发明授权
- 专利标题: Aluminum offset coil, and method for its production
- 专利标题(中): 铝偏心线圈及其生产方法
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申请号: US835559申请日: 1986-03-03
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公开(公告)号: US4715903A公开(公告)日: 1987-12-29
- 发明人: Wolfgang V. Asten , Karl H. Dorner , Hartmut Scheel , Volker Wurstle
- 申请人: Wolfgang V. Asten , Karl H. Dorner , Hartmut Scheel , Volker Wurstle
- 申请人地址: DEX
- 专利权人: Vereinigte Aluminium-Werke Aktiengesellschaft
- 当前专利权人: Vereinigte Aluminium-Werke Aktiengesellschaft
- 当前专利权人地址: DEX
- 优先权: DEX3507402 19850302
- 主分类号: B41N1/08
- IPC分类号: B41N1/08 ; C22C21/00 ; C22C21/06 ; C22C21/12 ; C22F1/00 ; C22F1/04 ; C22F1/047
摘要:
An aluminum offset coil, having a surface zone of a predominantly recrystallized globular, fine grain structure, and a core zone of a greatly work-hardened structure, for use in offset printing plates, and a process for its preparation.
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