| Patents for C07C 7 - Purification, separation orstabilisation of hydrocarbons; Use of additives (13,802) |
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| 04/03/1996 | EP0704418A1 Process for the preparation of 1,2,4,5-dimethyldiisopropylbenzene |
| 04/03/1996 | CN1119636A Inhibition of the polymerization of vinylaromatic or vinyliphatic compounds |
| 04/03/1996 | CN1119635A Method of seperation of C2/C3 hydrocarbon compounds in ethen apparatus |
| 04/02/1996 | US5504268 Process for the selective hydrogenation of aromatic acetylene compounds |
| 04/02/1996 | US5504251 Co-cracking of BPA and phenol process tars |
| 04/02/1996 | US5502972 Condensation; subcooling; flashing; demethanization; distillation; refrigeration |
| 03/28/1996 | CA2158307A1 Process for the preparation of 1,2,4,5-dimethyldiisopropylbenzene |
| 03/27/1996 | CA2132947A1 Manufacture of high purity benzene and para-rich xylenes by combining aromatization and selective disproportionation of impure toluene |
| 03/21/1996 | WO1996008673A1 A method for inhibiting hydrate formation |
| 03/14/1996 | WO1996007477A1 Catalyst comprising at least a hydrogenation metal component and a synthetic clay |
| 03/13/1996 | EP0700984A2 Selective hydrogenation of hydrocarbon fractions containing mono- and poly-unsaturated hydrocarbons |
| 03/13/1996 | CN1031269C Polymerization inhibitor and inhibiting method for vinyl compound |
| 03/12/1996 | US5498823 Ion-exchange supports for facilitated transport membranes with enhanced selectivity |
| 03/12/1996 | US5498822 Purification |
| 03/12/1996 | US5498339 Multistage separation of fluid with membranes containing nonporous layers |
| 03/12/1996 | US5497626 Open loop mixed refrigerant cycle for ethylene recovery |
| 03/06/1996 | EP0699468A1 Removal of olefins from mixtures thereof |
| 03/06/1996 | CN1117956A Method for removing micro-impurity of carbon monoxide from gas mixture |
| 03/01/1996 | CA2157088A1 Removal of olefins from mixtures thereof |
| 02/28/1996 | EP0666767A4 High purity benzene production using extractive distillation. |
| 02/27/1996 | US5495061 Adsorptive separation of para-xylene with high boiling desorbents |
| 02/22/1996 | WO1996004889A1 Process for preparing beclomethasone dipropionate freon® clathrate |
| 02/22/1996 | CA2196171A1 Process for preparing beclomethasone dipropionate freon? clathrate |
| 02/21/1996 | EP0697386A1 Process for the inhibition of the polymérisation of vinyl aromatic or vinyl aliphatic compounds |
| 02/21/1996 | EP0381720B1 Low pressure noncryogenic processing for ethylene recovery |
| 02/13/1996 | US5491270 Using a zeolite catalyst |
| 02/06/1996 | US5489725 Process and device for catalytic dehydrogenation of a C2+ paraffinic charge comprising means for inhibiting the freezing of water in the effluent |
| 02/06/1996 | US5489720 Adding catalytic amount of a phenylenediamine compound along with a hydroxylamine polymerization inhibitor |
| 02/06/1996 | US5489718 Mixture of an oxime compound and a hydroxylamine compound |
| 01/30/1996 | US5488192 Method for inhibiting the polymerization of styrene |
| 01/30/1996 | US5488024 Palladium, silver, supports |
| 01/30/1996 | US5487816 Process for the reduction of phenol content in a crude organic stream recovered from a phenol stripper |
| 01/25/1996 | WO1996001685A1 An in-situ crystallized zeolite containing composition (lai-isc) |
| 01/25/1996 | CA2193258A1 An in-situ crystallized zeolite containing composition (lai-isc) |
| 01/24/1996 | CN1115573A Process for the purification of medium-chain olefins |
| 01/24/1996 | CN1115312A Combined distillation and permeation process for the separation of oxygenated compounds from hydrocarbons and use thereof in etherification |
| 01/23/1996 | US5486542 Process for the distillation of Fisher-Tropsch products |
| 01/10/1996 | EP0580745B1 Extraction of carotenoids from natural sources |
| 01/04/1996 | WO1996000201A1 Method for removing catalyst from an oligomer product |
| 01/03/1996 | EP0690117A2 Compositions and methods for inhibiting vinyl aromatic monomer polymerization |
| 01/03/1996 | EP0689872A1 Pd and Ag containing catalyst for the selective hydrogenation of acetylene |
| 01/02/1996 | US5481060 Process for the removal of heavy hydrocarbonaceous co-products from a vapor effluent from a normally gaseous hydrocarbon dehydrogenation reaction zone |
| 12/27/1995 | EP0688760A1 Addition salts of acyl-amino acids and alpha-aryl-amines and process for the optical resolution of alpha-arylamines |
| 12/27/1995 | EP0688748A1 Method for removing catalyst from an oligomer product |
| 12/27/1995 | EP0688308A1 Benzene reduction in gasoline by alkylation with higher olefins |
| 12/27/1995 | EP0569359B1 Inhibiting popcorn polymer formation with compounds incorporating group iv elements |
| 12/26/1995 | US5478541 Separately removing mercaptans and hydrogen sulfide from gas streams |
| 12/26/1995 | CA1337820C Process for c _recovery |
| 12/22/1995 | CA2148172A1 Addition salt of acyl-amino acid and .alpha.-aryl amine and process for optical resolution of .alpha.-arylamine |
| 12/20/1995 | EP0687248A1 Crystallization of 2,6-dimethylnaphthalene |
| 12/20/1995 | CN1113483A Method for purification of - olefins for polymerization use and method for production of poly-olefins |
| 12/19/1995 | US5476988 Settling aids for solids in hydrocarbons |
| 12/19/1995 | US5476985 Using alkylene-bridged polysilsesquioxane adsorption agent, desorbing |
| 12/13/1995 | EP0686615A1 Process for the catalytic hydrogenation and catalyst useable in this process |
| 12/13/1995 | EP0542794B1 Hydrocarbon treatment |
| 12/12/1995 | US5475147 Production of tertiary butyl hydroperoxide |
| 12/06/1995 | CN1112911A Improved precooling for ethylene recovery in dual demethanizer fractionation systems |
| 11/29/1995 | CN1112539A Tritower batch rectification method of isopropyl naphthalene |
| 11/28/1995 | US5470440 2,6-di-tert-butyl-4-methylphenol and a substituted benzoquinonediimide |
| 11/28/1995 | CA2021175C Chabazite for gas separation |
| 11/23/1995 | DE4437702C1 Recovering pure benzene@ and toluene@ from aromatic hydrocarbon starting product |
| 11/22/1995 | EP0683148A1 Process for the separation of ethylbenzene by adsorption on cesium exchanged zeolite X |
| 11/22/1995 | EP0683147A1 Method for purification of alpha-olefins for polymerization use and method for production of poly-alpha-olefins |
| 11/22/1995 | EP0683146A1 Process for the separation of C2/C3 hydrocarbons in ethylene production plants |
| 11/21/1995 | CA2149179A1 Process for adsorptive separation of ethylbenzene from other c8 hydrocarbons using cesium exchanged x |
| 11/21/1995 | CA1337605C Low pressure noncryogenic processing for ethylene recovery |
| 11/20/1995 | CA2149724A1 Method for purification of .alpha. olefins for polymerization use and methd for production of poly-.alpha.-olefins |
| 11/15/1995 | EP0523164B1 Removal of organochlorides |
| 11/14/1995 | US5466345 Separation of o-xylene from p-xylene and m-xylene by azeotropic distillation |
| 11/09/1995 | DE19513838A1 Distn. of styrene, for use in prodn. of plastics |
| 11/07/1995 | US5464657 Vaporization and coating |
| 10/31/1995 | US5463168 Catalytic conversion to ammonia with magnesia/silica, stannic oxide, lithium oxide and vanadia/titania in presence of water; |
| 10/31/1995 | US5463154 Hydrogenation to ethylene |
| 10/31/1995 | US5463134 Catalytic distillation of hydrogen-free feed stream to form a paraffin overhead and bottoms product containing sulfides and dimerized olefins |
| 10/31/1995 | US5462583 Absorption process without external solvent |
| 10/24/1995 | US5460712 Coker/visbreaker and ethylene furnace antifoulant |
| 10/24/1995 | US5460700 Separation of 1-hexene from hexane by extractive distillation |
| 10/17/1995 | US5458741 Separation of benzene from close boiling hydrocarbons by extractive distillation |
| 10/12/1995 | WO1995026947A1 Single temperature stage crystalization to recover paraxylene |
| 10/12/1995 | WO1995026946A1 Crystallization of paraxylene from high purity paraxylene feeds |
| 10/12/1995 | CA2186457A1 Crystallization of paraxylene from high purity paraxylene feeds |
| 10/11/1995 | EP0626935B1 Process for separating an intake flow consisting essentially of hydrogen, methane and c 3/c 4 hydrocarbons |
| 10/11/1995 | CN1109856A Mixed refrigerant cycle for ethylene recovery |
| 10/11/1995 | CN1109855A Open loop mixed refrigerant cycle for ethylene recovery |
| 10/11/1995 | CN1109795A Method for recovery of remainder portion of material absorbed on absorbent |
| 10/10/1995 | US5457260 Control process for simulated moving adsorbent bed separations |
| 10/04/1995 | EP0675190A2 Olefin recovery method |
| 10/04/1995 | EP0675094A2 Hybrid condensation-absorption olefin recovery |
| 10/02/1995 | CA2145013A1 Enhanced olefin recovery process |
| 09/27/1995 | CN1109066A Process for the production of alkene polymers |
| 09/26/1995 | US5453561 Reactive separation process |
| 09/26/1995 | US5453560 Process for adsorptive separation of ethylbenzene from aromatic hydrocarbons |
| 09/26/1995 | US5453559 Refrigeration |
| 09/26/1995 | US5453167 Separation of xylenes by extractive distillation |
| 09/19/1995 | CA1337018C Process for the transport of an hydrate-forming fluid |
| 09/13/1995 | CN1108232A Process to recover benzene from mixed hydrocarbons |
| 09/13/1995 | CN1108153A Method for inactivating catalyst in preparation of linear 2-olefin by oligomerizing ethene with catalyst |
| 09/12/1995 | US5449853 Process for separating hydrocarbons using alkylene-bridged polysilsesquioxanes |
| 09/08/1995 | WO1995023835A1 Absorption process without external solvent |
| 09/05/1995 | US5448005 Single temperature, recycling slurry filtrate |