Invention Application
- Patent Title: ARTICULATING DRILL METHOD AND APPARATUS FOR CUTTING OPENINGS IN NESTED STRINGS OF UNDERWATER PIPING AND OR TUBING FOR OVERTURNED WELLS OR PLATFORMS
- Patent Title (中): 用于在水下管道和/或管道的切割开口处切割开口的方法和装置用于过渡井或平台
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Application No.: US14144942Application Date: 2013-12-31
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Publication No.: US20140241822A1Publication Date: 2014-08-28
- Inventor: Galen R. Clark , Ames Lafferty , Clint Musemeche , Clayton Claxton
- Applicant: Tetra Technologies, Inc.
- Applicant Address: US TX The Woodlands
- Assignee: Tetra Technologies, Inc.
- Current Assignee: Tetra Technologies, Inc.
- Current Assignee Address: US TX The Woodlands
- Main IPC: E21B29/12
- IPC: E21B29/12 ; B23B47/28 ; B23B41/00
Abstract:
A method and apparatus for angularly drilling during a tapping procedure into a pressurized multiple strings of coaxially situated tubulars for wells and/or platforms which have overturned wherein the tapping occurs underwater via a diver or remotely operated vehicle.
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