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US 2014/0175318 A1Published application
Coating methods and coated articles
AssigneeGeneral Electric Company
InventorsLeonardo Ajdelsztajn, James Anthony Ruud, Dennis Michael Gray
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Abstract
One aspect of the present invention includes an article. The article includes a substrate and a coating disposed on the substrate, wherein the coating includes a plurality of cermet particles bonded along their prior particle boundaries. The plurality of cermet particles have a median particle size less than about 5 microns and less than 25 percent of the plurality of cermet particles include melted and re-solidified particles. Gate valves are also presented.
Claims16
An article, comprising:
- a substrate and a coating disposed on the substrate,
- wherein the coating comprises a plurality of cermet particles bonded along their prior particle boundaries, wherein the plurality of cermet particles have a median particle size less than about 5 microns, and
- wherein less than 25 percent of the plurality of cermet particles comprise melted and re-solidified particles.
A gate valve, comprising:
- a first component;
- a second component;
- and
- a hermetic coating interposed between the first component and the second component, wherein the coating comprises a plurality of cermet particles bonded along their prior particle boundaries, wherein the plurality of cermet particles have a median particle size less than about 5 microns,
- wherein less than 25 percent of the plurality of cermet particles comprise melted and re-solidified particles.
2 more elements
Dependencies are inferred from the claim text.