Continuous vacuum distillation and furnace therefor

Details Continuous vacuum distillation and furnace therefor Continuous vacuum distillation and furnace therefor

1990-10-31

1992-01-07

Andrews, Melvyn J.

Specialized metallurgical processes, compositions for use therei

Processes

Producing or treating free metal

75612, 266149, C22B 3410, C22B 904

Patent

active

050787896

ABSTRACT:
A vacuum distillation furnace and method for removing unreacted magnesium metal and magnesium chloride from a sponge refractory metal, such as zirconium, utilizes a vertically arranged series of mutually isolated distillation vessels in respective furnace sections for continuous or semi-continuous vacuum distillation of the sponge metal following formation thereof by usual reduction procedures.

REFERENCES:
patent: 896245 (1908-08-01), Reid
patent: 2482127 (1949-09-01), Schlechten et al.
patent: 2960331 (1960-11-01), Hanks
patent: 4556420 (1985-12-01), Evans et al.

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