Chemistry of hydrocarbon compounds – Purification – separation – or recovery – By addition of extraneous agent – e.g. – solvent – etc.
Patent
1992-01-21
1993-01-05
McFarlane, Anthony
Chemistry of hydrocarbon compounds
Purification, separation, or recovery
By addition of extraneous agent, e.g., solvent, etc.
585313, 585324, 585639, 585868, 568697, C07C 7148, C07C 717
Patent
active
051773015
ABSTRACT:
Disclosed is a two-step method for separating isobutylene from a C-4 hydrocarbon fraction comprising:
REFERENCES:
patent: 4259533 (1981-03-01), Guttman et al.
patent: 4320232 (1982-03-01), Volkamer et al.
patent: 4376219 (1983-03-01), Murofushi et al.
patent: 4570026 (1986-02-01), Keyworth
Kendrick Cynthia L.
McFarlane Anthony
Park Jack H.
Priem Kenneth R.
Texaco Chemical Company
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