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:
Nov. 21, 2006
Filed:
Jul. 13, 2005
Leonid C. Lev, West Bloomfield, MI (US);
Michael J. Lukitsch, Marysville, MI (US);
Yang-tse Cheng, Rochester Hills, MI (US);
Anita M. Weiner, West Bloomfield, MI (US);
Robert F. Paluch, Allenton, MI (US);
Leonid C. Lev, West Bloomfield, MI (US);
Michael J. Lukitsch, Marysville, MI (US);
Yang-Tse Cheng, Rochester Hills, MI (US);
Anita M. Weiner, West Bloomfield, MI (US);
Robert F. Paluch, Allenton, MI (US);
GM Global Technology Operations, Inc., Detroit, MI (US);
Abstract
A method of surface treating heat treated members to remove oxide scale. The heat treated members are subjected to a staged series of discrete chemical and physical cleaning steps yielding a substantially scale-free surface readily adaptable for subsequent application of protective coatings.