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:
Mar. 06, 2012
Filed:
Apr. 03, 2008
Applicant:
Dennis Sullivan, Effingham, IL (US);
Inventor:
Dennis Sullivan, Effingham, IL (US);
Assignee:
Ameren Corporation, St. Louis, MO (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K 25/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A power generation system valve stem comprising a nickel-based substrate and a WC-based coating thereon, wherein the WC based coating comprises WC particles in a matrix of Ni and/or Co wherein the average interfacial spacing between the WC particles is between 5 microns and about 20 microns on average.