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US 2019/0284104 A1Published application
Ceramic coating, turbine member, gas turbine, method of producing ceramic coating, and method of repairing cermic coating
AssigneeMitsubishi Heavy Industries, Ltd.
InventorsShuji Tanigawa, Masahiko Mega, Takumi Bono, Taiji Torigoe, Yoshifumi Okajima, Daisuke Kudo, Hiroyuki Mitsui
Life of this patent
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Abstract
A ceramic coating includes: a ceramic layer; a molten-and-solidified layer formed on a surface of the ceramic layer; and a packed layer including ceramic packed in a crack which extends in a thickness direction of the molten-and-solidified layer.
Claims17
A ceramic coating, comprising:
- a ceramic layer;
- a molten-and-solidified layer formed on a surface of the ceramic layer;
- and
- a packed layer including ceramic packed in a crack which extends in a thickness direction of the molten-and-solidified layer.
1 more element
A method of producing a ceramic coating, comprising;
- forming a ceramic layer;
- forming a molten-and-solidified layer having a vertical crack by heating and melting a surface layer portion of the ceramic layer and then cooling the surface layer portion;
- and
- applying a slurry containing ceramic particles to a surface of the molten-and-solidified layer.
1 more element
A method of repairing a ceramic coating, comprising:
- forming a molten-and-solidified layer having a vertical crack by heating and melting a surface layer portion of a ceramic layer and then cooling the surface layer portion;
- and
- applying slurry containing ceramic particles to a surface of the molten-and-solidified layer.
Dependencies are inferred from the claim text.