Process for removing tin, arsenic and antimony from molten lead

Details Process for removing tin, arsenic and antimony from molten lead Process for removing tin, arsenic and antimony from molten lead

1994-07-06

1995-09-19

Rosenberg, Peter D.

Specialized metallurgical processes, compositions for use therei

Processes

Free metal or alloy reductant contains magnesium

75697, C22B 1306

Patent

active

054512476

ABSTRACT:
The invention relates to a process for removing tin, arsenic and antimony from molten lead by means of oxygen or oxygen-containing gas mixtures, which is or are blown into the molten lead by means of at least one gas nozzle (2). To avoid damage to the gas nozzle, at least the oxygen outlet region (13) thereof, located in the molten lead (6), is enveloped by an inert gas.

REFERENCES:
patent: 5053076 (1991-10-01), Burany
patent: 5087292 (1992-02-01), Garrido

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