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Class Information
Number: 585/423
Name: Chemistry of hydrocarbon compounds > Aromatic compound synthesis > By condensation of entire cyclic molecules or entire hydrocarbyl moieties thereof, e.g., polymerization, etc. > With plural separation procedures
Description: Subject matter wherein a material, usually the effluent from the condensation reaction or a component thereof, passes through at least two separation steps.

Patents under this class:

Patent Number Title Of Patent Date Issued
6005152 Process for the preparation of monoalkylated aromatic compounds Dec. 21, 1999
4528412 Dehydrocyclodimerization process Jul. 9, 1985
4511747 Light olefin conversion to heavier hydrocarbons with sorption recovery of unreacted olefin vapor Apr. 16, 1985
4450311 Heat exchange technique for olefin fractionation and catalytic conversion system May. 22, 1984
4136088 Method for recovering low molecular weight polymers Jan. 23, 1979
4117021 Process for removing organic oxygen-containing impurities from an organic composition Sep. 26, 1978
4011274 1,1-Diphenyl ethane process Mar. 8, 1977
4008289 Adsorbent treating method Feb. 15, 1977

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