Component scavanged by exhaust gases, notably engine set component, and method for coating such a component
AssigneeInstitut Francais du Petrole
InventorJohn Lynch
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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.
Claims12
1) 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), characterized in that 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.
Dependencies are inferred from the claim text.