Mineral oils: processes and products – Fractionation – Liquid extraction with solvents
Patent
1979-05-11
1981-06-16
O'Keefe, Veronica
Mineral oils: processes and products
Fractionation
Liquid extraction with solvents
585864, 585865, C10G 2102
Patent
active
042736455
ABSTRACT:
An improved solvent extraction process is described for the preparation of lube oil products, the improvement whereby the solvent contains an additive which facilitates phase separation and increases the yield of raffinate.
REFERENCES:
patent: 2338384 (1944-01-01), Robinson et al.
patent: 2383768 (1945-08-01), Buis et al.
patent: 2442820 (1948-06-01), McCormick
Audeh Costandi A.
Heilweil Israel J.
White James R.
Yan Tsoung Y.
Gilman Michael G.
Huggett Charles A.
Mobil Oil Corporation
O'Keefe Veronica
Tierney James D.
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