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. 04, 2001
Filed:
Feb. 10, 1999
Applicant:
Inventor:
Olov Nylund, Västerås, SE;
Assignee:
Westinghouse Atom AB, , SE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G21C 3/326 ;
U.S. Cl.
CPC ...
G21C 3/326 ;
Abstract
A fuel assembly for a boiling water reactor comprising a plurality of fuel units (,), stacked on top of each other, each one comprising a top tie plate (,), a bottom tie plate (,) and a plurality of fuel rods (,) arranged between the top tie plate and the bottom tie plate. The fuel units are surrounded by a fuel channel (,) with a substantially square cross section. At least some of the fuel units comprise fuel rods with different diameters and different fuel quantities. The fuel rods are adapted such that fuel quantity and lattice space are optimized laterally and axially in the fuel assembly.