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公开(公告)号：US3461042A
公开(公告)日：1969-08-12
申请号：US3461042D
申请日：1966-02-21
Applicant: STANDARD OIL CO
Inventor： MARTIN RONALD L , FLANNERY ROBERT J
CPC classification number: G01N31/002 , G01N27/44 , Y10T436/116664 , Y10T436/176152
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