Method of cutting of metal materials and non-metal materials in a non-combustible gas atmosphere
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United States of America Patent
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Mar 13, 2001
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N/A
app pub date -
Oct 15, 1998
filing date -
Oct 20, 1997
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Expired
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Abstract
A method of cutting metal materials and non-metal materials in a non-combustible gas atmosphere, the method including forming a non-combustible gas atmosphere, providing the non-combustible gas atmosphere to at least one of a cutting part of a machine tool and an area adjacent to the cutting part, and machining the metal materials and the non-metal materials using the cutting part, and where the non-combustible gas includes one of nitrogen gas and carbon dioxide gas, and where the non-combustible gas occupies a proportion of at least 90% of the non-combustible gas atmosphere.
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