发明授权
US5310607A Hard coating; a workpiece coated by such hard coating and a method of
coating such workpiece by such hard coating
失效
硬涂层; 通过这种硬涂层涂覆的工件以及通过这种硬涂层涂覆这样的工件的方法
- 专利标题: Hard coating; a workpiece coated by such hard coating and a method of coating such workpiece by such hard coating
- 专利标题(中): 硬涂层; 通过这种硬涂层涂覆的工件以及通过这种硬涂层涂覆这样的工件的方法
-
申请号: US744532申请日: 1991-08-13
-
公开(公告)号: US5310607A公开(公告)日: 1994-05-10
- 发明人: Hans Schulz , Erich Bergmann
- 申请人: Hans Schulz , Erich Bergmann
- 申请人地址: LIX Balzers
- 专利权人: Balzers Aktiengesellschaft
- 当前专利权人: Balzers Aktiengesellschaft
- 当前专利权人地址: LIX Balzers
- 优先权: CHX1470/91 19910516
- 主分类号: B23B27/14
- IPC分类号: B23B27/14 ; B23P15/28 ; C01G37/00 ; C23C14/08 ; C23C16/40 ; C23C30/00
摘要:
The hard coating includes mainly (Al,Cr).sub.2 O.sub.3 crystals and a chrome content higher than 5 at % wherein the (Al, Cr).sub.2 O.sub.3 is a single crystal. The coating is deposited at a temperature lower than 90.degree. C., preferably lower than 500.degree. C. The hard coating is deposited by a CVD or PVD process.
公开/授权文献
- US5760181A Endotoxins 公开/授权日:1998-06-02
信息查询