Carbon substance and its manufacturing method
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United States of America Patent
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Dec 14, 1993
Issued Date -
N/A
app pub date -
Nov 12, 1991
filing date -
Feb 24, 1987
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Abstract
A carbon film consisting of diamond powder contains nitrogen and boron therein. In the light of the addition of nitrogen and boron, the diamond is fabricated without growing defects and the film make in sturdy mechanical contact with the underlying surface.
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