Releasable drill string stabilizer
Patent
·
OSTI ID:6187224
A releasable stabilizer is disclosed for adjustable positioning along a drill string. The stabilizer includes a body positionable around the drill string; a coil spring mounted within the tubular body with the spring having a first and second end; anchoring apparatus mounted within the tubular body with the spring having a first and second end; anchoring apparatus mounted with the body to prevent the first end of the string from moving circumferentially around the drill string; and a rotating apparatus mounted with the body for moving the second end of the spring circumferentially around the drill string and anchoring the second end after the spring has gripped the drill string sufficiently tight to secure the body to the drill string while permitting the second end to be released when desired.
- Assignee:
- TIC; EDB-79-053750; ERA-04-032240
- Patent Number(s):
- US 4131167
- OSTI ID:
- 6187224
- Country of Publication:
- United States
- Language:
- English
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