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Class Information
Number: 585/849
Name: Chemistry of hydrocarbon compounds > Purification, separation, or recovery > By addition of extraneous agent, e.g., solvent, etc. > Cu > Cu halide with added material other than water
Description: Subject matter in which the extraneous agent contains copper halide and another material, the material being other than merely water.










Patents under this class:

Patent Number Title Of Patent Date Issued
8410329 Ethylene separation Apr. 2, 2013
8143470 Method of purifying olefins using pyrrolidinium-based or piperidinium-based ionic liquids comprising copper (I) halide Mar. 27, 2012
8110716 Method for the removal of acetylenes from olefins using ionic liquid-based solution Feb. 7, 2012
8080156 Mercury removal from crude oil Dec. 20, 2011
7919665 Mercury removal from hydrocarbons Apr. 5, 2011
6849774 Separation of dienes from olefins using ionic liquids Feb. 1, 2005
6339182 Separation of olefins from paraffins using ionic liquid solutions Jan. 15, 2002
5446232 Removing oxygen from hydrocarbon gases Aug. 29, 1995
5336835 Product/process/application for removal of mercury from liquid hydrocarbon Aug. 9, 1994
5135620 Separation of ethylbenzene from xylenes by extractive distillation Aug. 4, 1992
4747855 Solid absorbent for unsaturated hydrocarbon and process for separation of unsaturated hydrocarbon from gas mixture May. 31, 1988
4691074 Monochlorobiphenyl:cuprous aluminum tetrachloride Sep. 1, 1987
4525180 Process for recovery of ethylene from gaseous mixture Jun. 25, 1985
4458095 Use of zinc and copper (I) salts to reduce sulfur and nitrogen impurities during the pyrolysis of plastic and rubber waste to hydrocarbons Jul. 3, 1984
4434317 Separation and recovery of unsaturated hydrocarbons by copper (I) complexes Feb. 28, 1984
4277452 Carbon monoxide absorbing liquid Jul. 7, 1981
4015955 Fluid separation process and membrane Apr. 5, 1977
3974085 Process for liquid phase purification of carbide acetylene and compositions therefor Aug. 10, 1976











 
 
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