Invention Grant
- Patent Title: Protection and enhancement of thermal barrier coating by lithography
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Application No.: US16373701Application Date: 2019-04-03
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Publication No.: US10969684B2Publication Date: 2021-04-06
- Inventor: Lacey Lynn Schwab , Canan Uslu Hardwicke
- Applicant: General Electric Company
- Applicant Address: US NY Schenectady
- Assignee: General Electric Company
- Current Assignee: General Electric Company
- Current Assignee Address: US NY Schenectady
- Agency: Hoffman Warnick LLC
- Agent James Pemrick
- Main IPC: G03F7/004
- IPC: G03F7/004 ; G03F7/20 ; G03F7/09

Abstract:
A method for protecting a coating on a surface of a component is provided. The method includes a coating step for coating at least a portion of the component with a ceramic slurry. A projecting step is used for projecting a pattern of light onto the component with a lithographic process to expose and solidify a ceramic layer. A removing step is used for removing unexposed portions of the ceramic slurry from the component. A heating step heats the component to sinter the ceramic layer. The ceramic layer is formed with multiple fracture planes.
Public/Granted literature
- US20200319552A1 PROTECTION AND ENHANCEMENT OF THERMAL BARRIER COATING BY LITHOGRAPHY Public/Granted day:2020-10-08
Information query
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