Plasma Spray Screen Repair Method.
DEPARTMENT OF THE AIR FORCE WASHINGTON DC
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This patent discloses a method in high temperature repair of damaged fuel cell screens comprising the steps of forming a mask, bathing the screen to be repaired in pure argon, masking the damage site with the mask, applying to the site selected repair material via plasma spray in several cycles each cycle interspersed with a cooling period, where a test wafer may be exposed on the surface of the mask for metering purposes.
- Electric Power Production and Distribution