Pneumatic detector of gas and vapor contaminants in atmosphere o

Details Pneumatic detector of gas and vapor contaminants in atmosphere o Pneumatic detector of gas and vapor contaminants in atmosphere o

1976-07-19

1978-02-14

Goldstein, Herbert

Measuring and testing

Gas analysis

Gas chromatography

116 65, G01N 3300

Patent

active

040731839

ABSTRACT:
A pneumatic detector comprising a jet sensor, a pressure comparator, a vacuum former and a vacuum pump. The feed pipe of the jet sensor communicates with reference and analyzed gas channels through a first switching element.
The pneumatic detector according to the invention makes it possible to determine the different concentrations of the dangerous vapor and gas contaminants in the air of industrial buildings with a high degree of accuracy and reliability.

REFERENCES:
patent: 3273377 (1966-09-01), Testerman et al.
patent: 3592042 (1971-07-01), Martinez

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