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Class Information
Number: 570/243
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Halogen containing > Preparing by oxyhalogenation
Description: Process which includes reaction with a mixture of hydrogen halide and elemental oxygen whereby halogen is generated in situ.


Sub-classes under this class:

Class Number Class Name Patents
570/245 Fixed bed catalyst utilized 54
570/244 Liquid medium or inorganic melt utilized 26


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
4740644 Preparation of 1,2-dichloroethane by oxychlorination of ethylene over a copper-containing supported catalyst Apr. 26, 1988
4668833 Hydrogenation of acetylene contained in hydrogen chlorine gas, and application thereof May. 26, 1987
4584123 Process for upgrading hydrogen chloride containing chlorine, iron-III-chloride, ethylene and/or acetylene Apr. 22, 1986
4467127 Process for the oxychlorination of an alkane using a solid solution catalyst containing iron cations Aug. 21, 1984
4461919 Process for the oxychlorination of an alkane using a solid solution catalyst containing iron cations Jul. 24, 1984
4460699 Fixed bed catalyst for oxychlorination Jul. 17, 1984
4451683 Catalyst, catalyst support and oxychlorination process May. 29, 1984
4446249 Copper catalyst compositions for fluid-bed oxyhydrochlorination of ethylene May. 1, 1984
4424143 Catalyst for oxychlorination of ethylene Jan. 3, 1984
4414136 Catalysts for ethylene oxychlorination Nov. 8, 1983
4391880 Recovery of heat and vaporized material from a reaction effluent Jul. 5, 1983
4386228 Process for start-up of oxychlorination reaction May. 31, 1983
4382021 Supported catalyst containing copper and alkali metals May. 3, 1983
4380682 Balanced chlorination process Apr. 19, 1983
4377491 Oxychlorination catalyst precursor and process for its preparation Mar. 22, 1983
4375569 Process for the oxychlorination of an alkane using a solid solution catalyst containing iron cations Mar. 1, 1983
4356336 Purging of inerts in chlorinated hydrocarbon production Oct. 26, 1982
4351819 Recovery of chlorine values in integrated process for oxychlorination and combustion of chlorinated hydrocarbons Sep. 28, 1982
4346069 Recovery of chlorine values in integrated process for oxychlorination and combustion of chlorinated hydrocarbons Aug. 24, 1982
4339620 Copper-catalyzed fluid-bed ethylene oxhydrochlorination process Jul. 13, 1982
4329527 Process for the manufacture of 1,2-dichloroethane May. 11, 1982
4329323 Process for removing ethylene and vinyl chloride from gas stream May. 11, 1982
4329526 Chlorination method May. 11, 1982
4323716 Process and catalyst for the production of dichloroethane Apr. 6, 1982
4310713 Production of 1,2-dichloroethane Jan. 12, 1982
4284833 Catalyst regeneration Aug. 18, 1981
4273678 Method of preparing an oxychlorination catalyst Jun. 16, 1981
4265837 Production of 1,2-dichloroethane May. 5, 1981
4255359 Non-polluting oxyhydrochlorination process Mar. 10, 1981
4243650 Heat and volatized salt recovery from reaction effluent Jan. 6, 1981
4230668 Process and apparatus for producing halogenated unsaturated hydrocarbons Oct. 28, 1980
4226798 Method of selecting operation of a fluid-bed reactor and apparatus for doing so Oct. 7, 1980
4206188 Removal of acetylene from HCl streams Jun. 3, 1980
4172052 Catalyst for production of ethylene dichloride Oct. 23, 1979
4071572 Cyclic ethylene oxyhydrochlorination process with reduced hydrocarbon emissions Jan. 31, 1978
4069170 Fluidized deoxychlorination catalyst composition Jan. 17, 1978
4060499 Copper chloride/boron nitride catalyst for substitution chlorination Nov. 29, 1977
4057592 Oxychlorination of ethylene with fluid bed catalyst Nov. 8, 1977
4051193 Process for producing ethylene from ethane Sep. 27, 1977
4046821 Oxychlorination of hydrocarbons in the presence of non-halide copper containing catalysts Sep. 6, 1977
4044068 Process and apparatus for autothermic cracking of ethane to ethylene Aug. 23, 1977
4042640 Oxychlorination of hydrocarbons Aug. 16, 1977
4020117 Adsorptive recovery system for methyl chloride and methylene chloride Apr. 26, 1977
4000205 Purification of feed gas streams containing ferric chloride in oxychlorination Dec. 28, 1976
3996300 Removal of chloral from effluent gas of 1,2-dichloroethane synthesis Dec. 7, 1976
3992462 1,1,2,2-Tetrachloroethane prepared by oxychlorination of dichloroethylenes Nov. 16, 1976
3969424 Process for oxychlorination of hydrocarbons Jul. 13, 1976
3950443 Utilization of waste products containing chlorine in the production of chlorinated organic compounds by combination of oxychlorination with combustion Apr. 13, 1976

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