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公开(公告)号:JPH04279542A
公开(公告)日:1992-10-05
申请号:JP17792291
申请日:1991-07-18
Applicant: BASF AG
Inventor: HANSU MARUTAN , URURIKE BUEGERURE , BUIRUHERUMU RUTSUPERU , ROTAARU RIIKERUTO , DEIITAA BETSUKAA , MIHIYAERU KOTSUTAA
IPC: B01J23/88 , B01J23/887 , B01J27/19 , B01J27/192 , C07B61/00 , C07C45/35 , C07C47/22