Article having a coating thereon
OwnerRichard P. Welty, Patrick Jonte +1inventors
InventorsRichard P. Welty, Patrick Jonte, Carl W. Trendelman
Life of this patent
Estimating the term…
Abstract
An article is coated with a multi-layer coating comprising a nickel layer, a refractory metal layer, a sandwich layer comprised of a plurality of alternating layers of a refractory metal compound and a refractory metal Layer, and a refractory metal compound layer. The coating provides a decorative appearance to the article and also provides abrasion protection, corrosion protection, and improved chemical resistance.
Claims31
An article having on at least a portion of its surface a coating comprising:
- at least one layer comprised of nickel;
- layer comprised of zirconium, titanium or zirconium-titanium alloy;
- sandwich layer comprised of plurality of alternating layers comprised of zirconium compound, titanium compound or zirconium-titanium alloy compound and zirconium, titanium or zirconium-titanium alloy, wherein said layers comprised of zirconium, titanium or zirconium-titanium alloy alternate with said layers comprised of zirconium compound, titanium compound or zirconium-titanium alloy compound;
- and
- layer comprised of zirconium compound, titanium compound or zirconium-titanium alloy compound.
An article having on at least a portion of its surface a coating comprising:
- layer comprised of semi-bright nickel;
- layer comprised of bright nickel;
- layer comprised of zirconium, titanium or zirconium-titanium alloy;
- sandwich layer comprised of a plurality of alternating layers comprised of zirconium compound, titanium compound or zirconium-titanium alloy compound and zirconium, titanium or zirconium-titanium alloy, wherein said layers comprised of zirconium compound, titanium compound or zirconium-titanium alloy compound alternate with said layers comprised of zirconium, titanium or zirconium-titanium alloy.
An article having on at least a portion of its surface a coating comprising:
- layer comprised of zirconium, titanium or zirconium-titanium alloy;
- sandwich layer comprised of a plurality of alternating layers comprised of zirconium compound, titanium compound or zirconium-titanium alloy compound and zirconium, titanium or zirconium-titanium alloy, wherein said layers comprised of zirconium compound, titanium compound or zirconium-titanium alloy compound alternate with said layers comprised of zirconium, titanium or zirconium-titanium alloy;
- and layer comprised of zirconium compound, titanium compound or zirconium-titanium alloy compound.
Dependencies are inferred from the claim text.