Patents for C07C 17 - Preparation of halogenated hydrocarbons (19,929) |
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02/17/1993 | CN1069019A Improving, separating and purifying method for 1,1-difluoroethane |
02/17/1993 | CN1069018A Production method for chloro-normal butane |
02/17/1993 | CN1069017A Process for fluorinating hydrocarbon |
02/16/1993 | US5186864 Synthesis of dielectric liquids by improved friedel-crafts condensation |
02/16/1993 | CA1313682C Preparation of cyclobutarenes via the steam pyrolysis of aromatic derivatives |
02/10/1993 | EP0526976A1 Perfluoroalkyl halides and derivatives |
02/10/1993 | EP0526908A2 Process for production of 1,1,1-trifluoro-2,2-dichloroethane |
02/10/1993 | CN1068829A Organometallic fluorenyl compounds, preparation, and use |
02/10/1993 | CN1068810A Catalytic hydrogenolysis |
02/09/1993 | US5185483 Process for preparing pentafluorodichloropropanes |
02/09/1993 | US5185482 Manufacture of 1,1,1,2-tetrafluoroethane |
02/09/1993 | US5185479 Reacting methyl chlroide, HCL, oxygen and perchloroethylene; separating methanol from hexachloroethane, regenerating ' starting materials by reacting hexachloroethane with methane |
02/09/1993 | CA2075093A1 Tribromostyrene products and process for making them |
02/04/1993 | WO1993003113A1 Liquid-crystal compounds |
02/04/1993 | WO1993002029A1 Catalytic hydrogenolysis |
02/04/1993 | CA2093212A1 Liquid-crystalline compounds |
02/03/1993 | EP0526002A2 Purification of 1,1,1,2-tetrafluoroethane |
02/03/1993 | EP0525843A1 Hydrochlorination catalyst system and preparation process of vinyl chlorided from acetylene and hydrogen chloride in presence of this catalyst system |
02/03/1993 | EP0525177A1 Unimolecular micelles and method of making the same |
02/03/1993 | EP0525140A1 Liquid-crystal compounds |
02/03/1993 | EP0525019A1 Process for preparation of 1,2,4-trifluorobenzene and 1-chloro-3,4-difluorobenzene |
02/03/1993 | EP0524957A1 Regeneration of zeolites used for purifying 1,1,1,2-tetrafluoroethane. |
02/03/1993 | EP0406266B1 Process for the co-production of aromatic carboxylates and alkyl iodides |
02/03/1993 | EP0307458B1 Processes for isomerizing and oxidative iodinating aromatic compounds |
02/03/1993 | CN1068521A Fluorination catalyst and process for fluorinating halogenated hydrocarbon |
02/03/1993 | CN1068519A Catalyst prepared by particular preparation method and its use in process for preparing tertiary olefins from alkyl-tert-alkylethers |
02/02/1993 | US5183924 Derivatives of benzocycloalkenyldihydroxyalkanoic acids, processes of preparation and medications containing them |
02/02/1993 | US5183797 Alumina; zones of activity variations |
02/02/1993 | US5183587 Liquid crystalline compound |
01/27/1993 | EP0524624A2 Organometallic fluorenyl compounds, preparation, and use |
01/27/1993 | EP0524621A1 Process for preparing 1,1,1,2,2-Pentafluoro-3, 3-Dichloropropane and 1,1,2,2,3-Pentafluoro-1,3-Dichloropropane |
01/27/1993 | EP0328530B1 Processes for preparing iodinated aromatic compounds |
01/27/1993 | CN1068321A Synthesis process of 2-multifluoro- or perfluoro- alkyl iodohydrocarbon |
01/27/1993 | CA2074285A1 Process for the reduction of halocarbons |
01/26/1993 | US5181992 Separation of isomers, e. g., phenethyl bromide from 1-phenyl-1-bromoethane |
01/20/1993 | EP0523553A1 Process for the hydrogenation of chloromethanes |
01/20/1993 | CN1068102A Process for synthesising perfluoroalkyl bromide by photobromation of correspendent iodide |
01/20/1993 | CN1068101A Process for dehydrochlorating 1.1-bis(r-phenyl)-2,2,2-trichloroethane |
01/19/1993 | US5180872 Process for the preparation of styrene derivatives extended at the double bond by ethylene and having a double bond remaining in the extension chain formed and new styrene derivatives extended with ethylene |
01/19/1993 | US5180862 Process for isomerizing trichlorobenzene |
01/19/1993 | US5180861 Gas phase catalytic hydrofluorination and chlorination of hexachlorocyclopentadiene |
01/19/1993 | US5180860 Freon" replacements, alkali metal acid fluorides and fluorides, melts |
01/19/1993 | CA1312882C Process for removing organochlorine compounds from the offgas from the oxidation of ethylene |
01/13/1993 | EP0522639A1 Process for the preparation of 1-chloro-1,1,3,3,3-pentafluoropropane and of 1,1,1,3,3,3-hexafluoropropane |
01/13/1993 | EP0522638A1 Process for the preparation of 1,1-dichloro-1,3,3,3-tetrafluoropropane |
01/13/1993 | EP0386120B1 Process for the co-production of aromatic carboxylate and alkyl iodides |
01/13/1993 | EP0335953B1 Process for producing polybrominated higher alkylbenzenes |
01/13/1993 | CN1067879A Process for preparing fluorinated compound |
01/12/1993 | US5179215 Process for the production of petrochemicals |
01/11/1993 | CA2073523A1 Process for the preparation of 1,1-dichloro-1,3,3,3-tetrafluoropropane |
01/11/1993 | CA2071596A1 Perfluoroalkyl halides and derivatives |
01/07/1993 | WO1993000151A1 Method of recovering adsorbed solvents |
01/07/1993 | EP0521382A2 Process for preparing dichloroethane and apparatus used for the same |
01/07/1993 | EP0521239A1 Process for the recovery of solvents adsorbed in an adsorber |
01/07/1993 | EP0521077A1 Halogen exchange fluorination |
01/07/1993 | EP0390808B1 Process for the co-production of aromatic carboxylate and alkyl iodides |
01/05/1993 | USH1129 Fluorinating Chlorotrifluoroethane, Chlorine, Chromium Catalyst |
01/05/1993 | US5177302 Process for separating isomers of disubstituted benzenes and agents to be used therefor |
01/05/1993 | US5177275 Controlling exotherm, fluorination of vinylidene chloride |
01/05/1993 | US5177274 From Dichlorofluoromethane and Tetrafluoroethylene |
01/05/1993 | US5177273 Process for the manufacture of halogen-substituted propanes containing hydrogen and at least five fluorine substituents |
01/05/1993 | US5177272 Reacting a perhalogenated alkane with a tris-dialkylamino phosphine |
01/05/1993 | US5177271 Production of vinylidene fluoride |
01/05/1993 | US5177270 Stabilized 141b |
01/05/1993 | US5177233 Catalyst system and use for the preparation of 1,2-dichloroethane |
01/05/1993 | US5176889 Method and apparatus for treatment of NF3 gas |
01/05/1993 | US5176757 1,1,2,2,3,3-hexafluorocyclopentane and use thereof in compositions and processes for cleaning |
01/05/1993 | CA1312340C Process for the preparation of 2,2- bisphenylhexafluoropropane |
12/30/1992 | EP0520510A1 Process for preventing consolidation of P-Dichlorobenzene |
12/30/1992 | EP0338054B1 Cross coupling of titanium organyls |
12/29/1992 | US5175382 Preparation of 1,2-Dichloroethane |
12/29/1992 | US5175381 Steaming and transferring to a carrier, condensation and separation |
12/29/1992 | US5175380 Process for removing impurities from perfluorinated alkyl bromides or alkylene dibromides |
12/29/1992 | US5175379 Process for the preparation of partly flourinated ethanes |
12/29/1992 | US5175302 Nucleophilic fluoroalkylation of aldehydes |
12/23/1992 | WO1992022591A1 Polymeric resin for peptide synthesis |
12/23/1992 | EP0519808A1 Process for the synthesis of a perfluoroalkyl bromide by photobromination of the corresponding iodide |
12/23/1992 | EP0519807A1 Process for the dehydrochlorination of 1,1-bis(R-phényl)-2,2,2-trichloroethanes |
12/23/1992 | EP0519548A1 Hydrochlorination catalyst system and preparation process of vinyl chloride from acetylène and hydrogen chloride in presence of this catalyst system |
12/23/1992 | EP0519050A1 Method of manufacturing chemicals |
12/23/1992 | CN1067239A Synthesis of perfluoroalkylbromide |
12/23/1992 | CN1067238A Process for synthesising 1,2-dichloroethane by oxychloration of ethylene with carbon tetrachloride |
12/22/1992 | CA2071684A1 Process for synthesizing a perfluoroalkyl bromide by photobromination of the associated iodide |
12/16/1992 | EP0518562A2 Process for removing acetone from a mixture comprising acetone, methyl acetate and methyl iodide |
12/16/1992 | EP0518506A2 Production of bis(fluoromethyl)ether and difluoromethane |
12/16/1992 | EP0518353A2 Process for preparation fluorinated compound |
12/15/1992 | US5171902 Saturated linear polyfluorohydrocarbons, processes for their production, and their use in cleaning compositions |
12/15/1992 | US5171901 Reacting hexachloropropene with hydrogen fluoride in gas phase using chromium salt catalyst |
12/15/1992 | US5171900 Method of preparing fluorine-containing ethane derivatives |
12/15/1992 | US5171899 Process for production of 1,1,1-trifluoro-2,2-dichloroethane |
12/15/1992 | US5171893 Catalyzed reaction of fluoroalkylsilanes with acyl fluorides or fluorinated aromatic compounds |
12/13/1992 | CA2070560A1 Process for removing acetone from a mixture comprising acetone, methyl acetate and methyl iodide |
12/09/1992 | EP0516690A1 Halogen exchange fluorination |
12/08/1992 | US5169997 Blowing agents containing benzyl bromide, t-butyl bromide or chloride, epibromohydrin, triphenylmethyl bromide or chloride or 4-methoxybenzyl chloride as decomposition inhibitors, for polyurethane or polyisocyanurate foams |
12/08/1992 | US5169996 Stabilized 141b |
12/08/1992 | US5169995 Inhibited 141b |
12/02/1992 | EP0516020A2 Stabilisation of mixtures containing dichlorotrifluoroethane |
12/02/1992 | EP0516000A1 Process for fluorinating halogenated hydrocarbon |
12/02/1992 | EP0515691A1 Process for producing dichloropentafluoropropane |
12/02/1992 | CN1066647A Process for separating pentafluoroethane from mixture of halogenated hydrocarbons containing chloropentaflnoroethane |