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. 24, 2015
Filed:
Oct. 26, 2012
Applicant:
Syncrude Canada Ltd., IN Trust for the Owners of the Syncrude Project, Fort McMurray, CA;
Inventors:
Randy Mikula, Edmonton, CA;
Nan Wang, Edmonton, CA;
Assignee:
Syncrude Canada Ltd., Fort McMurray, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B09C 1/00 (2006.01); B09B 1/00 (2006.01);
U.S. Cl.
CPC ...
B09C 1/00 (2013.01); B09B 1/00 (2013.01);
Abstract
A process of dewatering tailings is provided comprising providing overburden having a moisture content ranging from about 15 wt % to about 25 wt % and comminuting the overburden to a first size; providing tailings having a solids content ranging from about 10 wt % to about 60 wt %; adding the tailings to the first sized overburden to form treated overburden and comminuting the treated overburden to a second size; and depositing the second sized treated overburden to produce a solidified deposit.