Metallurgical lances

Details Metallurgical lances Metallurgical lances

1974-08-19

1976-08-24

Lake, Roy

Metallurgical apparatus

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

By means introducing treating material

29195, C21C 700

Patent

active

039762866

ABSTRACT:
A lance for injecting fluid materials into molten metal comprising a length of metal tube having anchors secured to the outer surface of the tube and projecting from the tube, the anchors being spaced in the longitudinal and circumferential directions, and supplementary anchors suitably secured to the tube between the first anchors, there being applied over a major portion of the length of the tube a refractory coating, which refractory coating is held to the tube by the first anchors and the supplementary anchors.

REFERENCES:
patent: 3071458 (1963-01-01), Finkl
patent: 3352552 (1967-11-01), Koenig et al.
patent: 3430940 (1969-03-01), Criss
patent: 3833209 (1974-09-01), Chang
patent: 3839057 (1974-10-01), Treffner

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