06/01/2010US7727929 Hydrogenation and demetallization catalyst; heat treatment ; shaped mixture of refractory oxide and Group viii metal
06/01/2010US7727401 Selective purification of mono-terpenes for removal of oxygen containing species
06/01/2010CA2439146C Pressure swing adsorption process
05/2010
05/27/2010WO2010058760A1 Gas hydrate pellet molding device and gas hydrate pellet molding method
05/27/2010WO2009123909A3 Process for hydrogenating olefins
05/27/2010US20100130800 Liquid-Liquid Separation Process Via Coalescers
05/27/2010US20100126843 Process for distillatively obtaining pure 1, 3-butadiene from crude 1, 3-butadiene
05/26/2010EP1596954B1 Method for extractive distillation
05/26/2010CN1764620B Feed pretreating
05/26/2010CN1759080B Production of butene oligomers and tert-butyl ethers from C4 flows containing isobutene
05/26/2010CN101712888A Hydrofining technology of heavy benzol
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