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公开(公告)号:US3493489A
公开(公告)日:1970-02-03
申请号:US3493489D
申请日:1968-04-17
Applicant: CHEVRON RES
Inventor: NANICHE GEORGES R
CPC classification number: C10G69/00
公开(公告)号:US3493489A
公开(公告)日:1970-02-03
申请号:US3493489D
申请日:1968-04-17
Applicant: CHEVRON RES
Inventor: NANICHE GEORGES R
CPC classification number: C10G69/00