发明申请
- 专利标题: Composite Articles
- 专利标题(中): 综合文章
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申请号: US11687343申请日: 2007-03-16
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公开(公告)号: US20080226943A1公开(公告)日: 2008-09-18
- 发明人: X. Daniel Fang , Craig Morton , David J. Wills
- 申请人: X. Daniel Fang , Craig Morton , David J. Wills
- 申请人地址: US PA Pittsburgh
- 专利权人: TDY Industries, Inc.
- 当前专利权人: TDY Industries, Inc.
- 当前专利权人地址: US PA Pittsburgh
- 主分类号: E21B10/02
- IPC分类号: E21B10/02 ; B23P15/28
摘要:
A composite article includes a first composite material and a second composite material. The first composite material and the second composite material individually comprise hard particles in a binder. A concentration of ruthenium in the binder of the first composite material is different from a concentration of ruthenium in the binder of the second composite material.
公开/授权文献
- US07846551B2 Composite articles 公开/授权日:2010-12-07
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