Pipe joints or couplings – With assembly means or feature – Particular tool-engaging means or with tool
Patent
1988-06-08
1990-07-17
Arola, Dave W.
Pipe joints or couplings
With assembly means or feature
Particular tool-engaging means or with tool
285315, F16L 3500
Patent
active
049416910
ABSTRACT:
A tieback connector for use in connecting the lower end of a well conductor to the upper end of a tubular wellhead member by a radially movable split locking ring carried by the tieback connector for locking engagement within grooves formed in the bore of the wellhead member.
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Arola Dave W.
Dril-Quip Inc.
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