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. 07, 2012
Filed:
Jun. 25, 2008
Applicant:
Eric R. Haberman, White Oak, PA (US);
Inventor:
Eric R. Haberman, White Oak, PA (US);
Assignee:
Westinghouse Electric Company LLC, Cranberry Township, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G21C 19/00 (2006.01); G21C 19/42 (2006.01); B08B 9/00 (2006.01); B08B 6/00 (2006.01); B08B 3/12 (2006.01); F22B 37/48 (2006.01); F22B 37/54 (2006.01); F22B 37/52 (2006.01); F28G 1/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of cleaning sludge from the tube sheet () of a nuclear steam generator () includes introducing a moveable sludge lance () said moveable sludge lance having duel lance heads () through handholes () in the side of the generator and into a central tube lane () having a central stay rod () and sludge lancing with high pressure fluid through the rowtubes () in the tube lane, where the distance () between the dual lance heads () is wide enough to allow the dual lance heads to extend beyond the central stay rod ().