The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 18, 1986
Filed:
Feb. 01, 1984
Applicant:
Inventors:
Heikki J Sipila, Espoo, FI;
Marja-Leena Jarvinen, Helsinki, FI;
Assignee:
Outokumpu Oy, Helsinki, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
445 53 ; 313643 ; 250385 ;
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.