Spark-prevention coating for oxygen compressor shroud
AssigneeAtlas Compco Comptec
InventorsRaymond A. Zatorski, Janet R. Linsey, Timothy J. Tabor, Robert A. Palladino
Life of this patent
Estimating the term…
Abstract
A shroud which has an inner surface configured to surround an impeller, with the surface comprising a metallic substrate, and a metallic bond coat overlaying the substrate. A porous spark resistant abradable silver or silver alloy layer overlays the bond coat. The method of forming the porous silver layer is also disclosed.
Claims4
A shroud which has an inner surface configured to surround an impeller, said inner surface comprising a metallic substrate, a metallic bond coat overlaying said substrate, a dense silver or silver alloy interlayer overlaying said metallic bond coat and a porous silver or silver alloy layer overlaying said dense silver layer.
Dependencies are inferred from the claim text.