Invention Grant
- Patent Title: Pressure protection for a control chamber of a well tool
- Patent Title (中): 井工具控制室的压力保护
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Application No.: US11308036Application Date: 2006-03-03
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Publication No.: US07938189B2Publication Date: 2011-05-10
- Inventor: Gary Rytlewski
- Applicant: Gary Rytlewski
- Applicant Address: US TX Sugar Land
- Assignee: Schlumberger Technology Corporation
- Current Assignee: Schlumberger Technology Corporation
- Current Assignee Address: US TX Sugar Land
- Agent Kevin B. McGoff; Rodney V. Warfford; Tim Curington
- Main IPC: E21B34/04
- IPC: E21B34/04
Abstract:
A technique includes providing a chamber in a well tool to receive pressure to control an operation of the tool. The technique includes providing a seal to isolate the chamber from well pressure. The technique also includes providing a pressure relief mechanism to relieve pressure from the chamber in response to the pressure exceeding a threshold.
Public/Granted literature
- US20070204998A1 Pressure Protection for a Control Chamber of a Well Tool Public/Granted day:2007-09-06
Information query
