Attachment means for use for insertion and retrieval of a casing packer
Patent
·
OSTI ID:6366714
An apparatus is provided for use with a packer positionable in a casing in which the packer has an upstanding male location member. The member has a noncircular peripheral configuration having a circumferential slot adjacent the upper end. A female insertion member has means at the upper end for attachment to the lower end of a pipe string extending from the earth's surface and has a recess in the lower end slidably and nonrotatably receiving the upper end of the male location member. The female member also has an upper internal recess communicating with the tool open bottom, the recess having an internal enlarged diameter groove and a number of clips, each configured as a segment of a washer positioned in the internal recess of the retrieval tool and having an elastomeric member therearound to inwardly bias the clips toward each other. The clips are expandable outward within the groove to receive the upper end of the location member and to enter into the external circumferential groove in the location member to thereby lock the location member to the retrieval tool. 3 claims.
- Assignee:
- Sooner Oil Tools Inc.
- Patent Number(s):
- US 4411314
- OSTI ID:
- 6366714
- Country of Publication:
- United States
- Language:
- English
Similar Records
Wireline set/tubing retrieve packer type bridge plug
Retrievable well packer
Variable bore packer assembly for ram-type blowout preventers
Patent
·
Mon Mar 09 23:00:00 EST 1987
·
OSTI ID:6680619
Retrievable well packer
Patent
·
Tue May 12 00:00:00 EDT 1987
·
OSTI ID:6533182
Variable bore packer assembly for ram-type blowout preventers
Patent
·
Tue Oct 21 00:00:00 EDT 1980
·
OSTI ID:6571113