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Class Information
Number: 585/715
Name: Chemistry of hydrocarbon compounds > Saturated compound synthesis > By condensation of a paraffin molecule with an olefin-acting molecule, e.g., alkylation, etc. > With autorefrigeration
Description: Subject matter in which the synthesis reaction zone is cooled by evaporation of the more volatile materials which are, or have been, present in the reaction zone.










Patents under this class:

Patent Number Title Of Patent Date Issued
8383874 Process for isoparaffin olefin alkylation Feb. 26, 2013
7119243 Alkylation process with efficient effluent refrigeration Oct. 10, 2006
6943276 Alkylation process with efficient effluent refrigeration Sep. 13, 2005
6664432 Heat transfer in the acid catalyzed--effluent refrigerated alkylation process Dec. 16, 2003
5811625 Method of indirect heat exchange for two phase flow distribution Sep. 22, 1998
5625112 Method of indirect heat exchange for two phase flow distribution Apr. 29, 1997
4769511 Alkylation process utilizing enhanced boiling surface heat exchanger in the reaction zone Sep. 6, 1988
4293729 Alkylation with DIB vapor acid wash Oct. 6, 1981
4218575 Alkylation effluent flash vaporization with heat recovery Aug. 19, 1980
4214114 Isoparaffin-olefin alkylation utilizing evaporative cooling in a reactor-depropanizer Jul. 22, 1980
4209656 Sulfuric acid catalyzed alkylation process Jun. 24, 1980
4167535 Isoparaffin-olefin alkylation utilizing liquefied normal paraffin concentrate in the reaction vessel Sep. 11, 1979
4144281 HF Alkylation process utilizing compressed isoparaffin vapor in indirect heat exchanges Mar. 13, 1979
4139573 Isoparaffin-olefin alkylation utilizing vaporization of normal paraffin to control the reaction temperature Feb. 13, 1979
4130593 Alkylation process utilizing the hydrocarbon phase from a reactor for condensing a vaporous distillation effluent Dec. 19, 1978
4128597 Alkylation process utilizing hydrocarbon phase for cooling and compressed vapor for supplying heat to distillation column Dec. 5, 1978
4059649 Cooling of recycle hydrocarbon and/or alkylate product in isoparaffin-olefin alkylation Nov. 22, 1977
3970720 Recovery of hydrocarbons from acid settler bottoms Jul. 20, 1976











 
 
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