Mineral oils: processes and products – Fractionation – Liquid extraction with solvents
Patent
1981-09-08
1983-11-01
Douglas, Winston A.
Mineral oils: processes and products
Fractionation
Liquid extraction with solvents
208338, 208339, C10G 2130
Patent
active
044129157
ABSTRACT:
A process for controlling the removal rate of an aromatic extract oil from a solvent recovery zone in response to the specific gravity of the aromatic extract oil product.
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Douglas Winston A.
Leader William
Phillips Petroleum Company
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