Infrared radiation gas analyzer with PTC resistance heater

Details Infrared radiation gas analyzer with PTC resistance heater Infrared radiation gas analyzer with PTC resistance heater

1985-05-30

1987-05-19

Howell, Janice A.

Radiant energy

Invisible radiant energy responsive electric signalling

Infrared responsive

219505, 250343, 250352, 338 22R, G01N 2171

Patent

active

046671056

ABSTRACT:
A sample gas is introduced into a sample cell housed in a cell block. A self-operated temperature-controlling type heater is disposed within the hollow place of the cell block and said sample cell is indirectly heated by the heat from said heater.

REFERENCES:
patent: 3749879 (1973-07-01), Armstrong
patent: 4499378 (1985-02-01), Miyatake et al.
patent: 4518944 (1985-05-01), Faris
patent: 4570046 (1986-02-01), Melanson et al.
John T. Neu, "Construction of a Dual Beam Heated Infrared Cell", Journal of the Optical Society of America, vol. 43, No. 6, (Jun. 1953), pp. 520-521.

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