Invention Grant
- Patent Title: Multilayer overlays and methods for applying multilayer overlays
- Patent Title (中): 多层覆盖层和应用多层叠层的方法
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Application No.: US12488167Application Date: 2009-06-19
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Publication No.: US09050673B2Publication Date: 2015-06-09
- Inventor: Trevor Aitchison , R. Allan Heflin
- Applicant: Trevor Aitchison , R. Allan Heflin
- Applicant Address: CA Windsor, Ontario
- Assignee: EXTREME SURFACE PROTECTION LTD.
- Current Assignee: EXTREME SURFACE PROTECTION LTD.
- Current Assignee Address: CA Windsor, Ontario
- Agency: K&L Gates LLP
- Main IPC: B32B15/00
- IPC: B32B15/00 ; B23K9/04 ; B22F5/10 ; B22F7/08 ; B23K9/167 ; B23K9/173 ; B23K35/02 ; B23K35/30 ; B32B15/01 ; C22C26/00 ; C23C28/02 ; F16L9/14 ; F16L57/06

Abstract:
A wear resistant multilayer overlay includes a first layer on at least a surface of an article, and a second layer metallurgically bonded to at least a portion of the first layer. The first layer includes a first continuous metallic matrix and at least one of first hard particles, blocky diamond particles, non-blocky diamond particles, TSP diamond, cubic boron nitride particles, and PCD compacts embedded in the first continuous metallic matrix, wherein the first hard particles are at least one of transition metal carbide particles and boron nitride particles. The second layer includes a second continuous metallic matrix and at least one of second hard particles, blocky diamond particles, non-blocky diamond particles, TSP diamond, cubic boron nitride particles, and PCD compacts, embedded in the second continuous metallic matrix, wherein the second hard particles are at least one of transition metal carbide particles and boron nitride particles. Related methods and articles of manufacture also are disclosed.
Public/Granted literature
- US20100323213A1 MULTILAYER OVERLAYS AND METHODS FOR APPLYING MULTILAYER OVERLAYS Public/Granted day:2010-12-23
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