Method of repairing surface damage to porous refractory substrat

Details Method of repairing surface damage to porous refractory substrat Method of repairing surface damage to porous refractory substrat

1981-05-22

1982-11-09

Lusignan, Michael R.

Coating processes

Restoring or repairing

244158A, 427292, 427379, 427384, 427387, 427302, 428 63, B32B 3500, B05D 302, B05D 312, B32B 326

Patent

active

043584802

ABSTRACT:
A method of repairing damage to a porous refractory material coated with a glass coating (16) comprising applying hydrolyzed tetraethyl orthosilicate to the damaged area, curing said tetraethyl orthosilicate, applying to said damaged area a pliable filler (30) comprised of hydrolyzed tetraethyl orthosilicate and powdered refractory substrate (11) and heating the damaged area to cure filler (30).

REFERENCES:
patent: 4093771 (1978-06-01), Fletcher
patent: 4124732 (1978-11-01), Leger
Berger, Dean M., Alkyl & Polyol Silicate Zinc-Rich Primers, Apr. 1979.

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