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. 17, 2019
Filed:
Dec. 15, 2017
Applicant:
Carbo Ceramics Inc., Houston, TX (US);
Inventors:
Brett A. Wilson, Cypress, TX (US);
Claude Krause, Saint Martinville, LA (US);
Steve Canova, Toomsboro, GA (US);
Keith Lew, Cypress, TX (US);
Benjamin T. Eldred, Houston, TX (US);
Clayton F. Gardinier, Houston, TX (US);
Robert Duenckel, Colorado Springs, CO (US);
Assignee:
CARBO CERAMICS INC., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22C 9/02 (2006.01); C04B 33/04 (2006.01); C04B 33/32 (2006.01); C04B 33/13 (2006.01); C04B 35/10 (2006.01); C04B 35/626 (2006.01); C04B 35/628 (2006.01); C04B 35/636 (2006.01); C04B 38/00 (2006.01);
U.S. Cl.
CPC ...
B22C 9/02 (2013.01); C04B 33/04 (2013.01); C04B 33/131 (2013.01); C04B 33/1305 (2013.01); C04B 33/32 (2013.01); C04B 35/10 (2013.01); C04B 35/6263 (2013.01); C04B 35/62695 (2013.01); C04B 35/62802 (2013.01); C04B 35/636 (2013.01); C04B 38/00 (2013.01); C04B 2235/349 (2013.01); C04B 2235/5427 (2013.01); C04B 2235/5472 (2013.01); C04B 2235/6023 (2013.01); C04B 2235/77 (2013.01); C04B 2235/95 (2013.01); C04B 2235/96 (2013.01); C04B 2235/963 (2013.01); C04B 2235/9607 (2013.01); C04B 2235/9676 (2013.01);
Abstract
A foundry media pellet includes a sintered ceramic material having a size from about 10 AFS GFN to about 110 AFS GFN, and a surface roughness of less than about 4 microns.