Component scavenged by exhaust gases, notably engine set component, and method for coating such a component
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United States of America Patent
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Jun 9, 2009
Grant Date -
Oct 5, 2006
app pub date -
Apr 4, 2006
filing date -
Apr 5, 2005
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention relates to a component scavenged by exhaust gases, notably a component of an internal-combustion engine (12) and/or of at least an exhaust gas circulation circuit (14, 16, 18, 20) belonging to an engine set (10). According to the invention, the surfaces in contact with the exhaust gases of at least one component are provided with a protective coating comprising at least partly amorphous carbon of local structure close to diamond.
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