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公开(公告)号:US2711841A
公开(公告)日:1955-06-28
申请号:US26685452
申请日:1952-01-17
Applicant: BASF AG
Inventor: FRIEDRICH SCHAEFER , WILHELM MAYER
IPC: B01J3/03
CPC classification number: B01J3/03
公开(公告)号:US2711841A
公开(公告)日:1955-06-28
申请号:US26685452
申请日:1952-01-17
Applicant: BASF AG
Inventor: FRIEDRICH SCHAEFER , WILHELM MAYER
IPC: B01J3/03
CPC classification number: B01J3/03