Distillation: processes – separatory – With chemical reaction – Including step of adding catalyst or reacting material
Patent
1981-05-05
1982-07-13
Sever, Frank
Distillation: processes, separatory
With chemical reaction
Including step of adding catalyst or reacting material
203 31, 423390, B01D 316, B01D 5320
Patent
active
043393098
ABSTRACT:
Fluoride ions are removed from nitric acid solution by contacting the vaporized solution with alumina or zirconium.
REFERENCES:
patent: 3106515 (1963-10-01), Williams
patent: 3595626 (1971-07-01), Sowards
patent: 3846256 (1974-11-01), Dietrich
Howerton William B.
Pruett David J.
Besha Richard G.
Grant Edwin D.
Hamel Stephen D.
Sever Frank
The United States of America as represented by the United States
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