Solvent extraction
United States Patent 2688645
US Patent References:
Antisolvent dewaxing of oil
- - 1917910

Modified double solvent treatment
- - 2582883


Inventors:
Badertscher, Darwin E.
Francis, Alfred W.
Johnson, George C.
Publication Date:
09/07/1954
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Assignee:
SOCONY VACUUM OIL CO INC
Primary Class:
585/865
Other Classes:
585/804, 208/325, 585/864, 549/230, 585/866
International Classes:
C07C7/10; C10G21/16; C07C7/00; C10G21/00
Foreign References:
GB413307A