Process for purifying zirconium tetrachloride

Details Process for purifying zirconium tetrachloride Process for purifying zirconium tetrachloride

1994-06-27

1995-08-01

Langel, Wayne A.

Chemistry of inorganic compounds

Halogen or compound thereof

Binary compound containing metal

423 73, 423 76, 423 77, 423DIG12, 75692, C01G 2504, C01G 2704

Patent

active

054378540

ABSTRACT:
Zirconium tetrachloride containing hafnium tetrachloride is selectively reduced with liquid metallic tin to produce zirconium trichloride. The hafnium tetrachloride is then separated as a vapor from a slurry of zirconium trichloride and other solids, including stannous dichloride, in liquid metallic tin.

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