Metallurgical apparatus – Process
Patent
1989-08-10
1991-02-05
Kastler, S.
Metallurgical apparatus
Process
266225, 266270, C21B 716
Patent
active
049898388
ABSTRACT:
A lance adapted for metallurgical treatment comprising an elongated tube-shaped member having a refractory coating thereon and a sleeve of carbon bonded refractory fitted about the tube-shaped member at the slagline to protect the slagline region thereof.
REFERENCES:
patent: 3615085 (1971-10-01), Bernesmann
patent: 4192490 (1980-03-01), Nilsson et al.
patent: 4367868 (1983-01-01), Blom et al.
patent: 4791978 (1988-12-01), Fishler
Brown William K.
Kaldon Richard G.
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