Global Patent Index - EP 0810348 A3

EP 0810348 A3 2000-08-09 - Up-to-set lock mandrel and method of operation thereof

Title (en)

Up-to-set lock mandrel and method of operation thereof

Title (de)

Aufwärts setzbare Verriegelungshülse und Verfahren zu ihrer Bedienung

Title (fr)

Mandrin à verouillage par traction et procédé de son opération

Publication

EP 0810348 A3 (EN)

Application

EP 97303345 A

Priority

US 65494496 A

Abstract (en)

[origin: EP0810348A2] An up-to-set lock mandrel (10) for registering with a locating profile (14) recessed in a sidewall (16) of a well conduit portion (12). The up-to-set lock mandrel (10) comprises a generally cylindrical body (20) and a locating key (22) coupled to the body (20) and biased to be urged from a seeking position toward a no-go position. The locating key (22) has a no-go profile (26) thereon contoured to engage the locating profile (14) when the locating key (22) is in the no-go position, to thereby function as a no-go for the up-to-set lock mandrel (10). <IMAGE>

IPC 1-7 (main, further and additional classification)

E21B 23/02

IPC 8 full level (invention and additional information)

E21B 23/02 (2006.01)

CPC (invention and additional information)

E21B 23/02 (2013.01)

Citation (search report)

Designated contracting state (EPC)

DE FR GB IT NL

EPO simple patent family

EP 0810348 A2 19971203; EP 0810348 A3 20000809; AU 2003997 A 19971204; CA 2206170 A1 19971129; ID 17369 A 19971224; NO 972284 A 19971201; NO 972284 D0 19970520

INPADOC legal status


2001-07-04 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20001201

2000-08-09 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A3

- Designated State(s): DE FR GB IT NL

1997-12-03 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A2

- Designated State(s): DE FR GB IT NL