Moisture resistant ceramic igniter for a burner

Details Moisture resistant ceramic igniter for a burner Moisture resistant ceramic igniter for a burner

1993-05-27

1995-01-03

Coles, Sr., Edward L.

Electric lamp and discharge devices

Spark plugs

Particular electrode structure or spacing

313142, 313144, 313118, H01L 1320

Patent

active

053789563

ABSTRACT:
An igniter for a propane burner is made substantially impermeable to moisture by coating the porous ceramic igniter shell with at least one layer of an inorganic, nonmetallic coating, the coating being an alkali silicate formed from dehydrating liquid water-glass on the surface of the ceramic igniter shell.

REFERENCES:
patent: 4374483 (1983-02-01), Kanoff
patent: 4713574 (1987-12-01), Scott
patent: 4970427 (1990-11-01), Scharnwebel et al.
The PQ Corporation, Bonding and Coating Applications of PQ Soluble Silicates, Bulletin Dec. 31, 1988.
The PQ Corporation, Material Safety Data Sheet, Document 0629A, John G. Blumberg May 18, 1990.
The PQ Corporation, The PQ Soluble Silicates In Refractory and Chemical-Resistant Cements, Bulletin No. 24-1, Jun., 1983.
The PQ Corporation, PQ Potassium Silicates, Bulletin 17-108, May, 1989.
A Comprehensive Treatise on Inorganic and Theoretical Chemistry, by J. W. Mellor, D.SC, F.R.S., vol. VI, pp. 317-328, Copyright 1941.

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