Submerged nozzle for steel casting

Details Submerged nozzle for steel casting Submerged nozzle for steel casting

1988-05-27

1989-08-22

McDowell, Robert

Dispensing

Molten metal dispensing

With subjacent flow guide

164437, 266236, B22D 3500

Patent

active

048587940

ABSTRACT:
A nozzle which is submerged in molten metal during steel casting comprises a nozzle body, a nozzle passage provided through the nozzle body such that a molten-metal-and-gas stream can be introduced into the nozzle body at a predetermined point, and at least one discharge port, wherein the discharge port is bordered by a projecting part that presents a surface that is inclined toward the introduction point for the metal/gas stream at a slanting angle, relative to the longitudinal axis of the nozzle body, that is greater than 0.degree.. The nozzle has a substantially prolonged service life.

REFERENCES:
patent: 3931850 (1976-01-01), Landgraf et al.
patent: 4671433 (1987-06-01), Podrini et al.
patent: 4691844 (1987-09-01), Ishino et al.

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