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公开(公告)号:US3007204A
公开(公告)日:1961-11-07
申请号:US78104558
申请日:1958-12-17
Applicant: BAYER AG
Inventor: ULRICH VEIEL , ARTUR PRIETZSCHK , HERMANN SCHNELL
CPC classification number: B29C55/06 , B29C67/0011 , Y10S264/73
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2.Process for the alteration of the physical and chemical properties of polycarbonates 失效
Title translation: 改变聚碳酸酯的物理和化学性质的方法公开(公告)号:US3150066A
公开(公告)日:1964-09-22
申请号:US82410859
申请日:1959-06-30
Applicant: BAYER AG
Inventor: HERMANN SCHNELL , ULRICH VEIEL , LUDWIG BOTTENBRUCH
IPC: C08G64/40
CPC classification number: C08G64/40
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3.Electromagnet for lifting large loads of fine-grained ferromagnetic substances 失效
Title translation: 用于提升大量细粒铁磁物质的电磁铁公开(公告)号:US3372357A
公开(公告)日:1968-03-05
申请号:US52938566
申请日:1966-02-23
Applicant: BAYER AG
Inventor: KARL DIETZEL , ULRICH VEIEL
IPC: H01F7/20
CPC classification number: H01F7/206
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