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公开(公告)号:US3062283A
公开(公告)日:1962-11-06
申请号:US80733059
申请日:1959-04-20
Applicant: PHILLIPS PETROLEUM CO
Inventor: TRANTHAM JOSEPH C
IPC: E21B43/243
CPC classification number: E21B43/243
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公开(公告)号:US3004597A
公开(公告)日:1961-10-17
申请号:US73634058
申请日:1958-05-19
Applicant: PHILLIPS PETROLEUM CO
Inventor: MARX JOHN W , TRANTHAM JOSEPH C , PARKER HARRY W
IPC: E21B43/243
CPC classification number: E21B43/243
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公开(公告)号:US2994377A
公开(公告)日:1961-08-01
申请号:US72343658
申请日:1958-03-24
Applicant: PHILLIPS PETROLEUM CO
Inventor: TRANTHAM JOSEPH C
IPC: E21B43/243
CPC classification number: E21B43/243
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