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:
Jul. 28, 2009
Filed:
Jun. 13, 2007
Applicants:
Wade Paul Blaser, Delta, CA;
Owen Burkle, Cambridge, CA;
Inventors:
Wade Paul Blaser, Delta, CA;
Owen Burkle, Cambridge, CA;
Assignee:
Babcock & Wilcox Canada Ltd., Cambridge Ontario, CA;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B23P 6/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention is related to an improved method of removing tubes from tubes sheets. The improved method softens and elongates a tube circumferentially surround by tube sheet, wherein the softening and elongating steps allow for quick and easy removal of the tube from the tube sheet without damaging the tube sheet or tube seats.