Invention Grant
- Patent Title: Process for drilling wells with a gas
- Patent Title (中): 用气体钻井的方法
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Application No.: US78710959Application Date: 1959-01-16
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Publication No.: US3065791APublication Date: 1962-11-27
- Inventor: BEARDEN WILLIAM G , FAST CLARENCE R , HOWARD GEORGE C
- Applicant: PAN AMERICAN PETROLEUM CORP
- Assignee: Pan American Petroleum Corp
- Current Assignee: Pan American Petroleum Corp
- Priority: US78710959 1959-01-16
- Main IPC: E21B21/16
- IPC: E21B21/16 ; E21B33/138
Information query
