Lance for blow type reactor

Details Lance for blow type reactor Lance for blow type reactor

1983-07-01

1984-08-14

Rutledge, L. Dewayne

Metallurgical apparatus

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

By means introducing treating material

266270, C21C 532

Patent

active

044652658

ABSTRACT:
The present invention deals with a blow lance which projects into a reactor to an adjustable vertical extent. The lance structure includes a tubular lance member and a bellows surrounding the tubular lance and being expansible in the axial direction, the bellows having its lower end coupled to a lower portion of the lance and its upper end received about an upper portion of the tubular lance. The preferred structure includes a protective sleeve which surrounds a lower portion of the lance and extends into the opening of the reactor, with means being provided for circulating a coolant therethrough.

REFERENCES:
patent: 1333254 (1920-03-01), Hutchinson
patent: 2004060 (1935-06-01), Brown
patent: 2742257 (1956-04-01), Hott et al.
patent: 3096173 (1963-07-01), Kennedy
patent: 3180503 (1965-04-01), Shaw
patent: 3215402 (1965-11-01), Hott et al.
patent: 3216713 (1965-11-01), Imaida et al.
patent: 3391905 (1968-07-01), Burns
patent: 3669437 (1972-06-01), Wernicke
patent: 3685796 (1972-08-01), Eggert, Jr.

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