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Pool octanes via oxygenates

Journal Article · · Hydrocarbon Process.; (United States)
OSTI ID:6053887
Increasingly stringent antipollution regulations placed on automobile exhaust gases with consequent reduction or complete lead ban from motor gasoline result in octane shortage at many manufacturing sites. Attractive solutions to this problem, especially in conjunction with abundant methanol supplies, are the hydration and etherification of olefins contained in light product streams from cracking unit or produced by field gas dehydrogenation. A comparison is made between oxygenates octane-volume pool contributions and established refinery technologies. Process reviews for bulk manufacture of fuel-grade isopropanol (IPA), secondary butanol (SBA), tertiary butanol (TBA), methyl tertiary butyl ether (MTBE) and tertiary amyl methyl ether (TAME) are presented together with the characteristic investment and operating data. The implantation of these processes into a typical FCCU refinery complex with the resulting octane-pool improvement possibilities is descried.
Research Organization:
Edeleanu Gesellschaft mbH, Frankfurt/Main
OSTI ID:
6053887
Journal Information:
Hydrocarbon Process.; (United States), Journal Name: Hydrocarbon Process.; (United States) Vol. 66:9; ISSN HYPRA
Country of Publication:
United States
Language:
English