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Title:
METHOD FOR RESIN EXTRACTION OF NICKEL AND COBALT FROM LOW-GRADE LATERITE NICKEL ORE LEACHING LIQUID
Document Type and Number:
WIPO Patent Application WO/2020/073410
Kind Code:
A1
Abstract:
A method for resin extraction of nickel and cobalt from low-grade laterite nickel ore leaching liquid, comprising the following steps: (1) subjecting low-grade laterite nickel ore leaching liquid to copper removal resin column adsorption to obtain a solution after copper removal; (2) subjecting the solution after copper removal to nickel and cobalt extraction resin column adsorption, using water to wash the nickel and cobalt extraction resin column and, after washing, desorbing the nickel and cobalt extraction resin column to obtain a first solution; and (3) subjecting the first solution to purification and impurity removal resin column adsorption to obtain a nickel sulphate and cobalt sulphate enriched solution.

Inventors:
LIU YUQIANG (CN)
SHA BIN (CN)
LI WEIZHOU (CN)
TIAN ZHONGYUAN (CN)
MA HAIQING (CN)
HUANG HAILI (CN)
HE LAIRONG (CN)
MA YONGGANG (CN)
WANG SHAOHUA (CN)
DU HAO (CN)
CHEN XIAOLIN (CN)
WEI JIANZHOU (CN)
WANG DUOJIANG (CN)
ZHU HUI (CN)
YAO FEI (CN)
ZHANG FEI (CN)
YANG SONGLIN (CN)
QIN WEITAO (CN)
LI BOWEN (CN)
Application Number:
PCT/CN2018/114822
Publication Date:
April 16, 2020
Filing Date:
November 09, 2018
Export Citation:
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Assignee:
JINCHUAN GROUP CO LTD (CN)
International Classes:
C22B23/00; C22B3/24
Foreign References:
CN101680053A2010-03-24
CN101415848A2009-04-22
CN108396157A2018-08-14
CN101863568A2010-10-20
Attorney, Agent or Firm:
CHINA NONFERROUS METALS INDUSTRY PATENT CENTER (CN)
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