Gas detector using gas sensing elements exhibiting different res

Details Gas detector using gas sensing elements exhibiting different res Gas detector using gas sensing elements exhibiting different res

1974-07-02

1976-06-01

Corbin, John K.

Electricity: measuring and testing

Determining nonelectric properties by measuring electric...

Erosion

23254E, G01N 3106

Patent

active

039612481

ABSTRACT:
A gas detector comprises a plurality of semiconductor gas detector elements each exhibiting a different sensitivity for at least one gaseous conponent. The elements are electrically combined in an electrical circuit to provide an output indicating the existence of a particular gas in an atmosphere.

REFERENCES:
patent: 2583930 (1952-01-01), Cotton
patent: 2734376 (1956-02-01), Cherry et al.
patent: 3592043 (1971-01-01), Munk
patent: 3699803 (1972-10-01), Sumi et al.
Seiyama et al., "Study on a Detector for Gaseous Components using Semiconductive Thin Films," Analytical Chemistry vol. 38, No. 8, July, 1966, pp. 1069-1073.

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