Dewpointmeters

Details Dewpointmeters Dewpointmeters

1977-11-11

1979-05-22

Goldstein, Herbert

Measuring and testing

Gas content of a liquid or a solid

By vibration

G01N 2568

Patent

active

041552458

ABSTRACT:
A dewpointmeter comprises a detecting element or probe, a thermocouple adapted to determine the temperature of the probe, means for directing a flow of cooling air at the probe, and an electrical circuit extending to the probe and adapted to be completed by condensate formed on the probe, there being a motor driven regulator adapted to control the rate of flow of cooling air directed at the probe, which motor is adapted to be driven in accordance with the current flowing through the circuit.

REFERENCES:
patent: 2240082 (1941-04-01), Thornwaite
patent: 2435895 (1948-02-01), McIlvaine
patent: 2750546 (1956-06-01), Washburn
patent: 2979950 (1961-04-01), Leone
patent: 3083565 (1963-04-01), Jennings et al.
patent: 3319457 (1967-05-01), Leone
patent: 3930398 (1976-01-01), Levina et al.

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