Document Type and Number:
Japanese Patent JPH0416897
Kind Code:
B2
Abstract:
The invention concerns a way to prolong the service life of proportional counters, there being added to the gas mixture consisting of a rare gas and a hydrocarbon, serving as gas filling in the counters, hydrogen gas in the amount of 0.05-5.0% by weight, preferably 0.1-2.0% by weight. In addition, the hydrogen gas may in part at least be deuterium.
Inventors:
HEITSUKI JOHANNESU SHIPIRE
MARUJAAREENA JERUINEN
MARUJAAREENA JERUINEN
Application Number:
JP1619284A
Publication Date:
March 25, 1992
Filing Date:
February 02, 1984
Export Citation:
Assignee:
OUTOKUMPU OY
International Classes:
G01T1/18; H01J47/00; H01J47/06
Next Patent: ENVELOPE GENERATOR