发明授权
- 专利标题: Non-magnetic substrate material and floating-type magnetic head
- 专利标题(中): 非磁性基材和浮动型磁头
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申请号: US997921申请日: 1992-12-29
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公开(公告)号: US5296312A公开(公告)日: 1994-03-22
- 发明人: Kunio Kanai , Masashi Yamaguchi
- 申请人: Kunio Kanai , Masashi Yamaguchi
- 申请人地址: JPX Tokyo
- 专利权人: Hitachi Metals Limited
- 当前专利权人: Hitachi Metals Limited
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX4-012683 19920128
- 主分类号: C04B35/46
- IPC分类号: C04B35/46 ; C04B35/465 ; G11B5/10 ; G11B5/31 ; G11B5/60 ; G11B5/147
摘要:
A non-magnetic substrate material which contains 0.5%-3% of Al.sub.2 O.sub.3 and 3%-16% of at least either ZnO or SnO.sub.2 (but with ZnO+SnO.sub.2
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