Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Responsive to fluid flow
Patent
1975-07-30
1977-02-15
Spear, Jr., Frank A.
Liquid purification or separation
With alarm, indicator, register, recorder, signal or...
Responsive to fluid flow
210DIG5, 210DIG26, B01D 1300
Patent
active
040081605
ABSTRACT:
A process for removing oil from oily waste water streams, particularly from aqueous refinery streams wherein the oil is present as a stable oil-in-water emulsion, which comprises passing the stream over a particulate bed of an unprocessed, vinyl chloride containing polymer including PVC and its copolymers.
REFERENCES:
patent: 3494862 (1970-02-01), Horowitz
patent: 3518183 (1970-06-01), Evans
patent: 3674683 (1972-07-01), Rainer
patent: 3948768 (1976-04-01), Chapman
Vadekar Mohan
Wilson Herbert S.
Corcoran Edward M.
Cross Ethel R.
Exxon Research and Engineering Company
Spear, Jr. Frank A.
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