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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
Industries
Overview
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Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Sulfur dioxide depolarized electrolysis and electrolyzer therefore
Patent number
11,965,258
Issue date
Apr 23, 2024
Peregrine Hydrogen Inc.
Stefan Omelchenko
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Lithium ion battery scrap treatment method
Patent number
11,961,980
Issue date
Apr 16, 2024
JX Metals Corporation
Junichi Arakawa
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Charge material for recycled lithium-ion batteries
Patent number
11,955,613
Issue date
Apr 9, 2024
Worcester Polytechnic Institute
Yan Wang
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for producing battery-grade nickel sulfate by using laterite...
Patent number
11,952,288
Issue date
Apr 9, 2024
GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD.
Changdong Li
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for recovering valuable metal
Patent number
11,926,883
Issue date
Mar 12, 2024
Sumitomo Metal Mining Co., Ltd.
Yu Yamashita
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for producing aqueous solution containing nickel or cobalt
Patent number
11,926,882
Issue date
Mar 12, 2024
KOREA ZINC CO., LTD.
Heon Sik Choi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method of recovering cobalt and nickel
Patent number
11,929,473
Issue date
Mar 12, 2024
Mitsubishi Materials Corporation
Hiroki Muraoka
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for recycling battery by incomplete extraction
Patent number
11,920,213
Issue date
Mar 5, 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 leaching metal sulfides with reagents having thiocarbon...
Patent number
11,884,993
Issue date
Jan 30, 2024
Jetti Resources, LLC
David Dixon
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Ferronickel alloy direct refining processes and processes for produ...
Patent number
11,873,539
Issue date
Jan 16, 2024
Hatch Ltd.
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
11,859,263
Issue date
Jan 2, 2024
Jetti Resources, LLC
David Dixon
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for recovering valuable metal
Patent number
11,851,729
Issue date
Dec 26, 2023
Sumitomo Metal Mining Co., Ltd.
Yu Yamashita
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Recovery of critical metals from SX-EW copper raffinate and other s...
Patent number
11,821,057
Issue date
Nov 21, 2023
Scandium Internatlonal Mlning Corporatlon
Willem P. C. Duyvesteyn
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for recovering valuable metal
Patent number
11,807,914
Issue date
Nov 7, 2023
Sumitomo Metal Mining Co., Ltd.
Yu Yamashita
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Recovery of critical elements from end-of-life lithium ion batterie...
Patent number
11,811,035
Issue date
Nov 7, 2023
UT-Battelle, LLC
Ramesh R. Bhave
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method and apparatus for recycling lithium-ion batteries
Patent number
11,769,916
Issue date
Sep 26, 2023
Worcester Polytechnic Institute
Yan Wang
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Chemical dismantling of permanent magnet material and battery material
Patent number
11,764,416
Issue date
Sep 19, 2023
Iowa State Univerity Research Foundation, Inc.
Viktor Balema
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
11,753,698
Issue date
Sep 12, 2023
Carbon Technology Holdings, LLC
James A. Mennell
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for separating copper, and nickel and cobalt
Patent number
11,718,894
Issue date
Aug 8, 2023
Sumitomo Metal Mining Co., Ltd.
Hiroshi Takenouchi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Methods for extracting Li and Ni from a solution
Patent number
11,713,494
Issue date
Aug 1, 2023
BASF Corporation
Jack Bender
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Recycling of cobalt and nickel from lithium-ion batteries
Patent number
11,710,857
Issue date
Jul 25, 2023
American Hyperform, Inc.
William Novis Smith
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for recovering lithium from lithium ion battery scrap
Patent number
11,702,719
Issue date
Jul 18, 2023
JX Nippon Mining & Metals Corporation
Junichi Arakawa
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Process for the preparation of precursor compounds for lithium batt...
Patent number
11,695,169
Issue date
Jul 4, 2023
Umicore
Harald Oosterhof
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Battery-level Ni—Co—Mn mixed solution and preparation method for ba...
Patent number
11,695,170
Issue date
Jul 4, 2023
JINGMEN GEM CO., LTD
Kaihua Xu
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Processes for recycling spent catalysts, recycling rechargeable bat...
Patent number
11,682,801
Issue date
Jun 20, 2023
ALEON RENEWABLE METALS, LLC.
Alfred Salazar
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Recovery of nickel and cobalt from Li-ion batteries or their waste
Patent number
11,661,638
Issue date
May 30, 2023
Umicore
Ryohei Yagi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for whole component microwave fast digestion and precious me...
Patent number
11,661,639
Issue date
May 30, 2023
Beijing University of Technology
Yufeng Wu
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Oxide ore smelting method
Patent number
11,608,543
Issue date
Mar 21, 2023
Sumitomo Metal Mining Co., Ltd.
Takashi Iseki
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for the recovery of cobalt and tungstic acid and/or its der...
Patent number
11,603,576
Issue date
Mar 14, 2023
Novamont S.p.A.
Giampietro Borsotti
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for anaerobically cracking power battery
Patent number
11,591,525
Issue date
Feb 28, 2023
GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD.
Haijun Yu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
A METHOD FOR TARGET METAL REMOVAL VIA SULPHIDE PRECIPITATION
Publication number
20240145805
Publication date
May 2, 2024
LI-CYCLE CORP.
Christopher James Biederman
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PROCESS FOR LEACHING METAL SULFIDES WITH REAGENTS HAVING THIOCARBON...
Publication number
20240141456
Publication date
May 2, 2024
Jetti Resources, LLC
David Dixon
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR RECOVERING VALUABLE METAL FROM USED LIB
Publication number
20240132995
Publication date
Apr 25, 2024
MITSUBISHI MATERIALS CORPORATION
Hajime Kawasaki
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
VALUABLE METAL RECOVERY METHOD AND RECOVERY APPARATUS
Publication number
20240128530
Publication date
Apr 18, 2024
MITSUBISHI MATERIALS CORPORATION
Kenta Kuramochi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR RECOVERING NICKEL FROM IRON-ALUMINUM SLAG OBTAINED BY BA...
Publication number
20240124953
Publication date
Apr 18, 2024
GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD
Haijun YU
C01 - INORGANIC CHEMISTRY
Information
Patent Application
AUTOCLAVE AND PRESSURE OXIDATION METHOD
Publication number
20240110258
Publication date
Apr 4, 2024
Metso Outotec Finland Oy
Marko Latva-Kokko
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
NICKEL-METAL HYDRIDE (NIMH) BATTERY RECYCLING
Publication number
20240113349
Publication date
Apr 4, 2024
Ascend Elements, Inc.
Kee-Chan Kim
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SULFUR DIOXIDE DEPOLARIZED ELECTROLYSIS AND ELECTROLYZER THEREFORE
Publication number
20240110305
Publication date
Apr 4, 2024
Peregrine Hydrogen Inc.
Stefan Omelchenko
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SOLVENT EXTRACTION METHOD FOR SEPARATION AND RECOVERY OF NICKEL, CO...
Publication number
20240102128
Publication date
Mar 28, 2024
ECOPRO MATERIALS, CO., LTD.
Dong Hee KIM
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR RECOVERING VALUABLE METAL
Publication number
20240084418
Publication date
Mar 14, 2024
Sumitomo Metal Mining Co., Ltd.
Yu Yamashita
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR PREPARING NICKEL SULFATE USING LOW-NICKEL FERRONICKEL
Publication number
20240083768
Publication date
Mar 14, 2024
GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD
Haijun YU
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR EXTRACTING LITHIUM FROM WASTE LITHIUM BATTERY
Publication number
20240088468
Publication date
Mar 14, 2024
GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD
Haijun YU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR EXTRACTING NICKEL FROM HIGH MATTE NICKEL LEACHING RESIDUE
Publication number
20240084421
Publication date
Mar 14, 2024
GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD
Haijun YU
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
A PROCESS FOR RECOVERING COBALT FROM LITHIUM-ION BATTERIES
Publication number
20240079666
Publication date
Mar 7, 2024
NewSouth Innovations Pty Limited
Veena SAHAJWALLA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR RECYCLING HYDROPHOBIC DEEP EUTECTIC SOLVENT AND NICKEL L...
Publication number
20240076548
Publication date
Mar 7, 2024
Prime Planet Energy & Solutions, Inc.
Yuji YAMAMOTO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
RECOVERY OF METALS
Publication number
20240055683
Publication date
Feb 15, 2024
Renewable Metals Company Pty Ltd
Mark Daniel Urbani
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHODS OF RECOVERING LITHIUM FROM A LITHIUM-CONTAINING MATERIAL, A...
Publication number
20240055680
Publication date
Feb 15, 2024
Battelle Energy Alliance, LLC
Luis A. Diaz Aldana
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PROCESS FOR RECOVERING MATERIALS FROM SPENT RECHARGEABLE LITHIUM BA...
Publication number
20240055681
Publication date
Feb 15, 2024
Tesla, Inc.
Feng Zou
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
TWO-STEP THERMAL TREATMENT OF NICKEL-CONTAINING SULFIDES FOR THE PR...
Publication number
20240042523
Publication date
Feb 8, 2024
THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTO
Mansoor BARATI SEDEH
B22 - CASTING POWDER METALLURGY
Information
Patent Application
A PROCESS FOR TRANSITION METAL OXIDE REDUCTION
Publication number
20240043960
Publication date
Feb 8, 2024
Helios Project Ltd.
Jonathan Hausner
C21 - METALLURGY OF IRON
Information
Patent Application
POLYMETALLIC NODULE MINERAL PROCESSING
Publication number
20240043962
Publication date
Feb 8, 2024
Loke Marine Minerals AS
Benjamin David Geldart
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR EXTRACTING VALUABLE METAL FROM LOW-MATTE NICKEL CONVERTE...
Publication number
20240035116
Publication date
Feb 1, 2024
GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD
Haijun YU
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR PRODUCING FERRONICKEL AND REMOVING CHROMIUM FROM NICKEL...
Publication number
20240035115
Publication date
Feb 1, 2024
GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD.
Haijun Yu
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METAL-DISSOLVING APPARATUS, PROCESSES AND USES THEREOF
Publication number
20240035112
Publication date
Feb 1, 2024
Hatch Ltd.
Tom Plikas
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR TREATING SCRAPPED POSITIVE ELECTRODE SLURRY, AND APPLICA...
Publication number
20240039069
Publication date
Feb 1, 2024
GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD
Qiang LI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR REDUCING WASTE BY RECOVERING TRANSITION METALS FROM LITH...
Publication number
20240030510
Publication date
Jan 25, 2024
SK INNOVATION CO., LTD.
Ji Yun PARK
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
NICKEL ALLOY HAVING SUPERIOR SURFACE PROPERTIES AND PRODUCTION METH...
Publication number
20240011126
Publication date
Jan 11, 2024
Nippon Yakin Kogyo Co., Ltd.
Fumiaki KIRIHARA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHODS FOR REGENERATING LI AND NI FROM A SOLUTION
Publication number
20240011123
Publication date
Jan 11, 2024
BASF Corporation
Tinoush Dinn
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
METHOD FOR RECOVERY OF METALS AND METAL ALLOYS FROM WASTE LITHIUM-I...
Publication number
20240002978
Publication date
Jan 4, 2024
THE SECRETARY, MINISTRY OF ELECTRONICS AND INFORMATION TECHNOLOGY, GOVT. OF I...
Rajesh Kumar Sivasankaran NAIR
B22 - CASTING POWDER METALLURGY
Information
Patent Application
LEACHING OF PRECIOUS AND CHALCOPHILE METALS
Publication number
20240002972
Publication date
Jan 4, 2024
MINING AND PROCESS SOLUTIONS PTY LTD
Elsayed Abdelrady Oraby ABDALLA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...