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Obtaining nickel or cobalt
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Industry
CPC
C22B23/00
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Parent Industries
C
CHEMISTRY METALLURGY
C22
Metallurgy
C22B
PRODUCTION AND REFINING OF METALS PRETREATMENT OF RAW MATERIALS
Current Industry
C22B23/00
Obtaining nickel or cobalt
Sub Industries
C22B23/005
Preliminary treatment of ores
C22B23/02
by dry processes
C22B23/021
by reduction in solid state
C22B23/023
with formation of ferro-nickel or ferro-cobalt
C22B23/025
with formation of a matte or by matte refining or converting into nickel or cobalt
C22B23/026
from spent catalysts
C22B23/028
separation of nickel from cobalt
C22B23/04
by wet processes
C22B23/0407
Leaching processes
C22B23/0415
with acids or salt solutions except ammonium salts solutions
C22B23/0423
Halogenated acids or salts thereof
C22B23/043
Sulfurated acids or salts thereof
C22B23/0438
Nitric acids or salts thereof
C22B23/0446
with an ammoniacal liquor or with a hydroxide of an alkali or alkaline-earth metal
C22B23/0453
Treatment or purification of solutions
C22B23/0461
by chemical methods
C22B23/0469
by chemical substitution
C22B23/0476
Separation of nickel from cobalt
C22B23/0484
in acidic type solutions
C22B23/0492
in ammoniacal type solutions
C22B23/06
refining
C22B23/065
carbonyl methods
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Patents Grants
last 30 patents
Information
Patent Grant
Processes and systems for purifying and recycling lithium-ion batte...
Patent number
12,297,520
Issue date
May 13, 2025
GREEN LI-ION PTE. LTD.
Ebrahim Akhondi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Bio-reduction of metal ores integrated with biomass pyrolysis
Patent number
12,291,760
Issue date
May 6, 2025
Carbon Technology Holdings, LLC
James A. Mennell
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for manufacturing nickel and cobalt-containing solution from...
Patent number
12,291,762
Issue date
May 6, 2025
Sumitomo Metal Mining Co., Ltd.
Hideki Ohara
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Co-processing of copper sulphide concentrate with nickel laterite ore
Patent number
12,286,686
Issue date
Apr 29, 2025
Sherritt International Corporation
Jan Smit
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Processes for crystallizing metal sulfates and methods for producin...
Patent number
12,281,027
Issue date
Apr 22, 2025
Robert John Fraser
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for producing nickel sulfate solution for secondary battery...
Patent number
12,258,282
Issue date
Mar 25, 2025
KOREA ZINC CO., LTD.
Heon Sik Choi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Low temperature reduction of metal oxides
Patent number
12,241,141
Issue date
Mar 4, 2025
KINALTEK PTY. LTD.
Jawad Haidar
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Manganese-lithium separation process and pre-extraction solution pr...
Patent number
12,218,322
Issue date
Feb 4, 2025
HUNAN JIN YUAN NEW MATERIALS JOINT STOCK COMPANY LIMITED
Xunbing Liu
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for the recovery of metals from oxidic ores
Patent number
12,215,407
Issue date
Feb 4, 2025
Umicore
Michel Daniels
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method and system for recovering metals from black mass
Patent number
12,209,028
Issue date
Jan 28, 2025
Aurubis AG
Anne-Marie Suriano
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for recovering waste lithium cobalt oxide battery
Patent number
12,183,900
Issue date
Dec 31, 2024
GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD.
Yingsheng Zhong
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Methods for extracting elements from a solution
Patent number
12,180,561
Issue date
Dec 31, 2024
BASF Corporation
William C. Mays
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for the recovery of metals from a Li-containing starting ma...
Patent number
12,170,355
Issue date
Dec 17, 2024
Umicore
Pieter Verhees
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for the recovery of metals from polymetallic nodules
Patent number
12,168,812
Issue date
Dec 17, 2024
Umicore
Michel Daniels
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for producing aqueous solution containing nickel, cobalt and...
Patent number
12,163,204
Issue date
Dec 10, 2024
KOREA ZINC CO., LTD.
Heon Sik Choi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for recycling cobalt-bearing materials
Patent number
12,146,205
Issue date
Nov 19, 2024
Umicore
Thomas Suetens
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for the recycling of spent lithium ion cells
Patent number
12,134,803
Issue date
Nov 5, 2024
BASF SE
Wolfgang Rohde
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process for transition metal oxide reduction
Patent number
12,104,224
Issue date
Oct 1, 2024
Helios Project Ltd.
Jonathan Hausner
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for recovering valuable metal
Patent number
12,084,742
Issue date
Sep 10, 2024
JX METALS CIRCULAR SOLUTIONS CO., LTD.
Nobuaki Okajima
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Charge material for recycled lithium-ion batteries
Patent number
12,074,302
Issue date
Aug 27, 2024
Worcester Polytechnic Institute
Yan Wang
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Polymetallic nodule mineral processing
Patent number
12,065,715
Issue date
Aug 20, 2024
LOKE MARINE MINERALS AS
Benjamin David Geldart
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Systems and methods for recycling electrodes
Patent number
12,068,464
Issue date
Aug 20, 2024
Georgia Tech Research Corporation
Hailong Chen
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for extracting lithium from waste lithium battery
Patent number
12,062,765
Issue date
Aug 13, 2024
GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD.
Haijun Yu
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for the recovery of metals from cobalt-bearing materials
Patent number
12,060,625
Issue date
Aug 13, 2024
Umicore
Isabel Vermeulen
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Process and method for producing crystallized metal sulfates
Patent number
12,054,401
Issue date
Aug 6, 2024
Northvolt AB
Robert John Fraser
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for leaching metal sulfides with reagents having thiocarbon...
Patent number
12,049,681
Issue date
Jul 30, 2024
Jetti Resources, LLC
David Dixon
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Process for oxidative cleavage of vegetable oils containing monosat...
Patent number
12,049,682
Issue date
Jul 30, 2024
Novamont S.p.A.
Giampietro Borsotti
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for leaching metal sulfides with reagents having thiocarbon...
Patent number
12,049,680
Issue date
Jul 30, 2024
Jetti Resources, LLC
David Dixon
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Method and apparatus for recycling lithium-ion batteries
Patent number
12,046,725
Issue date
Jul 23, 2024
Worcester Polytechnic Institute
Yan Wang
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for extracting cobalt from a solution comprising, in additi...
Patent number
12,031,194
Issue date
Jul 9, 2024
Commissariat a l'Energie Atomique et Aux Energies Alternatives
David Peralta
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
PRODUCTION METHOD FOR VALUABLE METALS
Publication number
20250158147
Publication date
May 15, 2025
Sumitomo Metal Mining Co., Ltd.
Yu Yamashita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR RECOVERING EXTRACTANT IN AQUEOUS SOLUTION, AND METHOD FO...
Publication number
20250154625
Publication date
May 15, 2025
JX METALS CIRCULAR SOLUTIONS CO., LTD
Junichi ARAKAWA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SELECTIVE SOLUBILIZATION OF GANGUE FROM NICKEL SULFIDES USING BIOSO...
Publication number
20250146101
Publication date
May 8, 2025
Allonnia, LLC
Dayal Saran
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SELECTIVE SOLUBILIZATION OF GANGUE FROM NICKEL SULFIDES USING ORGAN...
Publication number
20250146100
Publication date
May 8, 2025
Allonnia, LLC
Dayal Saran
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD OF TARGETED RECYCLING OF WASTE BATTERIES
Publication number
20250149667
Publication date
May 8, 2025
TSINGHUA UNIVERSITY
Jinhui LI
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHOD OF EXTRACTING METAL FROM SALT SOLUTION DERIVED FROM SPENT BA...
Publication number
20250149669
Publication date
May 8, 2025
SK INNOVATION CO., LTD.
Yeon Hwa LA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Compositions and processes for the extraction of metals using non-a...
Publication number
20250137090
Publication date
May 1, 2025
ARGO NATURAL RESOURCES LIMITED
Robert HARRIS
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR PRODUCING VALUABLE METALS
Publication number
20250137088
Publication date
May 1, 2025
Sumitomo Metal Mining Co., Ltd.
Yu Yamashita
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
CROSSLINKED STRUCTURE, METAL-TRAPPING MATERIAL INCLUDING SAID CROSS...
Publication number
20250128236
Publication date
Apr 24, 2025
NATIONAL UNIVERSITY CORPORATION KANAZAWA UNIVERSITY
Katsuhiro MAEDA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR RECOVERING VALUABLE METALS
Publication number
20250125433
Publication date
Apr 17, 2025
Sumitomo Metal Mining Co., Ltd.
Yu Yamashita
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METAL LEACHING PROCESS AND APPARATUS
Publication number
20250115975
Publication date
Apr 10, 2025
Commonwealth Scientific and Industrial Research Organisation
Keith Raymond BARNARD
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR DYNAMICALLY CONTROLLING HIGH-PRESSURE LEACHING REACTION...
Publication number
20250115977
Publication date
Apr 10, 2025
PT QMB NEW ENERGY MATERIALS
KAIHUA XU
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR PRODUCING VALUABLE METAL
Publication number
20250118820
Publication date
Apr 10, 2025
Sumitomo Metal Mining Co., Ltd.
Yu Yamashita
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
TREATMENT METHOD AND APPLICATION FOR LATERITE NICKEL ORE LEACHING S...
Publication number
20250115978
Publication date
Apr 10, 2025
PT ESG NEW ENERGY MATERIAL
SATRYO SOEMANTRI BRODJONEGORO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR SEPARATING COBALT AND NICKEL
Publication number
20250112288
Publication date
Apr 3, 2025
MITSUBISHI MATERIALS CORPORATION
Atsushi Miyazaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SYSTEM AND METHOD FOR RECYCLING MAGNETIC MATERIAL AND RARE EARTH EL...
Publication number
20250109454
Publication date
Apr 3, 2025
CYCLIC MATERIALS INC.
Ahmad GHAHREMAN
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
HEAPS FOR HEAP LEACHING
Publication number
20250066872
Publication date
Feb 27, 2025
ANGLO AMERICAN TECHNICAL & SUSTAINABILITY SERVICES LTD
Anthony Owen FILMER
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
IMPURITY CONTROL IN LITHIUM-ION BATTERY RECYCLING
Publication number
20250070290
Publication date
Feb 27, 2025
Kee-Chan Kim
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ADAPTABLE PROCESSES AND SYSTEMS FOR PURIFYING CO-PRECIPITATED OR IN...
Publication number
20250070294
Publication date
Feb 27, 2025
GREEN LI-ION PTE. LTD.
Reza KATAL
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LITHIUM-ION BATTERY RECYCLING METHOD
Publication number
20250070296
Publication date
Feb 27, 2025
NOVOCYCLE TEKNOLOJI SANAYI TICARET ANONIM SIRKETI
Fatih Bosna
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR PREPARING NICKEL SULFATE AQUEOUS SOLUTION FROM NICKEL-CO...
Publication number
20250066871
Publication date
Feb 27, 2025
KOREA ZINC CO., LTD.
Heon Sik CHOI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PROCESSES AND SYSTEMS FOR PURIFYING INDEPENDENT STREAMS OF MANGANES...
Publication number
20250070293
Publication date
Feb 27, 2025
GREEN LI-ION PTE. LTD.
Reza KATAL
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PROCESSES AND SYSTEMS FOR EXTRACTING, PURIFYING, AND RECOVERING MAN...
Publication number
20250070295
Publication date
Feb 27, 2025
GREEN LI-ION PTE. LTD.
Reza KATAL
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ALL-IN-ONE NICKEL RECOVERING METHOD FOR NICKEL METAL RECOVERY FROM...
Publication number
20250066878
Publication date
Feb 27, 2025
KOREA ZINC CO., LTD.
Heon Sik CHOI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
ALL-IN-ONE NICKEL RECOVERING METHOD FOR NICKEL RECOVERY FROM RAW MA...
Publication number
20250066875
Publication date
Feb 27, 2025
KOREA ZINC CO., LTD.
Heon Sik CHOI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
ALL-IN-ONE NICKEL RECOVERING METHOD FOR RECOVERY OF NICKEL OXIDE FR...
Publication number
20250066876
Publication date
Feb 27, 2025
KOREA ZINC CO., LTD.
Heon Sik CHOI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
ALL-IN-ONE NICKEL RECOVERING METHOD FOR NICKEL HYDROXIDE RECOVERY F...
Publication number
20250066877
Publication date
Feb 27, 2025
KOREA ZINC CO., LTD.
Heon Sik CHOI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
RECYCLING METHOD FOR WASTE LITHIUM ION SECONDARY BATTERIES AND ELEC...
Publication number
20250062432
Publication date
Feb 20, 2025
AK TREE CO., LTD.
Hyo Soo AHN
B22 - CASTING POWDER METALLURGY
Information
Patent Application
CURING PROCESS FOR SURFACE DEFECTS OF CATHODE MATERIAL
Publication number
20250051877
Publication date
Feb 13, 2025
Ascend Elements, Inc.
Yadong Liu
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
VALUABLE METAL RECOVERY ALLOY, VALUABLE METAL RECOVERY COMPOSITION,...
Publication number
20250055053
Publication date
Feb 13, 2025
POSCO HOLDINGS INC.
Sang Woo HAN
H01 - BASIC ELECTRIC ELEMENTS