Abrasive diamond composite and method of making thereof
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Jul 25, 2002
app pub date -
Dec 4, 2000
filing date -
Dec 4, 2000
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An abrasive diamond composite formed from coated diamond particles and a matrix material. The diamonds have a protective coating formed from a refractory materia1 having a composition MC.sub.xN.sub.y, that prevents corrosive chemical attack of the diamonds by the matrix material. The abrasive diamond composite may further include an infiltrant, such as a braze material. Alternatively, the abrasive diamond composite may include a plurality of coated diamond particles and a braze material filling interstitial spaces between the coated diamond particles. Methods of making such abrasive diamond composites are also disclosed.
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