Method for Making a Cemented Tungsten Carbide-Based Material
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United States of America Patent
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Jul 18, 2012
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Oct 23, 2008
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Abstract
A method for making a cemented tungsten carbide-based material includes subjecting a cemented tungsten carbide substrate film to chromization so as to form the cemented tungsten carbide substrate with a chromized layer that contains a tungsten carbide and a chromium carbide and forming a diamond film on the chromized layer.
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