Chemistry of inorganic compounds – Nitrogen or compound thereof – Oxygen containing
Patent
1974-12-03
1976-12-07
Yudkoff, Norman
Chemistry of inorganic compounds
Nitrogen or compound thereof
Oxygen containing
23232E, 23254E, 23281, 252188, C01B 2124, C09K 300, G01N 3100
Patent
active
039963390
ABSTRACT:
Method of reducing NO.sub.2 to NO with a granular mixture of ferrous sulfate and an alkaline hydrogen sulfate in a molar ratio of 3:1 to 1:1.
REFERENCES:
patent: 1356029 (1920-10-01), Wesson
patent: 3361661 (1968-01-01), Schulze
patent: 3382033 (1968-05-01), Kitagawa
patent: 3659100 (1972-04-01), Anderson et al.
"Quantitative Measurement of Nitrogen Dioxide in Gaseous Mixtures," Anal. Abst. No. 1070, vol. 27 (Aug. 1974).
"Quantitative Measurement of Ammonia in Gaseous Mixtures," Anal. Abst. No. 1071, vol. 27 (Aug. 1974).
Hollander Barry I.
Spain Norman N.
Trifari Frank R.
U.S. Philips Corporation
Yudkoff Norman
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