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:
Aug. 14, 2012
Filed:
Aug. 28, 2007
Applicants:
Milan Hrovat, Rodenbach, DE;
Karl-heinz Grosse, Gruendau, DE;
Rainer Schulten, Muenster, DE;
Inventors:
Assignee:
ALD Vacuum Technologies GmbH, Hanau, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G21C 19/28 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a novel design and production of fuel element pebbles which satisfy the requirements of high temperature pebble bed nuclear reactors of the next generation. The invention uses a shell of the fuel element pebbles that is devoid of fuel and consists of silicon carbide (SiC) and/or zircon carbide (ZrC), in addition to natural graphite and graphitized petroleum coke, said shell having a maximum average nominal thickness of 5 mm and preferably only 3 mm.