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公开(公告)号:US3038333A
公开(公告)日:1962-06-12
申请号:US75223958
申请日:1958-07-31
Applicant: TEXACO INC
Inventor: ALLEN JOSEPH C , MCKAY ALEXANDER S
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公开(公告)号:US3024840A
公开(公告)日:1962-03-13
申请号:US74243658
申请日:1958-06-16
Applicant: TEXACO INC
Inventor: ALLEN JOSEPH C
IPC: E21B43/243
CPC classification number: E21B43/243
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公开(公告)号:US3019838A
公开(公告)日:1962-02-06
申请号:US86304559
申请日:1959-12-30
Applicant: TEXACO INC
Inventor: HARLAN DON L , BATTLE JR JOEL A , ALLEN JOSEPH C
IPC: E21B43/243
CPC classification number: E21B43/243 , Y10S166/902
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公开(公告)号:US2961539A
公开(公告)日:1960-11-22
申请号:US54635255
申请日:1955-11-14
Applicant: TEXACO INC
Inventor: EGAN EDMOND F , GERHARD HERZOG , ALLEN JOSEPH C
IPC: G01V5/12
CPC classification number: G01V5/12
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公开(公告)号:US2909224A
公开(公告)日:1959-10-20
申请号:US57322056
申请日:1956-03-22
Applicant: TEXACO INC
Inventor: ALLEN JOSEPH C
IPC: E21B43/16
CPC classification number: E21B43/168
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公开(公告)号:US2900517A
公开(公告)日:1959-08-18
申请号:US55175555
申请日:1955-12-08
Applicant: TEXACO INC
Inventor: ALLEN JOSEPH C , REYNOLDS RALPH C
CPC classification number: E21B47/1015 , G01V5/125 , G01V5/14
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