Process for purifying hydrogen fluoride

Details Process for purifying hydrogen fluoride Process for purifying hydrogen fluoride

1994-01-31

1995-05-02

Langel, Wayne

Chemistry of inorganic compounds

Halogen or compound thereof

Hydrogen halide

423488, 423489, 204101, C01B 719

Patent

active

054117267

ABSTRACT:
The invention relates to a process for purifying industrial anhydrous hydrogen fluoride by means of oxygen difluoride.

REFERENCES:
patent: 3166379 (1965-01-01), Bradley et al.
patent: 3276981 (1966-10-01), Donohue et al.
patent: 3414495 (1968-12-01), Donohue
patent: 4032621 (1977-06-01), Meadows
patent: 4668497 (1987-05-01), Miki
patent: 5100639 (1992-03-01), Freire et al.
patent: 5164052 (1992-11-01), Bulan et al.
Hass et al., "On the formation . . . water-containing HF", Z. Anorg., Allg. Chem., vol. 463, QD 1 Z4, pp. 91-95 (1980) (no month).
Weast, "Handbook of Chemistry and Physics", 57th edition, 1977, pp. D-185 (no month).
J. A. Donohue and A. Zletz, "Pulsed Electrolysis of Wet Hydrogen Fluoride", J. Electrochem. Society, vol. 115, No. 10, pp. 1039-1042 (1968).

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