04466484 is referenced by 16 patents and cites 17 patents.

The present invention relates to a method and device for promoting oil recovery.

The device according to the invention for promoting the recovery of oil contained in a reservoir formation from a well equipped with a casing, comprises an anode which is placed at the bottom of the well, below said reservoir formation, in an electro-conductive liquid, and which is connected to the positive terminal of a direct or pulsed source of unidirectional voltage. Said casing is connected to the negative terminal of said source. The method consists in applying a unidirectional voltage for periods varying between several days and several months and alternating with OFF-period (when no voltage is applied).

Title
Electrical device for promoting oil recovery
Application Number
6/383166
Publication Number
4466484
Application Date
May 28, 1982
Publication Date
August 21, 1984
Inventor
Andre J Kermabon
Marseilles
FR
Assignee
Syminex
FR
IPC
E21B 43/24
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