| Patents for C07C 7 - Purification, separation orstabilisation of hydrocarbons; Use of additives (13,802) |
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| 03/27/2013 | CN102989454A C2 front-end hydrogenation catalyst containing carrier with two peaks pore size distribution and preparation method |
| 03/27/2013 | CN102989453A C2 front-end hydrogenation catalyst and preparation method |
| 03/27/2013 | CN102989452A C2 front-end hydrogenation catalyst containing composite carrier and preparation method |
| 03/27/2013 | CN102989257A Comprehensive utilization device and method of biomass landfill gas |
| 03/27/2013 | CN102989190A Separation device for C-5 alkanes |
| 03/27/2013 | CN102229806B Green circular economy technology with coal coking as the main part |
| 03/27/2013 | CN102188985B Carbon four-fraction selective hydrogenation catalyst and preparation method thereof |
| 03/27/2013 | CN102125802B Method for recovering and purifying waste gas during crude benzene hydrogenation refining production |
| 03/27/2013 | CN101838177B Method for one-stage extraction, distillation and separation of C5 fractions by using reactive distillation N-methyl pyrrolidone (NMP) method |
| 03/27/2013 | CN101745289B Method for selectively removing H2S from gas mixture containing CO2 |
| 03/27/2013 | CN101691320B Device for purifying and recycling methane and carbon dioxide from landfill gas |
| 03/27/2013 | CN101603055B Technique for comprehensively treating and using domestic garbage resources and special fermenting tank |
| 03/27/2013 | CN101597205B Method for producing dicyclopentadiene from coking byproduct |
| 03/27/2013 | CN101522595B Integrated separation and purification process |
| 03/27/2013 | CN101522285B Multi-stage sulfur removal system and process for an auxiliary fuel system |
| 03/27/2013 | CN101289359B Ionic liquid mediated elimination of acetonitrile from the olefin feed used in the production of ethers |
| 03/26/2013 | US8404918 Energy efficiency in adsorptive separation |
| 03/26/2013 | US8404917 Mixed matrix adsorbent for separation of gasoline components |
| 03/26/2013 | US8404916 Process for separating and/or introducing a flush material in an adsorption separation system |
| 03/26/2013 | CA2581573C Sulfonated nitrophenols as polymerization inhibitors |
| 03/26/2013 | CA2323198C Synthesis and isomerization of 1,2-bis (indenyl) ethanes |
| 03/21/2013 | WO2013039627A1 Methods and compositions for inhibiting polystyrene formation during styrene production |
| 03/21/2013 | WO2013039584A1 Conversion of sulfuric acid alkylation units for ionic liquid catalyzed alkylation processes |
| 03/21/2013 | WO2013015895A3 Aromatic hydrocarbons from depolymerization and deoxygenation of lignin |
| 03/21/2013 | WO2012078373A8 Method and apparatus for obtaining aromatics from diverse feedstock |
| 03/21/2013 | US20130072740 Gas Expansion Cooling Method |
| 03/21/2013 | US20130072733 Method of separating pentene-2 from a c5 cut containing pentene-2 and pentene-1 by selective oligomerization of pentene-1 |
| 03/21/2013 | US20130072732 Method of separating butene-2 from a c4 cut containing butene-2 and butene-1 by selective oligomerization of butene-1 |
| 03/21/2013 | US20130072729 Methods and compositions for inhibiting polystyrene formation during styrene production |
| 03/21/2013 | US20130072724 Process for refining chemicals from pulp and paper mill wastewaters |
| 03/21/2013 | US20130071309 Separation of gases |
| 03/21/2013 | CA2848180A1 Conversion of sulfuric acid alkylation units for ionic liquid catalyzed alkylation processes |
| 03/20/2013 | EP2570470A1 Hydrogenation catalyst |
| 03/20/2013 | EP2570163A1 Plant for recovering degraded heat transfer oil from a solar thermal facility and associated recovery method |
| 03/20/2013 | EP2569267A1 Improved methods for preparing squalene |
| 03/20/2013 | CN202808650U Propionaldehyde refining and purifying system |
| 03/20/2013 | CN202808644U Device for continuously recovering acetylene from carbide slag slurry |
| 03/20/2013 | CN102985145A Distillation process and multi-column heat-integrated distillation system |
| 03/20/2013 | CN102976542A Wastewater reusing system in production of superfine fiber leather |
| 03/20/2013 | CN101982523B Washing oil continuous processing method |
| 03/20/2013 | CN101514136B Method for preparing high purity toluene from coking crude benzene |
| 03/20/2013 | CN101313052B Process for reducing bromine index of hydrocarbon feedstocks |
| 03/20/2013 | CN101062879B Coking benzene deep desulfuration purification method |
| 03/19/2013 | US8399728 Absorber demethanizer for methanol to olefins process |
| 03/14/2013 | WO2013035702A1 Adsorbent |
| 03/14/2013 | WO2013013887A3 Olefin oligomerization process |
| 03/13/2013 | EP2567949A1 Process for the separation of 1-butene from hydrocarbon streams containing C4 by hydroformylation |
| 03/13/2013 | CN202791335U Recycling device for propylene in propylene spherical tanks and pipelines |
| 03/13/2013 | CN202786055U System for recovering cyclohexane resolvent during SBS production |
| 03/13/2013 | CN202777888U Waste gas recovering and treating system used in chemical loading process |
| 03/13/2013 | CN202777870U Propylene and propane fractionating system filled with lithium bromide absorption type heat pump |
| 03/13/2013 | CN102965143A Absorption separation method of cracking gas in low-carbon olefin preparation process |
| 03/13/2013 | CN102964200A Purifying method of coking toluene |
| 03/13/2013 | CN102126914B Extractive distillation process in hydrofining process of crude benzene |
| 03/13/2013 | CN101665402B Method for preparing refined fluorene |
| 03/13/2013 | CN101597204B Method for extracting high-purity squalene by taking olive oil as raw material |
| 03/13/2013 | CN101555188B Method for purifying 1, 2-diphenylethane by recrystallization of diols solvent |
| 03/12/2013 | CA2593400C Means for controlling the exothermic reaction of styrenic monomers with sulfonic acids |
| 03/07/2013 | WO2013029401A1 Method for absorbing and separating cracking gas from preparation process of low carbon olefin |
| 03/07/2013 | WO2013003011A3 Improved aromatics-recovery process |
| 03/07/2013 | WO2012128935A3 Synergistic h2s/mercaptan scavengers using glyoxal |
| 03/07/2013 | US20130060074 Method for Producing High Purity Biomethane Without Adding Unacceptable Quantities of Moisture |
| 03/07/2013 | US20130058852 Removal of carbon dioxide from a gas stream by using aqueous ionic liquid |
| 03/07/2013 | CA2840278A1 Process for separating by absorption the pyrolysis gas from preparation of lower carbon olefins |
| 03/06/2013 | CN102958878A Adsorptive process for separation of c8 aromatic hydrocarbons |
| 03/06/2013 | CN102958877A Process for removing one or more sulfur compounds from stream |
| 03/06/2013 | CN102958876A Adsorbent for feed and products purification in benzene saturation process |
| 03/06/2013 | CN102958875A Adsorbent regeneration in light olefin recovery process |
| 03/06/2013 | CN102958873A Startup procedures for ionic liquid catalyzed hydrocarbon conversion processes |
| 03/06/2013 | CN102951992A Highly flexible process and apparatus for the simulated counter-current production of para-xylene |
| 03/06/2013 | CN102951989A Separation method of C5 fraction |
| 03/06/2013 | CN102951988A Separation method of C5 fraction |
| 03/06/2013 | CN102951987A Method for separation of C5 fraction and preparation of dicyclopentadiene |
| 03/06/2013 | CN102951986A Method for separation of C5 fraction and preparation of chemical grade isoprene |
| 03/06/2013 | CN102951985A Method for separation of C5 fraction and preparation of cyclopentadiene |
| 03/06/2013 | CN102951984A Method for separation of C5 fraction and preparation of polymer grade isoprene |
| 03/06/2013 | CN101830772B Combined method for producing p-xylene |
| 03/06/2013 | CN101811927B Method for producing paraxylene |
| 03/06/2013 | CN101496959B Method and apparatus for separating multicomponent fluid |
| 03/06/2013 | CN101492332B Process for the separation of aqueous phase by-product of fischer-tropsch synthesis reaction |
| 03/05/2013 | US8388830 Process for upgrading sweetened or oxygen-contaminated kerosene or jet fuel, to minimize or eliminate its tendency to polymerize or foul when heated |
| 03/05/2013 | US8388828 Recovery and use of conjunct polymers from ionic liquid catalysts |
| 02/28/2013 | WO2013028422A2 Biogenic fuel and method of making same |
| 02/28/2013 | WO2013027042A1 Novel inhibitor compositions and methods of use |
| 02/28/2013 | WO2013026729A1 Process for preparing an inhibitory composition comprising a compound based on at least two polymerization-inhibiting solids |
| 02/28/2013 | WO2012166303A3 Processes and apparatuses for producing a substantially linear paraffin product |
| 02/28/2013 | US20130053610 Highly flexible process and apparatus for the simulated counter-current production of para-xylene |
| 02/28/2013 | US20130053456 Two-stage gas washing method applying sulfide precipitation and alkaline absorption |
| 02/28/2013 | US20130048079 Liquid crude hydrocarbon composition |
| 02/28/2013 | DE102011111955A1 Kolonne Column |
| 02/27/2013 | EP2560737A1 Distillation process and multi-column heat-integrated distillation system |
| 02/27/2013 | CN102942440A Method for removing carbon disulfide and thiophene in crude benzene through continuous adsorption |
| 02/27/2013 | CN102942439A Method for separating benzene in mixing hydrocarbon |
| 02/27/2013 | CN102942438A Polymerization inhibition method for butadiene purifying and refining process |
| 02/27/2013 | CN102942437A One-section extraction method of butadiene by using N-methy pyrrolidone (NMP) |
| 02/27/2013 | CN102942436A Depth purification method for isobutene |
| 02/27/2013 | CN102942434A Method extracting high purity n-hexane by integrating rectification and extraction |
| 02/27/2013 | CN102942433A Method for separating benzene and toluene from hydrocarbon mixture |
| 02/27/2013 | CN102058993B Extractive rectification system for coked pure benzene or pure benzene containing sulfur and refining method thereof |
| 02/27/2013 | CN101982448B System for producing CH4-rich gas and method for producing CH4-rich gas by using same |