Composite powder particle, composite body and method of preparation
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United States of America Patent
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Sep 30, 1997
Grant Date -
N/A
app pub date -
May 25, 1995
filing date -
Dec 24, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A composite powder particle, consisting of a core and a coating, and consisting either completely or partly of a superhard matter different from that of the core, and being prepared by means of a special method, at which the superhard matter is at least partly formed from a gaseous phase at sub-pressure and at temperatures below 1200.degree. C.
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