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公开(公告)号：US2581508A
公开(公告)日：1952-01-08
申请号：US11555849
申请日：1949-09-13
Applicant: TIDE WATER ASSOCIATED OIL COMP
Inventor： ZELLNER CARL N , BERKELEY HEIGHTS , FRED LISTER
IPC: C07C67/48
CPC classification number: C07C67/48
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