Method of removing polychlorinated biphenyl from oil

Details Method of removing polychlorinated biphenyl from oil Method of removing polychlorinated biphenyl from oil

1982-03-17

1983-06-07

Gantz, Delbert E.

Mineral oils: processes and products

Refining

Halogen contaminant removal

570211, C10G 2116

Patent

active

043870180

ABSTRACT:
Polychlorinated biphenyls are removed from oil by extracting the biphenyls into methanol. The mixture of methanol and extracted biphenyls is distilled to separate methanol therefrom, and the methanol is recycled for further use in extraction of biphenyls from oil.

REFERENCES:
patent: 3400171 (1968-09-01), Van Pool
patent: 3833674 (1974-09-01), Brackenridge
patent: 3985644 (1976-10-01), Eberly, Jr.
patent: 4073720 (1978-02-01), Whisman et al.
patent: 4124492 (1978-11-01), Fung et al.
patent: 4144152 (1979-03-01), Kitchens
patent: 4299704 (1981-11-01), Foss

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