Title:
A TUBULAR THREADED CONNECTION
Document Type and Number:
WIPO Patent Application WO/2015/168552
Kind Code:
A3
Abstract:
A tubular threaded connection includes a threaded sub-assembly having a first tubular member (110), a first torque member (130) threadingly received on the first tubular member (110), and a second torque member (150) threadingly received on the first tubular member (110). In forming the threaded sub-assembly, the first torque member (130) is torqued relative to the second torque member (150). Furthermore, the sub-assembly is configured to receive a second tubular member (170) for torqueing against the sub-assembly.
Inventors:
MARCHAND NICHOLAS RYAN (CA)
Application Number:
PCT/US2015/028794
Publication Date:
December 30, 2015
Filing Date:
May 01, 2015
Export Citation:
Assignee:
NAT OILWELL VARCO LP (US)
International Classes:
E21B17/04
Domestic Patent References:
WO2009132259A2 | 2009-10-29 |
Foreign References:
US2575685A | 1951-11-20 | |||
GB259894A | 1926-10-21 | |||
US1707087A | 1929-03-26 | |||
FR1248507A | 1960-12-16 | |||
US4067404A | 1978-01-10 | |||
GB191510156A | 1916-07-12 | |||
DD82851B | ||||
US2376058A | 1945-05-15 |
Attorney, Agent or Firm:
MOSCICKI, Matthew R. (P.C.1001 McKinney, Suite 180, Houston Texas, US)
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