Plasma spray screen repair method

Details Plasma spray screen repair method Plasma spray screen repair method

1985-03-15

1986-06-03

Newsome, John H.

Coating processes

Electrical product produced

Integrated circuit, printed circuit, or circuit board

427142, 427247, 427423, B05D 108

Patent

active

045929220

ABSTRACT:
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.

REFERENCES:
patent: 2592789 (1952-04-01), Brennan
patent: 2924536 (1960-02-01), Collins
patent: 3378391 (1968-04-01), Winzeler et al.
patent: 3573090 (1971-03-01), Peterson
patent: 3711310 (1973-01-01), Leeper, Jr.
patent: 3936295 (1976-02-01), Cromwell et al.
patent: 4320251 (1982-03-01), Narasimhan et al.

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