Radiant energy – Invisible radiant energy responsive electric signalling – Infrared responsive
Patent
1981-12-21
1984-09-11
Evans, F. L.
Radiant energy
Invisible radiant energy responsive electric signalling
Infrared responsive
356 51, G01J 100, G01N 2135
Patent
active
044712200
ABSTRACT:
A system is disclosed for monitoring the concentration of gaseous ammonia in flue gases by simultaneously measuring the temperature and optical transmission of a flue gas-ammonia mixture.
REFERENCES:
patent: 3766380 (1973-10-01), Menzies
patent: 3958122 (1976-05-01), Jowett et al.
Shumate, Conference: International Telemetering Conference, Los Angeles, CA, U.S.A. (Oct. 15-17, 1974), pp. 388-396.
Perry Bruce N.
Stein Alexander
Evans F. L.
Exxon Research and Engineering Co.
Hantman Ronald D.
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