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:
Jul. 06, 2021
Filed:
Jul. 27, 2018
Applicant:
First Bauxite Llc, Denver, CO (US);
Inventors:
Bryan Geary, New Orleans, LA (US);
Carl Sorrell, New Orleans, LA (US);
Howard Winkelbauer, Munhall, PA (US);
Craig Searchfield, Miami, FL (US);
Assignee:
First Bauxite LLC, Denver, CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/80 (2006.01); C04B 35/10 (2006.01); C04B 35/18 (2006.01); E21B 43/267 (2006.01);
U.S. Cl.
CPC ...
C09K 8/80 (2013.01); C04B 35/10 (2013.01); C04B 35/18 (2013.01); E21B 43/267 (2013.01);
Abstract
A proppant having a high alumina content, low iron content and low alkali content may be prepared from a raw bauxite ore containing greater than 60 wt. % tri-hydrate alumina. The proppant may further be prepared from calcined bauxite having greater than 80 wt. % tri-hydrate alumina.