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公开(公告)号：DE1668978A1
公开(公告)日：1972-03-09
申请号：DE1668978
申请日：1968-02-09
Applicant: TORAY INDUSTRIES
Inventor： IDA KENZABURO , SUZUKI SEIYA , IIZUKA YASUO , SETSUDA TSUTOMU , TAIRA SHINICHI
IPC: B01J27/18 , B01J37/00 , C07C255/24
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