Invention Grant
- Patent Title: Cantilever contained drilling unit utilizing vertical tubular conveyance and standbuilding system
- Patent Title (中): 悬臂包含采用垂直管状输送和立式系统的钻井单元
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Application No.: US13826218Application Date: 2013-03-14
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Publication No.: US09382767B2Publication Date: 2016-07-05
- Inventor: Edwin T. Hill , Dennis W. Waddell
- Applicant: Transocean Sedco Forex Ventures Limited
- Applicant Address: KY Grand Cayman
- Assignee: Transocean Sedco Forex Ventures Limited
- Current Assignee: Transocean Sedco Forex Ventures Limited
- Current Assignee Address: KY Grand Cayman
- Agency: Norton Rose Fulbright US LLP
- Main IPC: E21B19/00
- IPC: E21B19/00 ; E21B19/14 ; E21B19/16
Abstract:
The invention relates to a method and apparatus for attaching, detaching and conveying tubular on a drill cantilever. The method and apparatus include a tubular standbuilding conveyor assembly and a stand delivery conveyor assembly. The method and apparatus provide for improved movement, assembly and disassembly in order to eliminate inefficient movements and to improve consistent, repeatable performance.
Public/Granted literature
- US20140126979A1 CANTILEVER CONTAINED DRILLING UNIT UTILIZING VERTICAL TUBULAR CONVEYANCE AND STANDBUILDING SYSTEM Public/Granted day:2014-05-08
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