Method and apparatus for recovering waste oil

Details Method and apparatus for recovering waste oil Method and apparatus for recovering waste oil

1981-05-22

1982-09-21

Therkorn, Ernest G.

Liquid purification or separation

Processes

Making an insoluble substance or accreting suspended...

210780, 210787, 210804, 210806, 210178, 210199, 2105122, B01D 1704

Patent

active

043505961

ABSTRACT:
Oil is recovered from a mixture of oil and water by heating the mixture, adding a de-emulsifier, passing the mixture through a first vibrating screen, adding a surface tension reducer, processing through a hydrocyclone, passing through a second vibrating screen, and separating the oil from water by settling.

REFERENCES:
patent: 2318714 (1943-05-01), Robertson
patent: 3289775 (1966-12-01), Stone
patent: 3756959 (1973-09-01), Vitalis
patent: 4261812 (1981-04-01), Newcombe
patent: 4316805 (1982-02-01), Faust

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