Wear resistant metallurgical tuyere

Details Wear resistant metallurgical tuyere Wear resistant metallurgical tuyere

1988-08-26

1990-02-06

McDowell, Robert

Metallurgical apparatus

Means for melting or vaporizing metal or treating liquefied...

By means introducing treating material

266268, 266270, C21C 548

Patent

active

048983683

ABSTRACT:
A tuyere having improved wear resistance at the tip, and a refractory walled metallurgical vessel incorporating the tuyere, characterized by an oxide thermal barrier coating on the outer surface of the outermost conduit of the tuyere having a thermal conductivity less than that of the refractory.

REFERENCES:
patent: 942661 (1909-12-01), Peirce
patent: 3898079 (1975-08-01), Eriksson
patent: 4023781 (1977-05-01), Fritz et al.
patent: 4048352 (1977-09-01), Pignocco et al.
patent: 4139673 (1979-02-01), Ohmae
patent: 4210264 (1980-07-01), Kondo
patent: 4385753 (1983-05-01), Leroy et al.
The Making, Shaping and Treating of Steel, United States Steel Corp., 1971, p. 50.

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