Patents for C07C 19 - Acyclic saturated compounds containing halogen atoms (7,734) |
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07/22/1997 | US5650089 Refrigerant compositions with fluorinated dimethyl ether and either difluoroethane or cyclopropane, and use thereof |
07/17/1997 | WO1997025304A1 Process for preparation of fluorinated hydrocarbons |
07/17/1997 | WO1997025301A1 Process for producing 1,1-difluoroethane |
07/17/1997 | WO1997025300A1 Manufacture of 1,1-difluoroethane |
07/17/1997 | WO1997025142A1 Hydrogenation catalyst and process |
07/17/1997 | CA2242361A1 Hydrogenation catalyst and process |
07/16/1997 | EP0783554A1 Oftafluorobutane compositions |
07/16/1997 | EP0783553A1 Octafluorobutane compositions |
07/16/1997 | EP0783552A1 1,1,2,2,3,3,4,4-octafluorobutane compositions |
07/16/1997 | EP0783472A1 Process for the manufacture of selected halogenated hydrocarbons containing fluorine and hydrogen and compositions provided therein |
07/15/1997 | US5648016 Azeotrope (like) composition with fluoromethyl trifluoromethyl ether and 1,1-difluoroethane |
07/10/1997 | WO1997024307A1 Process for producing 1,1,1,3,3-pentafluoropropane |
07/10/1997 | WO1997024306A1 Production of ethylene dichloride by direct chlorination and production of vinyl chloride monomer using chlorine recycle |
07/09/1997 | EP0783017A2 Azeotrope-like compositions of 1,1,1,3,3-pentafluoropane and 2-methyl butane |
07/09/1997 | EP0782557A1 Purification process for hexafluoroethane products |
07/09/1997 | CN1154099A Method of purifying pentafluoroethane |
07/08/1997 | US5645754 Azeotropes |
07/03/1997 | WO1997023641A1 Stereoselective preparation of 2-substituted succinic derivatives |
07/02/1997 | EP0781746A1 Method for reducing formation of polychlorinated aromatic compounds during air oxychlorination of c1-c3 hydrocarbons |
07/02/1997 | EP0781745A2 Catalytic mixture based on partially fluorinated titane and zinc halogenides and their application in the preparation of fluorinated organic compounds |
07/02/1997 | CN1153160A Process for producing 1,1,1,2-tetrafluoroethane |
07/02/1997 | CN1035323C Process for manufacture of 1,1,1,2-tetrafluoro-2-chloroethane and of pentafluoro-ethane |
06/25/1997 | EP0779882A1 Process for the chlorination of hydrocarbons |
06/25/1997 | CN1152905A Process for preparation of 1,1,1,2,3,3,3,-heptafluoropropane |
06/25/1997 | CN1152904A Process for preparing 1,1,1,3,3,-pentafluoropropane |
06/25/1997 | CN1152903A Process and device for preparing 1,2-dichloroethane by direct chlorination with waste gas recirculation |
06/25/1997 | CN1035250C Process for preparing fluorinated compound |
06/19/1997 | WO1997021655A1 Synthesis of tetrafluoroethylene and pentafluoroethane |
06/18/1997 | CN1035174C Process for fluorination of perchloroethylene or of pentachloroethane |
06/18/1997 | CN1035159C Fluorination catalyst and application for fluorinating halogenated hydrocarbon |
06/17/1997 | US5639924 Process for the production of 1,1,1-trifluoroethane |
06/17/1997 | US5639923 Metal-catalyzed preparation of perfluoroalkyl iodide telomers |
06/11/1997 | EP0778254A1 Process for producing pentafluoroethane |
06/11/1997 | EP0777638A1 Process for the manufacture of pentafluoroethane |
06/11/1997 | EP0720639B1 Replacement refrigerant composition |
06/11/1997 | CN1035116C Hologenated hydrocarbon solvents and thereof |
06/10/1997 | US5637781 Process for the alcoholysis of carbon tetrachloride |
06/05/1997 | WO1997019903A1 Production of chloro-2,2,2-trifluoroethane |
06/05/1997 | CA2238508A1 Production of chloro-2,2,2-trifluoroethane |
06/04/1997 | EP0776878A2 Process for preparing pentafluoroethane |
06/04/1997 | CN1150943A Synthesis of difluoromethane |
06/03/1997 | US5635099 Near-azeotropic blends for use as refrigerants with pentafluoroethane, trifluoroethane, and tetrafluoroethane |
05/28/1997 | EP0775522A1 Catalysts for the oxychlorination of ethylene, method for preparing them, and oxichlorination method using the same |
05/28/1997 | CN1034998C Improved preparation method for 1,1,1-trifluoro-2-chloroethane |
05/27/1997 | CA2006564C Oxychlorination process and catalyst; their use for preparing 1,2-dichloroethane |
05/21/1997 | EP0774450A1 Method for reducing formation of polychlorinated aromatic compounds during oxychlorination of C1-C3 hydrocarbons |
05/21/1997 | EP0773916A1 Process for the manufacture of 1,1,1,3,3,3-hexafluoropropane |
05/21/1997 | CN1150138A Process for preparing methane chlorides or ethane chlorides from methane or ethane or its low-chloralkanes |
05/18/1997 | CA2190330A1 Method for reducing formation of polychlorinated aromatic compounds during oxychlorination of c1-c3 hydrocarbons |
05/14/1997 | EP0773207A1 Method of purifying pentafluoroethane |
05/14/1997 | EP0773206A1 Process for producing 1,1,1,2,3,3,3-heptafluoropropane |
05/14/1997 | EP0773061A1 Chromium oxyde containing solid catalysts, their preparation process and their use for the fluorination of halogenated hydrocarbons |
05/14/1997 | EP0772660A1 Mixed gas refrigerant |
05/14/1997 | EP0772659A1 Refrigerant compositions |
05/14/1997 | EP0772576A1 Process and device for preparing 1,2-dichloroethane by direct chlorination with waste gas recirculation |
05/14/1997 | EP0772575A1 Preparation of halogenated compounds |
05/14/1997 | EP0649453B1 Azeotropic compositions of perfluoroethane and trifluoromethane |
05/13/1997 | US5629462 Hydrodehalogenation catalysts and their preparation and use |
05/13/1997 | US5629461 Method of producing 1,1,2,2,3-pentafluoropropane |
05/13/1997 | US5628930 Stabilization of fluorocarbon emulsions |
05/13/1997 | CA2088460C Process for preparing 1,1,1,2-tetrafluoroethane |
05/11/1997 | CA2190022A1 Chromium oxide-containing mass catalysts; process for preparing the same and their use for the fluorination of halogenated hydrocarbons |
05/09/1997 | WO1997016501A1 Refrigerant compositions |
05/09/1997 | CA2236273A1 Refrigerant compositions |
05/07/1997 | EP0771865A1 Cleaning composition based on 1,1,1,2,2,4,4-heptafluorobutane and alcohols |
05/07/1997 | CN1149286A Single stage process for producing hydrofluorocarbons from perchloroethylene |
05/06/1997 | US5626790 Refrigerant compositions including 1,1,2-trifluoroethane and hexafluoropropane |
05/06/1997 | US5626725 Process for separation of 1,1-difluoroethane from its mixture with hydrogen fluoride |
05/02/1997 | EP0770048A1 Process for the manufacture of 1,1,1,3,3-pentafluoropropane |
05/02/1997 | EP0739402A4 Mixed gas refrigerant |
05/01/1997 | CA2189061A1 1,1,1,2,2,4,4-heptafluorobutane and alcohol cleaning compositions |
04/23/1997 | EP0638131B1 Azeotrope-like compositions of 1,1,2,3,3-pentafluoropropane |
04/22/1997 | US5623150 Alkali metal or alkaline-earth metal inorganic or organic salts used as stabilizers for partially halogenated fluorinated aliphatic hydrocarbon blowing agents, used for manufacture of polyurethanes |
04/22/1997 | US5623092 Zinc promoted chromia-type catalyst |
04/22/1997 | US5623091 Process for the production of bis(fluoromethyl)ether |
04/22/1997 | US5622644 Mixed gas R-12 refrigeration apparatus |
04/17/1997 | WO1997013737A1 Process for producing 1,1,1,3,3-pentafluoropropane |
04/17/1997 | WO1997013719A1 Hydrogen fluoride recovery process |
04/17/1997 | CA2234693A1 Hydrogen fluoride recovery process |
04/16/1997 | EP0768289A1 Process for producing fluorinated alkene derivative and fluorinated alkane derivative |
04/15/1997 | US5621152 Process for removing olefinic impurities from 2H-heptafluoropropane (R 227) |
04/10/1997 | WO1997012852A1 Semi-fluorinated alkanes and their use |
04/10/1997 | DE19534917A1 Verfahren zur Herstellung von Heptafluorpropan A process for the production of heptafluoropropane |
04/09/1997 | EP0767158A1 Process for producing difluoromethane |
04/09/1997 | CN1034521C Ternary azeotropic compositions of 1,1,1,2,3,4,4,5,5,5-decafluoropentane and trans-1,2-dichloroethylene with methanol or ethanol |
04/09/1997 | CN1034520C Binary azeotropic compositions of (CF3CHFCHFCF2CF3) with methanol or ethanol or isopropanol |
04/09/1997 | CN1034519C Ternary azeotropic compositions of dichloro-pentafluoropropane and trans-1,2-dichloroethylene with methanol or ethanol or isopropanol |
04/03/1997 | DE19536504A1 Fluorierte Alkane und ihre Verwendung Fluorinated alkanes and their use |
04/02/1997 | EP0765924A2 Azeotropic compositions of perfluoroethane and trifluoromethane, or oxide or nitrous oxide, or carbon dioxide, or fluoromethane |
04/01/1997 | US5616821 Methods for purifying and recovering contaminated refrigerants with solutions of bases in organic solvents |
04/01/1997 | US5616820 Process for the manufacture of 1,1,1,2-tetrafluoro-2-chloroethane and of pentafluoroethane |
04/01/1997 | US5616819 Process for preparing fluorinated aliphatic compounds |
04/01/1997 | US5616276 Azeotrope-like refrigerants with chlorodifluoromethane, pentafluoroethane, and C2 -C4 hydrocarbon |
04/01/1997 | US5616275 Refrigeration; heat exchanging |
04/01/1997 | CA1339037C Branched perfluoroalkyl halides and preparation thereof |
03/27/1997 | WO1997011043A1 Process for the production of difluoromethane |
03/27/1997 | WO1997011042A1 Method for preparing heptafluoropropane |
03/26/1997 | CN1034327C Process for producing 1,1,1,2-tetrafluoroethane |
03/20/1997 | WO1997010192A1 1,1-difluoro-1,4-dichlorobutane and process for its preparation |
03/20/1997 | CA2230247A1 1,1-difluoro-1,4-dichlorobutane and process for its preparation |