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公开(公告)号：US3051551A
公开(公告)日：1962-08-28
申请号：US85053959
申请日：1959-11-03
Applicant: OLIN MATHIESON
Inventor： FERLIN HENRY J , BRADY ROBERT E , MERWIN WALTER J
IPC: C01B21/093 , C01B21/096
CPC classification number: C01B21/0935 , C01B21/096
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