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公开(公告)号：US2994723A
公开(公告)日：1961-08-01
申请号：US82839359
申请日：1959-07-20
Applicant: HOECHST AG
Inventor： OTTO SCHERER , ALFONS STEIMMETZ , HEINRICH KUHN , WALTER WETZEL , KARLHEINZ GRAFEN
IPC: B01J19/00 , C07C17/269
CPC classification number: B01J19/0013 , B01J2219/00063 , B01J2219/00083 , B01J2219/00157 , B01J2219/00159 , C07C17/269 , C07C21/185
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