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:
Feb. 05, 2013
Filed:
Nov. 18, 2010
Applicants:
Russell L. Yeckley, Derry Township, PA (US);
Jie Wu, Latrobe, PA (US);
Inventors:
Russell L. Yeckley, Derry Township, PA (US);
Jie Wu, Latrobe, PA (US);
Assignee:
Kennametal Inc., Latrobe, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 35/599 (2006.01);
U.S. Cl.
CPC ...
Abstract
Industrial blast nozzles are disclosed which have liners made, at least in part, from a SiAlON-containing ceramic material which has a surface resistance of about 12 megaOhms or less and an erosion rate of about 1.9×10cm/g or less. The SiAlON-containing ceramic material preferably contains a two-phase SiAlON, silicon carbide, and a conductive phase that is one or more of titanium nitride, tantalum nitride, zirconium nitride, and titanium carbide.