Global Patent Index - EP 0326492 B1

EP 0326492 B1 19930428 - DEVICE AND METHOD FOR CARRYING OUT OPERATIONS AND/OR INTERVENTIONS IN A WELL

Title (en)

DEVICE AND METHOD FOR CARRYING OUT OPERATIONS AND/OR INTERVENTIONS IN A WELL

Publication

EP 0326492 B1 19930428 (FR)

Application

EP 89400227 A 19890127

Priority

FR 8801089 A 19880129

Abstract (en)

[origin: EP0326492A1] - The invention relates to a device and a method for carrying out operations and/or interventions in a well which has a casing (3) and which is drilled in geological formations comprising at least two separate zones. <??>- The device according to the invention is characterised particularly in that the casing (3) possesses inside it a first connection member (10) which can be used in a liquid medium, the first member being connected by means of lines (40) to at least one instrument and/or tool (11, 14, 16, 18, 34, 35, 36, 37) arranged in each of the zones (30, 31, 32, 33), the first connection member (10) being designed to interact with a second connection member (21) connected by means of a transmission cable (22) to the surface of the ground, the casing (3) being designed to allow the second member to be lowered from the surface and to be connected to the first member. <??>- The method according to the invention makes it possible to put the device to use. <IMAGE>

IPC 1-7

E21B 23/00; E21B 23/08; E21B 43/14; E21B 47/00; E21B 47/06

IPC 8 full level

E21B 23/08 (2006.01); E21B 23/14 (2006.01); E21B 43/14 (2006.01); E21B 47/06 (2012.01); E21B 47/10 (2012.01)

CPC (source: EP US)

E21B 23/08 (2013.01 - EP US); E21B 23/14 (2013.01 - EP US); E21B 43/14 (2013.01 - EP US); E21B 47/06 (2013.01 - EP US); E21B 47/10 (2013.01 - EP US)

Designated contracting state (EPC)

DE GB IT NL

DOCDB simple family (publication)

EP 0326492 A1 19890802; EP 0326492 B1 19930428; CA 1315190 C 19930330; DE 68906170 D1 19930603; DE 68906170 T2 19930805; DK 38389 A 19890730; DK 38389 D0 19890127; FR 2626613 A1 19890804; NO 180464 B 19970113; NO 180464 C 19970423; NO 890355 D0 19890127; NO 890355 L 19890731; US 4942926 A 19900724

DOCDB simple family (application)

EP 89400227 A 19890127; CA 589339 A 19890127; DE 68906170 T 19890127; DK 38389 A 19890127; FR 8801089 A 19880129; NO 890355 A 19890127; US 30233389 A 19890127