Indexing tool for use in earth borehole drilling and testing
Patent
·
OSTI ID:6227664
An index mandrel body, which connects with a well string in a borehole, is received by a tubular body having a plurality of splines, which slidably engage teeth on an indexing sleeve rigidly affixed inside the mandrel said splines receiving seatable lands rigidly affixed inside the tubular body, said lands being so spaced as to be able to pass between the splines so that the body becomes fully rotatable, said invention being adaptable for use in compression or tension application to offshore drilling, as well as on land drilling.
- Assignee:
- International Oil Tools Inc
- Patent Number(s):
- US 4256179
- OSTI ID:
- 6227664
- Country of Publication:
- United States
- Language:
- English
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