Production of hydrogen fluoride

Details Production of hydrogen fluoride Production of hydrogen fluoride

1976-09-20

1978-05-16

Stern, Edward

Chemistry of inorganic compounds

Halogen or compound thereof

Hydrogen halide

423472, 423490, C01B 722, C01D 302, C01D 300

Patent

active

040899365

ABSTRACT:
Ammonium fluoride is converted into a bifluoride by reaction with KF to form KF.HF, converting the latter to NaF.HF and heating said sodium bifluoride to form a solid product comprising NaF.

REFERENCES:
patent: 1581819 (1926-04-01), Siegel
patent: 2588786 (1952-03-01), Winter
patent: 3101254 (1963-08-01), Cunningham
patent: 3157469 (1964-11-01), Tufts
patent: 3195979 (1965-07-01), Burkert et al.
patent: 3551098 (1970-12-01), Flemmert
patent: 3842161 (1974-10-01), Hyoky
patent: 4056604 (1977-11-01), Thompson et al.

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