Thermally sprayed chromium nitride coating
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United States of America Patent
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Aug 24, 2004
Grant Date -
Feb 26, 2004
app pub date -
Aug 26, 2002
filing date -
Aug 26, 2002
priority date (Note) -
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Abstract
The present invention relates to a method including thermal spraying a chromium nitride coating material on to an article. The chromium nitride may be in a powder form before thermal spraying. In one aspect, the thermal spraying includes melting the coating material, propelling the molten coating material toward the article to be coated, and coating the article with the molten coating material. In another aspect, the coated article is one or more piston rings.
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