Oil recovery apparatus

Details Oil recovery apparatus Oil recovery apparatus

1992-01-23

1993-08-03

Suchfield, George A.

Wells

Processes

Producing the well

166 53, 166 67, 166 751, E21B 4312

Patent

active

052320510

ABSTRACT:
Apparatus for continuously recovering oil-only from mature wells with typically low production. The apparatus includes a continuous chain which is suspended in the oil-containing portion of the well. By continuously moving the chain, oil is drawn out of the well and deposited in a collection box.

REFERENCES:
patent: 3774685 (1973-11-01), Rhodes
patent: 4552220 (1985-11-01), Jones
patent: 4751969 (1988-06-01), Klaeger
patent: 4962847 (1990-10-01), Pisors et al.
patent: 5080781 (1992-01-01), Evins, IV

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