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CPC
C22B23/0461
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Parent Industries
C
CHEMISTRY METALLURGY
C22
Metallurgy
C22B
PRODUCTION AND REFINING OF METALS PRETREATMENT OF RAW MATERIALS
C22B23/00
Obtaining nickel or cobalt
Current Industry
C22B23/0461
by chemical methods
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Patents Grants
last 30 patents
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
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
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
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 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...
Information
Patent Grant
Method for extracting valuable metal from low-matte nickel converte...
Patent number
12,018,346
Issue date
Jun 25, 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
Method for extracting nickel from high matte nickel leaching residue
Patent number
12,000,012
Issue date
Jun 4, 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
Method for preparing a high-purity hydrated nickel sulphate
Patent number
11,993,520
Issue date
May 28, 2024
IGO Limited
Karel John Osten
C01 - INORGANIC CHEMISTRY
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
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
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
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
Process for the recovery of cathode materials in the recycling of b...
Patent number
11,509,000
Issue date
Nov 22, 2022
Northvolt AB
Mahmood Alemrajabi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method of inhibiting extractant degradation by controlling extracti...
Patent number
11,274,047
Issue date
Mar 15, 2022
KOREA RESOURCES CORPORATION
Jeon Woong An
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for inhibiting extractant degradation of DSX process through...
Patent number
11,254,584
Issue date
Feb 22, 2022
KOREA RESOURCES CORPORATION
Jeon Woong An
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for inhibiting extractant degradation of DSX process through...
Patent number
11,203,531
Issue date
Dec 21, 2021
KOREA RESOURCES CORPORATION
Jeon Woong An
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Charge material for recycled lithium-ion batteries
Patent number
11,127,992
Issue date
Sep 21, 2021
Worcester Polytechnic Institute
Yan Wang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Processing method for lithium ion battery scrap
Patent number
10,807,879
Issue date
Oct 20, 2020
JX Nippon Mining & Metals Corporation
Junichi Ito
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
System and method for parallel solution extraction of one or more m...
Patent number
10,793,958
Issue date
Oct 6, 2020
Freeport Minerals Corporation
Anand Raman
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Methods for controlling iron via magnetite formation in hydrometall...
Patent number
10,689,732
Issue date
Jun 23, 2020
FLSMIDTH A/S
David John Chaiko
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method of ore processing using mixture including acidic leach solut...
Patent number
10,662,503
Issue date
May 26, 2020
The University of Queensland
James Vaughan
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Systems and methods for improved metal recovery using ammonia leaching
Patent number
10,662,502
Issue date
May 26, 2020
Freeport Minerals Corporation
Joanna M Robertson
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Selective regeneration of isotope-specific media resins in systems...
Patent number
10,480,045
Issue date
Nov 19, 2019
Kurion, Inc.
Mark S. Denton
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for producing nickel powder
Patent number
10,471,514
Issue date
Nov 12, 2019
KOCHI UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
Kazumichi Yanagisawa
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Hydrogen reduction of metal sulphate solutions for decreased silico...
Patent number
10,449,607
Issue date
Oct 22, 2019
Sherritt International Corporation
Fu Qin
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Nickel recovery process
Patent number
10,344,354
Issue date
Jul 9, 2019
Sumitomo Metal Mining Co., Ltd.
Hirofumi Shoji
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Nickel metal nanoparticle synthesis
Patent number
10,301,340
Issue date
May 28, 2019
National Technology & Engineering Solutions of Sandia, LLC
Timothy J. Boyle
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Method for simultaneously recovering cobalt and manganese from lith...
Patent number
10,156,017
Issue date
Dec 18, 2018
Korea Institute of Geoscience and Mineral Resource (KIGAM)
Shun-Myung Shin
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for producing nickel powder
Patent number
10,118,224
Issue date
Nov 6, 2018
KOCHI UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
Kazumichi Yanagisawa
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
System and method for parallel solution extraction of one or more m...
Patent number
10,036,096
Issue date
Jul 31, 2018
Freeport Minerals Corporation
Anand Raman
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
A recycling method for recovery of valuable metal elements from pro...
Publication number
20250007023
Publication date
Jan 2, 2025
GELION TECHNOLOGIES PTY LTD
Adam William Deacon
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Process for Recovery of Battery Cathode Metal Oxides And Copper Fro...
Publication number
20240405304
Publication date
Dec 5, 2024
INDIAN INSTITUTE OF TECHNOLOGY KHARAGPUR
Chenna Rao Borra
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHODS OF SEPARATING METALS FROM A LITHIUM-ION BATTERY LEACHATE
Publication number
20240392409
Publication date
Nov 28, 2024
Battelle Energy Alliance, LLC
John R. Klaehn
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR RECOVERING WASTE LITHIUM BATTERY MATERIALS
Publication number
20240372169
Publication date
Nov 7, 2024
GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD
Xingen Chen
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR RECOVERING LITHIUM BATTERY POSITIVE ELECTRODE PLATE
Publication number
20240356099
Publication date
Oct 24, 2024
GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD
Shibao Ouyang
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD OF LEACHING METAL-CONTAINING MATERIALS
Publication number
20240352553
Publication date
Oct 24, 2024
Arizona Board of Regents on behalf of The University of Arizona
Jaeheon Lee
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHODS FOR RECOVERING CRITICAL ELEMENTS FROM LEACH SOLUTIONS
Publication number
20240344170
Publication date
Oct 17, 2024
Rick HONAKER
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
A BIO-BASED PROCESS FOR EXTRACTING METALS FROM BATTERIES
Publication number
20240318277
Publication date
Sep 26, 2024
BRAIN BIOTECH AG
Gina DUNLEVY
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR PROCESSING ALLOY
Publication number
20240318282
Publication date
Sep 26, 2024
Sumitomo Metal Mining Co., Ltd.
Hiroshi Takenouchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
A RECYCLING METHOD FOR BATTERY AND CATALYST MATERIALS
Publication number
20240287646
Publication date
Aug 29, 2024
GELION TECHNOLOGIES PTY LTD
Benjamin EADE
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Process for Recycling Battery Materials By Way of Hydrometallurgica...
Publication number
20240283044
Publication date
Aug 22, 2024
H. C. Starck Tungsten GmbH
Juliane Meese-Marktscheffel
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SELECTIVE PRECIPITATION OF SOLUTES FROM AQUEOUS SOLUTIONS AND RELAT...
Publication number
20240270612
Publication date
Aug 15, 2024
Battelle Energy Alliance, LLC
Caleb C. Stetson
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD AND SYSTEM FOR RECOVERING METALS FROM BLACK MASS
Publication number
20240270590
Publication date
Aug 15, 2024
AURUBIS AG
Anne-Marie SURIANO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
EXTRACTION OF METALS FROM LITHIUM-ION BATTERY MATERIAL
Publication number
20240274912
Publication date
Aug 15, 2024
METSO FINLAND OY
Tuomas VAN DER MEER
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PRECIPITATION OF METALS
Publication number
20240263273
Publication date
Aug 8, 2024
Pure Battery Technologies Pty Ltd
William HAWKER
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHODS OF PURIFYING AND PRECIPITATING MATERIALS FROM BATTERIES FOR...
Publication number
20240250327
Publication date
Jul 25, 2024
Redwood Materials, Inc.
Paul Voigt
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR PRODUCING AQUEOUS SOLUTION CONTAINING NICKEL, COBALT AND...
Publication number
20240240279
Publication date
Jul 18, 2024
KOREA ZINC CO., LTD.
Heon Sik CHOI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Method for dissolving a positive electrode material
Publication number
20240183005
Publication date
Jun 6, 2024
Commissariat A L'Energie Atomique et Aux Energies Alternatives
Emmanuel Billy
C01 - INORGANIC CHEMISTRY
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
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
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
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
RECOVERY OF METALS FROM LITHIUM-ION BATTERIES
Publication number
20240006677
Publication date
Jan 4, 2024
REDIVIVUS, INC.
Alejandro F. GRAF
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Application
PROCESS FOR RECOVERY OF METALS AND CARBON POWDER FROM SPENT LITHIUM...
Publication number
20230411721
Publication date
Dec 21, 2023
HYDROMET TECHNOLOGY SOLUTIONS PRIVATE LIMITED
Navin MITTAL
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
CONCERTED MINERAL CARBONATION AND SELECTIVE LEACHING OF LATERITES
Publication number
20230407436
Publication date
Dec 21, 2023
The University of British Columbia
David DREISINGER
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
STREAMLINED LITHIUM-ION BATTERY WASTE RECYCLING
Publication number
20230387490
Publication date
Nov 30, 2023
II-VI Delaware, Inc.
Ghazaleh NAZARI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHODS FOR IMPURITY REMOVAL AND TREATMENT IN RECYCLING PROCESS OF...
Publication number
20230352756
Publication date
Nov 2, 2023
SICHUAN ENERGY INTERNET RESEARCH INSTITUTE, TSINGHUA UNIVERSITY
Joey Chung-Yen JUNG
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR RECOVERING AND PURIFYING NICKEL FROM FERRONICKEL
Publication number
20230332268
Publication date
Oct 19, 2023
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 SEPARATING AND RECOVERING VALUABLE METALS FROM WASTE TER...
Publication number
20230335818
Publication date
Oct 19, 2023
GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD.
Yinghao Xie
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...