Non-dispersive infrared gas analysis device with triple layer re

Details Non-dispersive infrared gas analysis device with triple layer re Non-dispersive infrared gas analysis device with triple layer re

1974-11-15

1976-07-06

Willis, Davis L.

Radiant energy

Invisible radiant energy responsive electric signalling

Infrared responsive

250345, G01N 2126

Patent

active

039683699

ABSTRACT:
A radiation receiver including three receiver layers for infrared gas analysis. The first and third layers are connected in parallel, and their pressure is compared with that of the second or middle layer to derive a pressure difference which compensates for certain measurement problems found in prior art devices.

REFERENCES:
patent: 3215832 (1965-11-01), Madsen et al.
patent: 3529152 (1970-09-01), Strange et al.
patent: 3770974 (1973-11-01), Fertig

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