Radiation counter

Electric lamp and discharge devices – Geiger-mueller type

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Details

H01J 4700

Patent

active

045270848

ABSTRACT:
A radiation counter comprises; electrodes made of nickel base super alloy containing the nickel in the weight ratio exceeding 30% and not exceeding 90% and the chrome, the iron, etc. as the balance; and counter gas in which the argon gas is the chief ingredient and with which the nitrogen gas is mixed in the volume ratio exceeding 2% and not exceeding 30%. The counter operates stably at a high temperature exceeding 450.degree. C., affords relatively large output pulse current and has short electron-collection-time characteristics.

REFERENCES:
patent: 2141655 (1938-12-01), Kott
patent: 2503302 (1950-04-01), Shore
patent: 2512773 (1950-06-01), Herzog et al.
patent: 2884529 (1959-04-01), Eggler et al.
patent: 3767955 (1973-10-01), Johnson
patent: 3892990 (1975-07-01), Mitrofanov

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