Electricity: measuring and testing – Using ionization effects – For analysis of gas – vapor – or particles of matter
Patent
1979-04-26
1981-09-08
La Roche, Eugene
Electricity: measuring and testing
Using ionization effects
For analysis of gas, vapor, or particles of matter
G01N 2700
Patent
active
042887496
ABSTRACT:
A process for measuring the concentration of oxygen in a gaseous mixture, and particularly for determining the percentage of oxygen in the exhaust gases of an internal or external combustion engine, and ionization probes for the carrying out of this process.
REFERENCES:
patent: 2854625 (1958-09-01), Dudley et al.
patent: 3009097 (1961-11-01), Strange
patent: 3009098 (1961-11-01), Simons, Jr.
patent: 3559049 (1971-01-01), Liebermann et al.
patent: 3820015 (1974-06-01), Jeunehomme
Generale de Fluide
La Roche Eugene
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