Ceramic coated tuyeres or the like
United States Patent 3069760

Inventors:
Schultz, William H.
Publication Date:
12/25/1962
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Assignee:
UNITED STATES STEEL CORP
Primary Class:
428/632
Other Classes:
428/677, 428/675, 110/182.500, 428/926, 428/332, 428/937, 428/633
International Classes:
C21B7/16; C21B7/00
US Patent References:
2340362Window construction for chi-ray tubes
2377321Enamel coated article
2470753Thermostatic laminated metal
2495835Light-colored enameled steel article
2515337Metal to glass seal and method of producing same
2696662Member to be used in thermic engines
2775531Method of coating a metal surface
2975078Ceramic coated wire