Method for removing ammonia from a gas comprising hydrogen...

Details Method for removing ammonia from a gas comprising hydrogen... Method for removing ammonia from a gas comprising hydrogen...

2005-03-29

2005-03-29

Phasge, Arun S. (Department: 1753)

Electrolysis: processes, compositions used therein, and methods

Electrolytic material treatment

C423S236000, C423S238000

Reexamination Certificate

active

06872296

ABSTRACT:
A method for removing ammonia from a gas comprising HCN, ammonia and water, by first contacting the gas with aqueous ammonium phosphate to remove ammonia from the gas, and then passing the resulting ammonium phosphate solution through an electrolyzer to convert oxalates and formates into hydrogen and carbon dioxide.

REFERENCES:
patent: 1934838 (1933-11-01), Andrussow
patent: 2899274 (1959-08-01), Smith
patent: 4287162 (1981-09-01), Scheibel

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