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8552229 Method for utilization of the reaction heat that occurs in the production process of 1,2-dichloroethane from ethylene in a fluidized bed reactor  
With a method for utilization of the reaction heat that occurs in the production of 1,2-dichloroethane from ethylene, by reaction with oxygen and hydrochloride (oxychlorination), in a fluidized bed...
8431512 Oxychlorination catalyst and method for preparing the same  
A catalyst for oxychlorination according to the present invention contains alumina and copper, and a content of copper is in the range from 5 to 20% by weight calculated as that of CuO, while a...
8119745 Process for the manufacture of 1,2-dichloroethane  
Process for the manufacture of 1,2-dichloroethane (DCE) starting from a stream of ethane which is subjected to a catalytic oxydehydrogenation (ODH) producing a gas mixture containing ethylene then...
8071827 Process for the manufacture of 1,2-dichloroethane  
Process for the manufacture of 1,2-dichloroethane (DCE) starting from a stream of ethane which is subjected to a catalytic oxydehydrogenation (ODH) producing a gas mixture containing ethylene, then...
8058490 Process for the manufacture of 1,2-dichloroethane  
Process for the manufacture of 1,2-dichloroethane (DCE) starting from a stream of ethane which is subjected to a catalytic oxydehydrogenation (ODH) thus producing a gas mixture containing ethylene...
7960595 Process for the manufacture of 1,2-dichloroethane  
Process for the manufacture of 1,2-dichloroethane starting with a hydrocarbon source according to which: a) the hydrocarbon source is subjected to cracking which produces a mixture of products...
7863490 Process for the manufacture of 1,2-dichloroethane  
Process for the manufacture of 1,2-dichloroethane starting with a hydrocarbon source according to which: a) the hydrocarbon source is subjected to cracking which produces a mixture of products...
7807604 Oxychlorination catalyst and process using such a catalyst  
Oxychlorination catalyst containing at least copper as an active element deposited on a support characterized in that the support consists essentially of an alumina obtained by calcination of an...
7732649 Process for the manufacturing of 1,2-dichloroethane  
Process for the manufacture of 1,2-dichloroethane starting with a hydrocarbon source according to which: a) the hydrocarbon source is subjected to cracking which produces a mixture of products...
7687429 Catalysts for oxychlorination of ethylene to 1,2-dichlorethane  
Catalysts for oxychlorination of ethylene to 1,2-dichlorethane, comprising compounds of copper and magnesium supported on gamma alumina, wherein the copper, expressed as metal, is present in a...
7683223 Method for purifying hydrogen chloride  
Method for purifying hydrogen chloride gas containing aromatic organic compounds, comprising at least one step of contacting the said hydrogen chloride with a scrubbing agent containing...
7667084 Process for the manufacture of 1,2-dichloroethane  
Process for the manufacture of 1,2-dichloroethane starting with a hydrocarbon source according to which: a) the hydrocarbon source is subjected to a first cracking step, namely a pyrolysis step...
7001573 Process for removing fine dust from a fluidized-bed reactor, in particular for the oxychlorination of ethylene  
By a process for removing fine dust from a fluidized-bed reactor, in particular for the oxychlorination of ethylene, is intended to permit specific control of the amount of fine dust particles in a...
6984763 Oxidative halogenation and optional dehydrogenation of c3+hydrocarbons  
An oxidative halogenation and optional dehydrogenation process involving contacting a reactant hydrocarbon having three or more carbon atoms, such as propane or propene, or a halogenated derivative...
6933417 Process for vinyl chloride manufacture from ethane and ethylene with partial CHl recovery from reactor effluent  
A process for producing vinyl chloride monomer from ethylene and ethane having input of significant quantities of both ethane and ethylene in input streams to the affiliated reactor where hydrogen...
6911185 Fluidized-bed reactor for the oxychlorination of ethyene, oxygen and HCl  
A fluidized-bed reactor for the oxychlorination of ethylene, oxygen and HCL, comprises a heat exchanger, having tube packets in the fluidized-bed for releasing the heat evolved from exothermic...
6909024 Process for the conversion of ethylene to vinyl chloride and novel catalyst compositions useful for such process  
This invention is a process for producing vinyl chloride from an ethylene-containing feed, oxygen, and a chlorine source in the presence of a catalyst. The process permits direct production of...
6872684 Catalysts for oxychlorination of ethylene to 1,2-dichloroethane  
Catalysts for oxychlorination of ethylene to 1,2-dichloroethane, comprising compounds of copper and magnesium supported on alumina, in which the copper, expressed as metal, is present in an amount...
6821924 Oxyhalogenation process using catalyst having porous rare earth halide support  
An oxidative halogenation process involving contacting a hydrocarbon, for example, ethylene, or a halogenated hydrocarbon with a source of halogen, such as hydrogen chloride, and a source of oxygen...
6797845 Process for vinyl chloride manufacture from ethane and ethylene with immediate HCl recovery from reactor effluent  
A process for producing vinyl chloride monomer where significant quantities of both ethane and ethylene in input streams to the affiliated reactor where hydrogen chloride in the reactor effluent is...
6759365 Catalysts for oxychlorination of ethylene to 1,2-dichloroethane  
Catalysts for the oxychlorination of ethylene to 1,2-dichloroethylene, comprising compounds of Cu and Mg supported on alumina, in which the copper content, expressed as Cu, is 2 to 8% by weight,...
6437204 Process for the VCM production  
In a process for the production of VCM, the gaseous reactants and an inert carrier gas are fed into an adiabatic reaction zone in the oxychlorination section, both reaction zones being associated...
6191329 Process for specific energy saving, especially in the oxychlorination of ethylene  
A process for specific energy saving, especially in processes involving the oxychlorination of ethylene, facilitates recovery of as much sensible heat to be used for other purposes. In the process...
6180841 Single stage fixed bed oxychlorination of ethylene  
A method for the oxychlorination of ethylene to produce 1,2-dichloroethane comprises reacting ethylene with a chlorine source and an oxygen source in a fixed-bed oxychlorination reactor in the...
6002019 Process for the production of petrochemicals  
Petrochemicals are produced by the vapor phase reaction of a hydrocarbon with air in the presence of a suitable catalyst. The petrochemical product is removed from the product gas stream, and part...
5763710 Oxychlorination process  
A method for the catalytic oxychlorination of ethane to VCM comprising combining ethane and a chlorine source in an oxychlorination reactor in the presence of an oxychlorination catalyst, the...
5728905 Vinyl chloride production process  
A method for the production of vinyl chloride monomer by catalytic oxychlorination of ethane wherein HCl is supplied in excess of the stiochiometric requirement for chlorine in the reaction.
5663465 By-product recycling in oxychlorination process  
A method for the catalytic oxychlorination of ethane to VCM comprising the steps of combining ethane and a chlorine source in an oxychlorination reactor with a suitable catalyst to promote the...
5334789 Oxychlorination catalyst process for preparing the catalyst and method of oxychlorination with use of the catalyst  
Disclosed are an oxychlorination catalyst comprising a carrier material, and a palladium compound, a copper compound and a vanadium compound which are supported on the carrier material; an...
5262547 Process for the production of petrochemicals  
Petrochemicals are produced by the vapor phase reaction of a hydrocarbon with substantially pure oxygen in the presence of a suitable catalyst. In the improved process, the principal product is...
5260247 Catalytic composition for oxychlorination and process for the oxychlorination of ethylene using such a composition  
The invention relates to a catalytic composition for oxychlorination, as well as to a process for the oxychlorination of ethylene by means of such a catalytic composition based on copper chloride,...
5208399 Method for producing allyl chloride  
A method for producing allyl chloride by oxychlorination of propylene, which comprises reacting propylene, hydrogen chloride and oxygen in the presence of a catalyst comprising an alloy of...
5157174 Ternary molybdenum chalcogenide oxychlorination catalysts  
Hydrocarbons are oxychlorinated by reaction with gaseous HCl and an oxygen-containing gas, in the presence of a catalytically effective amount of a ternary copper/molybdenum chalcogenide having the...
5113027 Oxychlorination process using a catalyst which comprises copper chloride supported on rare-earth modified alumina  
A superior catalyst for the oxychlorination of C2 hydrocarbon feeds comprises a mixture of copper chloride and alkali metal chloride, especially potassium chloride, and preferably also magnesium...
5099085 Chlorination reactions and oxychlorination reactions in the presence of honeycomb monolithic catalyst supports  
The use of hitherto known supported catalysts in chlorination processes and oxychlorination processes leads to high pressure drops and to the formation of hot spot temperatures in the reactor. When...
5097083 Process for the chlorination of ethane  
A process is provided for the chlorination of ethane using hydrogen chloride, chlorine or mixtures as the chlorinating agent. The process includes reaction steps operated in tandem in separate...
5004849 Manufacture of perchloroethylene and trichloroethylene by catalytic oxychlorination, and improved catalysts therefor  
A superior catalyst for the oxychlorination of C2 hydrocarbon feeds comprises a mixture of copper chloride and alkali metal chloride, for instance, potassium chloride, and preferably also magnesium...
4990696 Methyl alcohol process  
Perchloroethylene is oxychlorinated to provide hexachloroethane which is reacted with methane to produce methyl chloride which is hydrolyzed to form methyl alcohol product and hydrogen chloride...
4899000 Production of allyl chloride  
A process is provided for the production of allyl chloride from three carbon atom hydrocarbons (propane and/or propylene) using hydrogen chloride or hydrogen chloride/chlorine mixtures as the...
4587230 Supported catalysts for the synthesis of 1,2-dichloroethane by oxychlorination of ethylene within a fluidized bed and method for the preparation of the catalysts  
A supported catalyst for the C2 H4 oxychlorination within a fluidized bed comprising a Cu compound in amounts corresponding to a content from 1 to 10% by weight--as Cu metal--on a carrier...
4467127 Process for the oxychlorination of an alkane using a solid solution catalyst containing iron cations  
An alkane is reacted with oxygen and available chlorine in the presence of a solid solution catalyst containing iron cations to yield unsaturated hydrocarbons and chlorinated saturated and...
4463200 Process for the production of perchloroethylene by catalytic oxychlorination  
The production of undesirable 1,1,2-trichloroethane and unsym-tetrachloroethane during the production of perchloroethylene is eliminated or essentially eliminated by an improved oxychlorination...
4451683 Catalyst, catalyst support and oxychlorination process  
An oxychlorination catalyst contains a copper compound, magnesium oxide and aluminium oxide, and the copper compound is present as a distinct phase on a support in which at least part of the...
4391880 Recovery of heat and vaporized material from a reaction effluent  
Process and system for cooling a reaction effluent containing volatized catalyst wherein the effluent is contacted with circulating cooled solid catalyst in dilute phase transport contact, with the...
4386228 Process for start-up of oxychlorination reaction  
A process for initiating a fluidized bed process for oxychlorination of methane and/or chlorinated derivatives thereof with hydrogen chloride and air.
4380682 Balanced chlorination process  
The present invention relates to a novel process of halogenating aliphatic hydrocarbons which comprises, first non-selectively oxyhalogenating a C2 -C6 aliphatic hydrocarbon to a partially...
4356336 Purging of inerts in chlorinated hydrocarbon production  
In the production of a chlorinated hydrocarbon, such as chlorinated methanes, a purge stream is recovered from the chlorinated hydrocarbon effluent, which contains inerts and unreacted hydrocarbon....
4351819 Recovery of chlorine values in integrated process for oxychlorination and combustion of chlorinated hydrocarbons  
In an integrated process for oxychlorination and combustion of chlorinated hydrocarbons, chlorinated hydrocarbon is burned to recover chlorine values essentially as hydrogen chloride. Hydrogen...
4300005 Preparation of vinyl chloride  
Monohalogenated olefins are selectively prepared in high yields from alkanes having 2 to 4 carbon atoms by the reaction of such hydrocarbons with a hydrogen halide and a source of oxygen at a...
4284833 Catalyst regeneration  
The active life of an oxychlorination copper-containing catalyst is extended by the removal of sulfur-containing compounds from the gases fed to the catalyst reaction zone. A copper-containing...
Matches 1 - 50 out of 105 1 2 3 >