Extraction method and apparatus

Details Extraction method and apparatus Extraction method and apparatus

1974-09-03

1978-02-21

Purser, Ernest R.

Wells

Processes

Vibrating the earth or material in or being placed in the...

166 65R, 166177, E21B 4325

Patent

active

040747581

ABSTRACT:
A method and apparatus are provided for recovering oil from an oil bearing soil by means of an electrohydraulic shock wave generated in a liquid by capacitor electrical discharge means.

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patent: 3236304 (1966-02-01), Sarapuo
patent: 3422894 (1969-01-01), Brandon
patent: 3500942 (1970-03-01), Smith
patent: 3583766 (1971-06-01), Padberg
patent: 3621916 (1971-11-01), Smith
patent: 3718186 (1973-02-01), Brandon

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