Analysis instruments

Details Analysis instruments Analysis instruments

1977-11-01

1979-12-04

Ruehl, Charles A.

Measuring and testing

Gas analysis

Gas chromatography

307 48, G01N 3108

Patent

active

041765427

ABSTRACT:
Analytical devices such as chromatographs are disclosed wherein an intrinsically safe source of electrical energy is used to heat analytical elements of the devices, and optionally to power other circuits of the device.

REFERENCES:
patent: 3449939 (1969-06-01), Monomakhoff
patent: 3519391 (1970-07-01), Winter et al.
patent: 3599073 (1971-08-01), Wilson
patent: 3955132 (1976-05-01), Greenwood

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