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:
Jul. 18, 1978
Filed:
Nov. 17, 1975
Applicant:
Inventor:
Leo Garwin, Oklahoma City, OK (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25J / ; C01B / ; G21C / ; C09K / ;
U.S. Cl.
CPC ...
176 37 ; 62 22 ; 62 28 ; 62 40 ; 176 60 ; 252 71 ; 423262 ;
Abstract
Isotopically enriched helium-4, that is to say, helium-4 which is low in helium-3, is useful as a nuclear reactor coolant. It is produced from liquefied natural gas source helium by removing helium-3 therefrom.