Polymetallic nodule mineral processing

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United States of America Patent

PATENT NO 12065715
APP PUB NO 20240043962A1
SERIAL NO

17817727

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Abstract

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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.

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Patent Owner(s)

Patent OwnerAddress
LOKE MARINE MINERALS ASSØREGATA 4 STAVANGER 4006

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Canizares, Marlon Lakefield, CA 1 0
Dreisinger, David Delta, CA 22 191
Geldart, Benjamin David London, GB 1 0
Verbaan, Niels Lakefield, CA 1 0

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