Invention Grant
- Patent Title: Off-shore drilling
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Application No.: US46821454Application Date: 1954-11-12
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Publication No.: US2808229APublication Date: 1957-10-01
- Inventor: BAUER ROHERT F , MCNEILL ROBERT C , LEDBETTER JERRY T
- Applicant: SHELL OIL CO , CONTINENTAL OIL CO , SUPERIOR OIL CO , UNION OIL CO
- Assignee: Boeing Co
- Current Assignee: Boeing Co
- Priority: US46821454 1954-11-12
- Main IPC: E21B7/128
- IPC: E21B7/128
Information query
