Invention Grant
- Patent Title: Non-rotation lock screw
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Application No.: US14556097Application Date: 2014-11-28
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Publication No.: US09303481B2Publication Date: 2016-04-05
- Inventor: Dennis P. Nguyen
- Applicant: Cameron International Corporation
- Applicant Address: US TX Houston
- Assignee: Cameron International Corporation
- Current Assignee: Cameron International Corporation
- Current Assignee Address: US TX Houston
- Agency: Fletcher Yoder P.C.
- Main IPC: E21B33/04
- IPC: E21B33/04

Abstract:
A non-rotation lock screw for a wellhead assembly is provided that includes a rotating portion and a non-rotating portion. The non-rotating portion includes a distal end configured to engage a component of the wellhead assembly, and may include one or more seals. The rotating portion may be rotating into a component of wellhead assembly such that the non-rotating portion translates in a radial direction. The rotating portion and non-rotating portion may be coupled together via a bearing to enable free rotation of the rotating portion. Systems and methods of operation that include the non-rotation lock screw are also provided.
Public/Granted literature
- US20150083389A1 NON-ROTATION LOCK SCREW Public/Granted day:2015-03-26
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