Patents
Patents for C07C 19 - Acyclic saturated compounds containing halogen atoms (7,734)
11/2001
11/07/2001EP0931784B1 Process for producing difluoromethane
11/07/2001EP0924178B1 Process for producing difluoromethane
11/06/2001US6313360 Process for the manufacture of 1, 1, 1, 3, 3-pentachloropropane
11/06/2001US6313359 Method of making hydrofluorocarbons
11/06/2001US6312759 Alicyclic trihydrofluorocarbon with 5 carbon atoms
11/06/2001US6311515 Process for removal of hydrogen fluoride
11/01/2001WO2001081353A1 Ion liquids derived from lewis acid based on titanium, niobium, tantalum, tin or antimony, and uses thereof
10/2001
10/31/2001EP0734366B1 Production of pentafluoroethane
10/31/2001CN1320109A Method of treating 1,1:1,3-pentafluoropropane
10/24/2001CN1073541C Process for separation of dimethyl ether and chloromethane in mixtures
10/23/2001US6307115 Method for purifying pentafluoroethane
10/23/2001US6307114 Process for preparing 1,1,1-trifluoro-2-chloroethane
10/23/2001US6306366 Microparticles that contain gas, galactose and a saturated fatty acid
10/23/2001CA2233528C Gas phase fluorination of 1230za
10/23/2001CA2004471C Direct fluorination process for making perfluorinated organic substances
10/18/2001WO2001077048A1 Method for preparing a hydro(chloro)fluoroalkane and catalyst
10/18/2001WO2001077047A1 Method for preparing a hydrofluoroalkane and catalyst
10/17/2001EP0938461B1 Liquid phase catalytic fluorination of hydrochlorocarbon and hydrochlorofluorocarbon
10/17/2001CN1317369A Formed catalyst
10/17/2001CN1073063C Method for preparing alpha, omega-bromochloroalcanes
10/17/2001CN1072977C Appts. for mixing of low-boiling foaming agent
10/16/2001US6303838 Hydrocarbons, chloroflurocarbons, hydrochlorofluorocarbons and fluorocarbons are used as entraining agents; distillation
10/11/2001WO2001074483A1 A process for the preparation of 1,1,1,2-tetrafluoroethane
10/11/2001US20010029235 A shaped catalyst for heterogeneously catalyzed reactions in the form of hollow cylinders or annular tablets whose end faces are rounded both to the outer edge to the edge of central hole comprising aluminum oxide as catalyst support
10/10/2001EP1141166A1 Compositions comprising 1,1,1,3,3-pentafluorobutane and use of said compositions
10/10/2001EP1140747A1 Method for separating a mixture comprising at least an hydrofluoroalkane and hydrogen fluoride, methods for preparing a hydrofluoroalkane and azeotropic compositions
10/10/2001EP1140746A1 Process for addition of haloalkanes to alkenes catalyzed by an organophosphite compound
10/10/2001EP1140734A1 Preparation of selectively fluorinated organic compounds
10/10/2001EP0815165B1 Azeotropic compositions of perfluorohexane, or 1,1,1,4,4,4-hexafluorobutane, or 1,3-dioxolane and hydrocarbons having 5 or 6 carbon atoms
10/10/2001CN1316983A Purification of 1,1,1,3,3-pentafluorobutane
10/09/2001US6300532 Process for addition of haloalkanes to alkenes catalyzed by an organophosphite compound
10/09/2001US6300530 Fluorination of halogenated organic compounds with anhydrous gaseous hydrogen fluoride using catalyst comprising trivalent chromium amorphous compound supported on aluminum trifluoride having high surface area, obtained by fluorinating alumina
10/09/2001US6300529 Process for preparing HCFC-123
10/04/2001EP1137618A1 Process for preparing trichloroalkane derivatives
10/02/2001US6297412 Process for purifying difluoromethane
10/02/2001US6297411 Mixed fluorination catalyst
09/2001
09/27/2001WO2001028959A8 Preparation of selectively fluorinated organic compounds
09/26/2001EP0853606B1 1,1-difluoro-1,4-dichlorobutane and process for its preparation
09/26/2001CN1071730C Di-(Fluoromethyl) ether containing compound and its preparing method
09/26/2001CN1071728C Process for preparing alpha-bromo, omeca-chloroalkanes
09/25/2001US6294709 Process for decomposing fluorocarbons reagent and apparatus used therefor
09/25/2001US6294055 Process for the separation of hydrogen fluoride from its mixtures with a hydrofluoroalkane containing from 3 to 6 carbon atoms
09/20/2001WO2001068575A1 Fluoroalkylonium salt type cation or acid generator generating cation or acid upon irradiation with energy ray
09/20/2001WO2001068574A1 Method for producing 1,2-dichloroethane
09/19/2001EP1133354A1 Hydrofluorination catalyst and method
09/19/2001EP0883588B1 Production of ethylene dichloride by direct chlorination and production of vinyl chloride monomer using chlorine recycle
09/19/2001EP0772659B1 Refrigerant compositions
09/19/2001EP0744961B1 Gas-containing microparticles, agents containing them, their use in medical diagnosis by ultrasonic techniques and methods of producing said particles and agents
09/18/2001US6291730 Process for the manufacture of halocarbons and selected compounds and azeotropes with HF
09/18/2001US6291728 Reacting halogenated propane with anhydrous hydrofluoric acid under pressure in presence of antimony catalyst to produce 1,1,1,3,3-pentafluoropropane
09/18/2001US6291727 Azeotropic or azeotrop-like compositions of hydrofluoric acid with dihaloethanes
09/13/2001WO2001066498A2 Method for obtaining a purified hydrofluoroalkane, purified hydrofluoroalkane, use of same and method for analysing same
09/13/2001US20010021793 Process for purifying difluoromethane
09/12/2001EP1132365A1 Azeotropic composition comprising 1,1,1,3,3-pentafluoropropane and 1,1,1-trifluoro-3-chloro-2-propene, method of separation and purification of the same, and process for producing 1,1,1,3,3-pentafluoropropane and 1,1,1-trifluoro-3-chloro-2-propene
09/12/2001EP0912475B1 Separation of hydrogen fluoride from a fluorocarbon/hydrogen fluoride azeotropic mixture by sulfuric acid
09/12/2001EP0885863B1 Azeotrope comprising pentafluoropropane and hydrogen fluoride and method for separating and purifying pentafluoropropane
09/12/2001CN1312241A preparation for 1,1,1,-trifluoro-2,2-dichloroethane
09/11/2001US6288294 Conversion of dienes to cyclohexenes and purification
09/11/2001US6288293 Process for the preparation of 1,1,1,2-tetrafluoroethane
09/11/2001US6288291 Fluorination of hydrocarbon substrates, mixing, dilution of substrates, reaction in foam
09/06/2001DE10009017A1 Geformte Katalysatoren Shaped catalysts
09/05/2001EP1130010A1 Process for the preparation of 1,1,1-trifluoro-2,2-dichloroethane
08/2001
08/29/2001EP1127863A1 Process for purifying difluoromethane
08/29/2001EP1127618A1 Shaped catalysts
08/29/2001EP0968161B1 Process for the manufacture of 1,1,1,3,3-pentafluoropropane
08/29/2001EP0892770B1 Process for the separation of tar from a mixture comprising fluorinated hydrocarbons
08/29/2001EP0749464B1 Hydrofluorocarbon compositions
08/29/2001EP0734368B1 Process for perhalofluorinated butanes
08/29/2001CN1310158A Difluoromethane refining process
08/29/2001CN1310157A Catalytic synthesis of bromic alkane
08/28/2001US6281396 Fluorinating haloginated hydrocarbon with hf(hydrogen fluoride) to provide an initial product mixture containing hf; distilling to remove hydrogen chloride and to recover product; adding chlorofluorocarbons, halo-olefins; reacting
08/22/2001EP1125906A1 Method of treating 1,1,1,3,3-pentafluoropropane
08/21/2001CA2137279C Method for manufacturing 1,1,1,2,3-pentafluoropropene 1,1,1,2,3-pentafluoropropane
08/16/2001WO2001058841A1 Treatment of fluorocarbon feedstocks
08/16/2001WO2001058840A2 Treatment of fluorocarbon feedstocks
08/15/2001CN1308597A Liquid-fluorination system and method
08/15/2001CN1308596A Process for producing fluoroethane
08/15/2001CN1308043A Water phase fluorination process of preparing 1,1,1,2-tetra-fluoroethane
08/14/2001US6274781 Production of dihalomethanes containing fluorine and azeotropes of dihalomethanes containing chlorine with HF
08/08/2001EP1122232A1 A process for converting perfluoroisobutylene to CF3 CH2 CF3
08/07/2001US6271189 Azeotropic mixture of perfluoroalkyl iodide and hydrogen fluoride, and method for isolating and purifying perfluoroalkyl iodides
08/07/2001US6270742 Hydrogen fluoride recovery process
08/07/2001CA2046892C Process for the manufacture of chloroform
08/02/2001US20010011149 Catalytic oxychlorination of ethene
08/02/2001US20010011061 Chromium zinc oxide crystals
08/02/2001DE10003510A1 Verfahren zur Herstellung von 1,2-Dichlorethan A process for the preparation of 1,2-dichloroethane
08/01/2001EP1120390A1 Process for the preparation of 1,2-dichloroethane
08/01/2001EP1119534A1 Method for the preparation of 3-bromo-1,1,1-trifluoropropane
08/01/2001CN1305980A Process for preparing bromo-n-dodecane
07/2001
07/31/2001US6268541 Fluorinating in gas phase halogenated hydrocarbon feedstock containing 2-chloro-1,1,1,2-tetrafluoroethane with hydrogen fluoride, in presence of fluorinated chromium oxide as catalyst
07/31/2001CA2233618C A manufacturing method for 1,1,1,3,3-pentafluoropropane
07/25/2001EP1118648A2 Hydrofluorocarbon compositions
07/25/2001EP0853605B1 Process for the manufacture of 1,1,1,2-tetrafluoroethane
07/19/2001US20010008652 Perfluorohexyloxymethane or tridecafluorohexane
07/18/2001EP1116706A1 Process for producing 1,1,1,3,3-pentafluoro-propane and/or 1-chloro-3,3,3-trifluoropropene
07/18/2001EP0811592B1 Process for producing pentafluoroethane and tetrafluorochloroethane
07/18/2001CN1304395A Process for production of hexafluoropropene and optionally other halogenated hydrocarbons containing fluorine
07/18/2001CN1304394A Process for production of hexafluoropropylene from CCIF 2 CCIFCF3 and azeotropes of CCIF2CCIFCF3 with HF
07/18/2001CN1304393A Method for producing alkyl chloride, alkenyl chloride and alkinyl chloride
07/18/2001CN1303894A Dilution solvent containing fluorine
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