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公开(公告)号:US6087542B1
公开(公告)日:2000-07-11
申请号:US14271597
申请日:1997-03-06
Applicant: BASF AG
Inventor: EICKEN KARL , GEBBARDT JOACHIM , RANG HARALD , RACK MICHAEL , SCHAEFER PETER
IPC: B01J31/24 , C07B37/04 , C07B61/00 , C07C201/12 , C07C205/06 , C07C205/11 , C07C205/12 , C07C205/35 , C07C253/30 , C07C205/00 , C07C43/00
CPC classification number: C07B37/04 , C07C201/12 , C07C253/30 , C07C205/11