EP 0069827 A2 19830119 - Secondary oil recovery system.
Title (en)
Secondary oil recovery system.
Title (de)
System für sekundäre Ölgewinnung.
Title (fr)
Système de récupération secondaire de pétrole.
Publication
Application
Priority
US 28248881 A 19810713
Abstract (en)
A method and apparatus for oil recovery wherein a downhole steam generator 16 and a pump 32 are secured substantially parallel with each other to permit simultaneous positioning in the borehole and are operated independently whereby said pump 32 can be operated sequentially or simultaneously with said generator 16.
IPC 1-7
IPC 8 full level
E21B 43/243 (2006.01); E21B 36/00 (2006.01); E21B 36/02 (2006.01); E21B 43/12 (2006.01); E21B 43/14 (2006.01); E21B 43/24 (2006.01); F04B 47/02 (2006.01)
CPC (source: EP US)
E21B 36/006 (2013.01 - EP); E21B 36/02 (2013.01 - EP); E21B 43/121 (2013.01 - EP US); E21B 43/14 (2013.01 - EP); E21B 43/24 (2013.01 - EP US); F04B 47/02 (2013.01 - EP)
Designated contracting state (EPC)
BE CH DE FR GB IT LI NL SE
DOCDB simple family (publication)
EP 0069827 A2 19830119; EP 0069827 A3 19840516; DK 294582 A 19830114; JP S5811291 A 19830122; NO 822104 L 19830114
DOCDB simple family (application)
EP 82102741 A 19820331; DK 294582 A 19820630; JP 10628282 A 19820622; NO 822104 A 19820623