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.

Date of Patent:
Jan. 16, 2001

Filed:

Jul. 26, 1999
Applicant:
Inventor:

Håkan Söderberg, V{umlaut over (a)}sterås, SE;

Assignee:

ABB Atom AB, Vasteras, SE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G21C 1/928 ; G21C 3/04 ; G21C 3/322 ;
U.S. Cl.
CPC ...
G21C 1/928 ; G21C 3/04 ; G21C 3/322 ;
Abstract

A fuel assembly (,) for a boiling water nuclear reactor comprising a plurality of vertical fuel rods (,) which are arranged in spaced relationship between a bottom tie plate (,) and a top tie plate (,). The bottom tie plate (,) is provided with through-holes (,) for the passage of a coolant (F). Further, the fuel assembly (,) comprises a bottom support (,) which is formed substantially from a downstream and an upstream flat surface (,) and four side surfaces (,). The flat surfaces (,) and the side surfaces (,) form a parallelepiped which surrounds a cavity. A filtering member is arranged in the upstream flat surface (,) and comprises a plurality of through-holes (,).


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