Invention Grant
- Patent Title: Self-boosting wedge tubing-to-casing seal
- Patent Title (中): 自增强楔形管对套管密封
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Application No.: US12264670Application Date: 2008-11-04
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Publication No.: US07905492B2Publication Date: 2011-03-15
- Inventor: James C. Doane
- Applicant: James C. Doane
- Applicant Address: US TX Houston
- Assignee: Baker Hughes Incorporated
- Current Assignee: Baker Hughes Incorporated
- Current Assignee Address: US TX Houston
- Agency: Cantor Colburn LLP
- Main IPC: E21B33/128
- IPC: E21B33/128
Abstract:
A seal and/or anchoring arrangement includes a first perimetrically closed wedge, a second perimetrically closed wedge. An actuator is in operable communication with one of the first and second wedges. A frustoconical surface is present at a radially inwardly most located surface of the first and second wedges. A and method is included.
Public/Granted literature
- US20090139709A1 SELF-BOOSTING WEDGE TUBING-TO-CASING SEAL Public/Granted day:2009-06-04
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