Exhaust manifold comprising aluminide on a metallic substrate
OwnerWilliam LaBarge, Conrad Anderson +1inventors
InventorsWilliam LaBarge, Conrad Anderson, Robert Nichols
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Abstract
In one embodiment, an exhaust manifold can comprise: an exhaust conduit and a catalyst portion disposed within at least a portion of the exhaust conduit. The catalyst portion can comprise a metallic substrate, an aluminide layer disposed on at least a portion of the metallic substrate, and a catalyst material disposed on the aluminide. The catalyst material can be selected from the group consisting of platinum, palladium, ruthenium, rhodium, and combinations comprising at least one of the foregoing catalyst materials.
Claims20
An exhaust manifold, comprising:
- an exhaust conduit;
- a catalyst portion disposed within at least a portion of the exhaust conduit, the catalyst portion comprising
- a metallic substrate;
- an aluminide layer disposed on at least a portion of the metallic substrate;
- and
- a catalyst material disposed on the aluminide, wherein the catalyst material is selected from the group consisting of platinum, palladium, ruthenium, rhodium, and combinations comprising at least one of the foregoing catalyst materials.
A method for making a catalyzed exhaust manifold, comprising:
- forming a catalyst portion by forming an aluminide on at least a portion of a metallic substrate, wherein the catalyst portion comprises a catalyst material selected from the group consisting of platinum, palladium, ruthenium, rhodium, and combinations comprising at least one of the foregoing catalyst materials;
- and
- disposing the catalyst portion within a conduit of the exhaust manifold.
Dependencies are inferred from the claim text.