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1.
公开(公告)号:US3092974A
公开(公告)日:1963-06-11
申请号:US4439760
申请日:1960-07-21
Applicant: UNION CARBIDE CORP
Inventor: WILFRIED HAUMANN , ESERCE DOGAN A
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公开(公告)号:CA663276A
公开(公告)日:1963-05-14
申请号:CA663276D
Applicant: UNION CARBIDE CORP
Inventor: HAUMANN WILFRIED , ESERCE DOGAN A
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