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公开(公告)号：US3053629A
公开(公告)日：1962-09-11
申请号：US84677259
申请日：1959-10-16
Applicant: UNION CARBIDE CORP
Inventor： PRUETT ROY L , WYMAN JOHN E
IPC: C01G1/04
CPC classification number: C01G1/04
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