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:
Dec. 31, 1985
Filed:
Jun. 22, 1983
Applicant:
Inventors:
Kikuo Umegaki, Hitachi, JP;
Kotaro Inoue, Ibaraki, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G21G / ;
U.S. Cl.
CPC ...
376172 ; 376171 ; 376173 ;
Abstract
A fast breeder has a driver core region enriched with a fissile material and a blanket core region containing mainly a fertile material. The driver core region includes an inner core region and an outer core region surrounding the inner core region. The volume of the inner core region is selected to range between 30 and 70% of the volume of the driver core region. The enhancement of the fissile material in the inner core region ranges between 30 and 80% of the fissile material in the outer core region.