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:
Aug. 20, 2024
Filed:
Aug. 05, 2022
Applicant:
Loke Marine Minerals As, Stavanger, NO;
Inventors:
Benjamin David Geldart, London, GB;
David Dreisinger, Delta, CA;
Niels Verbaan, Lakefield, CA;
Marlon Canizares, Lakefield, CA;
Assignee:
LOKE MARINE MINERALS AS, Stavanger, NO;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22B 47/00 (2006.01); C22B 1/24 (2006.01); C22B 3/00 (2006.01); C22B 3/10 (2006.01); C22B 3/22 (2006.01); C22B 3/26 (2006.01);
U.S. Cl.
CPC ...
C22B 47/0063 (2013.01); C22B 1/24 (2013.01); C22B 3/10 (2013.01); C22B 3/22 (2013.01); C22B 3/26 (2021.05); C22B 23/0415 (2013.01); C22B 23/0453 (2013.01);
Abstract
The present disclosure is directed, in certain embodiments, to processes for recovering metals from polymetallic nodules. The processes may include one or both of (i) a weak acid wash of the polymetallic nodule material and (ii) nano-filtration and/or limestone neutralization of recycled manganese-rich stream to remove magnesium from process streams to improve the recovery of target metals, including manganese. The processes may include cobalt and/or nickel solvent extraction to improve metal(s) recovery.