Contained recovery of oily waste

Details Contained recovery of oily waste Contained recovery of oily waste

1988-11-04

1989-07-18

Suchfield, George A.

Wells

Processes

Specific pattern of plural wells

166246, 166266, 166269, 166272, 166292, 210611, 210747, 210901, E21B 4322, E21B 4324, E21B 4330, E21B 4340

Patent

active

048484601

ABSTRACT:
A method is provided for recovering oily waste from oily waste accumulations underground comprising sweeping the oily waste accumulation with hot water to recover said oily waste, wherein said area treated is isolated from surrounding groundwater hydraulically. The hot water may be reinjected after the hot-water displacement or may be treated to conform to any discharge requirements.

REFERENCES:
patent: 3152640 (1964-10-01), Marx
patent: 3186484 (1965-06-01), Waterman
patent: 3515214 (1970-06-01), Finch
patent: 4302051 (1981-11-01), Bass et al.
patent: 4399866 (1983-08-01), Dearth
patent: 4401569 (1983-08-01), Jhaveri et al.
patent: 4591443 (1986-05-01), Brown et al.
patent: 4637462 (1987-01-01), Grable
patent: 4660639 (1987-04-01), Visser et al.
patent: 4730672 (1988-03-01), Payne
patent: 4765902 (1988-08-01), Ely et al.

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