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:
Dec. 02, 2008
Filed:
Sep. 23, 2005
Applicants:
Eric Stiles, Ann Arbor, MI (US);
Thomas Himmer, Ann Arbor, MI (US);
James E. Herbison, Edmonton, CA;
Anja Techel, Dresden, DE;
Inventors:
Eric Stiles, Ann Arbor, MI (US);
Thomas Himmer, Ann Arbor, MI (US);
James E. Herbison, Edmonton, CA;
Anja Techel, Dresden, DE;
Assignees:
Fraunhofer USA, Plymouth, MI (US);
Fraunhofer IWS, Dresden, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to hard coating of ferrous metal substrates using a laser beam with diamond particles in a metal matrix produced from precursor powders of metals which bond to the diamond particles and to the ferrous substrate. The hard coating is particularly useful for white iron castings for pumps () used in piping tar sand and water mixtures.