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公开(公告)号：US3545038A
公开(公告)日：1970-12-08
申请号：US3545038D
申请日：1969-02-19
Applicant: UNION CARBIDE CORP
Inventor： MYLES MICHAEL J , GROVE DOWNERS , KUPCIKEVICIUS VYTAUTAS , SPELLMAN JOHN P
CPC classification number: A22C11/0245
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