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公开(公告)号：US3179695A
公开(公告)日：1965-04-20
申请号：US34091153
申请日：1953-03-06
Applicant: OLIN MATHIESON
Inventor： WEILMUENSTER EARL A , JAMES MINNICK JOSEPH
IPC: C07F9/42
CPC classification number: C07F9/42 , Y02P20/582
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