Separation of hydrogen fluoride from hydrogen chloride gas

Details Separation of hydrogen fluoride from hydrogen chloride gas Separation of hydrogen fluoride from hydrogen chloride gas

1975-04-25

1977-02-22

Horwitz, D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

423488, C07C 1715, C07C 1738, C07C 708, C07C 722

Patent

active

040092143

ABSTRACT:
Hydrogen chloride gas, containing hydrogen fluoride and/or silicon tetrafluoride, is contacted with calcium chloride supported on activated alumina, to separate the hydrogen fluoride and/or silicon tetrafluoride therefrom.

REFERENCES:
patent: 3140916 (1964-07-01), Lowdermilk
patent: 3816599 (1974-06-01), Kafes
B23,046, Jan. 1, 1975, Hyatt, 260/653.7.

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