Setting tools and liner hanger assembly
Patent
·
OSTI ID:6478972
A liner hanger and setting tool for use in oil well completions employing a liner hanger having a one piece body member and spring biased slips and a setting tool having a hydraulically actuated slip release mechanism normally retaining the slips in a retracted position and operable upon application of fluid pressure for releasing such slips. The setting tool has a retrievable pack-off bushing disposed in the bore of the liner hanger and a threaded nut type of release for disconnecting the setting tool from the liner hanger. The setting tool requires pressure for setting and rotation for release.
- Assignee:
- MWL Tool and Supply Company
- Patent Number(s):
- US 3188198
- OSTI ID:
- 6478972
- Country of Publication:
- United States
- Language:
- English
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