Electrode for electric discharge surface treatment, method of electric discharge surface treatment, and apparatus for electric discharge surface treatment
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United States of America Patent
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Feb 19, 2013
Grant Date -
Apr 9, 2009
app pub date -
Aug 20, 2008
filing date -
Jul 30, 2002
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Abstract
An apparatus and a method to form a thick coat by an in-liquid pulsed electric discharge treatment, the electrode contains 40 volume % or more metallic material that is not carbonized or is hard to be carbonized.
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