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12.
公开(公告)号:US2717898A
公开(公告)日:1955-09-13
申请号:US34447653
申请日:1953-03-24
Applicant: BASF AG
Inventor: FRIEDRICH EBEL , RUDOLF RANDEBROCK
IPC: C07C243/38 , C09B1/20 , C09B1/22 , D06M23/18
CPC classification number: C09B1/22 , C07C243/38 , C07C2603/24 , C09B1/20 , D06M23/18
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