发明授权
- 专利标题: Cermet and process for producing it
- 专利标题(中): 金属陶瓷及其生产工艺
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申请号: US716340申请日: 1996-09-30
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公开(公告)号: US5856032A公开(公告)日: 1999-01-05
- 发明人: Hans Werner Daub , Klaus Dreyer
- 申请人: Hans Werner Daub , Klaus Dreyer
- 申请人地址: DEX Essen
- 专利权人: Widia GmbH
- 当前专利权人: Widia GmbH
- 当前专利权人地址: DEX Essen
- 优先权: DEX4415454.2 19940503; DEX4423451.1 19940705
- 主分类号: B23B27/14
- IPC分类号: B23B27/14 ; C22C1/05 ; C22C29/02 ; C22C29/04 ; B32B9/00
摘要:
A cermet including a cermet core zone in which the content of a binder amounts to at most 90% by mass in relationship to a cermet hard phase is formed with a 0.01 to 3 um deep surface layer having an increased resistance to wear compare to the cermet core zone.
公开/授权文献
- US4818071A Fiber optic doppler anemometer 公开/授权日:1989-04-04