| Patents for C07C 7 - Purification, separation orstabilisation of hydrocarbons; Use of additives (13,802) |
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| 05/08/2013 | CN103087772A Device and method for separating refinery dry gas through oil absorption |
| 05/08/2013 | CN103086833A Method for separating C5 fraction |
| 05/08/2013 | CN103086832A Butadiene production system and method for improving butadiene yield and raffinate yield |
| 05/08/2013 | CN103086831A Butadiene production system and method for improving butadiene yield and sufficiently utilizing C4 hydrocarbon |
| 05/08/2013 | CN103086827A Olefin separation system and olefin separation method |
| 05/08/2013 | CN103086823A Method and device for separating n-hexane, isohexane and benzene |
| 05/08/2013 | CN103086822A Separation method of piperylene |
| 05/08/2013 | CN103086354A Carbon molecular sieve for concentrating and extracting CH4 from coal bed gas and preparation method thereof |
| 05/08/2013 | CN103084173A C4 fraction selective hydrogenation catalyst, preparation method and applications thereof |
| 05/08/2013 | CN103084172A C2 fraction selective hydrogenation catalyst, preparation method and applications thereof |
| 05/08/2013 | CN103084170A C3 fraction selective hydrogenation catalyst, preparation method and applications thereof |
| 05/08/2013 | CN103083935A Apparatus and method for continuously separating and purifying durene |
| 05/08/2013 | CN102180761B Method for extracting lycopene from tomato sauce |
| 05/08/2013 | CN101935264B High-purity pentane differential pressure thermal coupling energy-saving technology |
| 05/08/2013 | CN101857519B Polymerization inhibitor suitable for vinyl aromatic compound |
| 05/08/2013 | CN101855014B Methods of preparing, optionally supported, ordered intermetallic palladium gallium compounds, the compounds as such, and their use in catalysis |
| 05/08/2013 | CN101774879B Method for simultaneously extracting high-purity beta-methylnaphthalene and indole from coal tar |
| 05/08/2013 | CN101747130B Method for refining coking benzene-type products containing nitrogen impurities |
| 05/08/2013 | CN101374788B Method for separating and preparing polymerization stage low carbon olefin hydrocarbon from methanol pyrolysis gas |
| 05/07/2013 | US8436223 Separation of olefins from olefins/paraffins mixed gas |
| 05/02/2013 | WO2013062301A2 Method for decreasing aromatics in middle distillates and producing high quality light oil |
| 05/02/2013 | WO2013061027A1 Process for the removal of contaminants |
| 05/02/2013 | WO2013013885A3 Integrated nitrile poison adsorption and desorption system |
| 05/02/2013 | US20130109901 Methods and apparatuses for treating a hydrocarbon-containing feed stream |
| 05/02/2013 | US20130109895 Low temperature adsorbent for removing sulfur from fuel |
| 05/02/2013 | US20130109079 Method for separating an organic component from a mixture containing the organic component |
| 05/01/2013 | EP2585197A1 Process for removing c2+ hydrocarbons from natural gas or gas which accompanies mineral oil using membranes |
| 05/01/2013 | CN202912866U Lycopene extraction device |
| 05/01/2013 | CN202909473U Negative pressure distillation tower for extracting crude benzene |
| 05/01/2013 | CN103073404A Method for by-producing dipentene in preparation process of ambergris ketone |
| 05/01/2013 | CN103073383A Method and device for separating isohexane, n-hexane and benzene |
| 05/01/2013 | CN103073379A Olefin separation system and olefin separation method |
| 05/01/2013 | CN103073378A Low-temperature methanol washing and alkane dehydrogenation combination system and coupling system of low-temperature methanol washing and alkane dehydrogenation combination system and alkene separation system |
| 05/01/2013 | CN103073376A Separation process of mixed pentane |
| 05/01/2013 | CN103073375A Composite inhibitor for inhibiting hanging rubber in isoprene extraction rectification process |
| 05/01/2013 | CN103073374A Composite polymerization inhibitor for extracting and rectifying conjugated diene with dimethylformamide and use method |
| 05/01/2013 | CN103071536A Hydrogenation catalyst with special element distribution |
| 05/01/2013 | CN103071494A Hydrogenation catalyst with shell distribution and comprising silica auxiliary agent |
| 05/01/2013 | CN103071491A Hydrogenation catalyst with large specific surface and low acid amount, and application thereof |
| 05/01/2013 | CN103071490A Palladium catalyst used in unsaturated hydrocarbon hydrogenation, and application thereof |
| 05/01/2013 | CN101732947B Method for safe adsorption and enrichment of gas with low concentration |
| 05/01/2013 | CN101730673B Process for xylene production |
| 05/01/2013 | CN101723791B Method for enriching mesitylene from C9 aromatics |
| 05/01/2013 | CN101723790B Method for separating mixture of m-ethyltoluene and o-ethyltoluene from C9 aromatics |
| 05/01/2013 | CN101367697B Separation method for light hydrocarbon products in MTO/MTP reaction products |
| 05/01/2013 | CN101263097B Process for producing aromatic compound and aromatic compound obtained by the process |
| 04/30/2013 | US8431764 Para-xylene-separation with aluminosilicate X-type zeolite compositions with low LTA-type zeolite |
| 04/30/2013 | US8431763 Separation method of aromatic compounds comprising simulated moving bed xylene mixture pre-treatment process and additional xylene isomerization process |
| 04/30/2013 | US8431762 Production of high purity butene-1 from C4 olefins/paraffins mixed gas |
| 04/30/2013 | US8431755 Combined first and second generation biofuels process |
| 04/30/2013 | US8431094 Selective CO oxidation for acetylene converter feed CO control |
| 04/25/2013 | WO2013058997A1 Circulation aid for primary fractional quench loops |
| 04/25/2013 | WO2013057244A1 Catalyst composition for selective hydrogenation with improved characteristics |
| 04/25/2013 | US20130102828 Process to Decrease or Eliminate Corrosion from the Decomposition of Halide Containing Olefin Cataysts |
| 04/25/2013 | US20130102827 Method for treating a cracked gas stream from a hydrocarbon pyrolysis installation and installation associated therewith |
| 04/25/2013 | US20130098623 Low Dosage Kinetic Hydrate Inhibitors for Natural Gas Production Systems |
| 04/24/2013 | EP2583751A1 Catalyst composition for selective hydrogenation with improved characteristics |
| 04/24/2013 | CN202898271U Propane concentration reducing system of polypropylene production equipment |
| 04/24/2013 | CN202898270U System for recycling ethylene from tail gas during demethanization by barren liquor effect |
| 04/24/2013 | CN202898269U Ethylene continuous separation production line |
| 04/24/2013 | CN202898268U Equipment for washing acetonitrile-containing raffinate C5 |
| 04/24/2013 | CN202893314U Catalyst filling structure of catalyst rectification tower |
| 04/24/2013 | CN202892969U Equipment for separating acetonitrile-containing isoprene |
| 04/24/2013 | CN103068954A Sulfone removal from an oxidized hydrocarbon fuel |
| 04/24/2013 | CN103068779A Displacement desorption process for light olefin separation |
| 04/24/2013 | CN103068778A Method and apparatus for recovering ethylene from fluidized catalytic cracking (fcc) off-gas |
| 04/24/2013 | CN103068777A Energy conservation in heavy-hydrocarbon distillation |
| 04/24/2013 | CN103068776A Energy conservation in heavy-hydrocarbon distillation |
| 04/24/2013 | CN103068775A Energy conservation in heavy-hydrocarbon distillation |
| 04/24/2013 | CN103058817A Method for establishing aromatic hydrocarbon production flow model |
| 04/24/2013 | CN103058816A Coking benzene highly refining technology capable of recycling thiophene |
| 04/24/2013 | CN103058815A Method for continuously extracting dicyclopentadiene from coked crude benzene |
| 04/24/2013 | CN103058812A Olefin separation system and olefin separation method |
| 04/24/2013 | CN103058810A Method for separating ethane and ethylene in mixed gas |
| 04/24/2013 | CN103055885A Catalyst used for hydrogenation and saturation of low carbon olefin |
| 04/24/2013 | CN103055660A Method and system for treating cyclohexane oxidation tail gas |
| 04/24/2013 | CN103055532A Device of recovering cyclohexane in production of polyol acrylate |
| 04/24/2013 | CN102101817B Method for separating and enriching low-grade adamantane compounds in petroleum and hydrocarbon source rocks |
| 04/24/2013 | CN102101814B Polymerization inhibitor used for inhibiting polymerization of petroleum cracked C5 fraction |
| 04/24/2013 | CN102060647B Selective hydrogenation method of C-2-fraction |
| 04/24/2013 | CN102020526B Preparing method of isobutene using tert-butyl alcohol |
| 04/24/2013 | CN101973838B Method for purifying beta-pinene and preparing alpha-epoxy pinane from turpentine oil |
| 04/24/2013 | CN101921162B Method for preventing polymerization of aromatic olefin monomers in storage process |
| 04/24/2013 | CN101898928B Cyclohexane waste liquor treatment process |
| 04/24/2013 | CN101830830B Method for extracting, distilling and separating acetonitrile-phenylmethane by utilizing dividing-wall rectifying tower |
| 04/24/2013 | CN101798255B Method for separating diolefin from petroleum cracking C5 fraction by acetonitrile |
| 04/24/2013 | CN101704706B Method for separating and purifying hemimellitene and indan from heavy aromatics |
| 04/24/2013 | CN101589007B Method of separating condensed liquid from an olefin stream |
| 04/24/2013 | CN101531558B Catalytic conversion method for preparing propylene and aromatic hydrocarbons |
| 04/24/2013 | CN101367696B Method for recycling methanol form methyl tert-butyl aether tail gas |
| 04/18/2013 | WO2013054353A1 Additive composition for control and inhibition of polymerization of styrene, and method of preparation and use thereof |
| 04/18/2013 | WO2013053623A1 Method for removal of organic amines from hydrocarbon streams |
| 04/18/2013 | US20130096354 Process for Treating Heavy Oils |
| 04/18/2013 | DE102007032536B4 Verfahren und Vorrichtung zur Herstellung von flüssigem und/oder gasförmigem Methan Method and apparatus for production of liquid and / or gaseous methane |
| 04/18/2013 | CA2851558A1 Method for removal of organic amines from hydrocarbon streams |
| 04/18/2013 | CA2846388A1 Additive composition for control and inhibition of polymerization of styrene, and method of preparation and use thereof |
| 04/17/2013 | EP2581358A1 Method for removal of organic amines from hydrocarbon streams |
| 04/17/2013 | CN202881136U Device for recovering butadiene in trans-1,4-dibromo-2-butene preparation process |
| 04/17/2013 | CN202881132U Crude naphthalene single-furnace and double-tower device |
| 04/17/2013 | CN202881131U Alkane olefin removing device |