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公开(公告)号:CH319941A
公开(公告)日:1957-03-15
申请号:CH319941D
申请日:1953-08-19
Applicant: STAMICARBON
Inventor: WIEBO FELIX KAMPSCHMIDT LEONAR
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公开(公告)号:CH338834A
公开(公告)日:1959-06-15
申请号:CH338834D
申请日:1955-10-28
Applicant: STAMICARBON
Inventor: WIEBO FELIX KAMPSCHMIDT LEONAR
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公开(公告)号:CH321511A
公开(公告)日:1957-05-15
申请号:CH321511D
申请日:1954-05-25
Applicant: STAMICARBON
Inventor: WIEBO FELIX KAMPSCHMIDT LEONAR
IPC: B01D3/00 , B01J12/00 , B01J19/24 , C07C51/573
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