Obtaining aluminium

Industry

CPC
C22B21/00

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Parent Industries

CCHEMISTRY METALLURGY C22Metallurgy C22BPRODUCTION AND REFINING OF METALS PRETREATMENT OF RAW MATERIALS

Current Industry

Sub Industries

C22B21/0007Preliminary treatment of ores or scrap or any other metal source C22B21/0015by wet processes C22B21/0023from waste materials C22B21/003from spent catalysts C22B21/0038by other processes C22B21/0046from aluminium halides C22B21/0053from other aluminium compounds C22B21/0061using metals C22B21/0069from scrap, skimmings or any secondary source aluminium C22B21/0076from spent catalysts C22B21/0084melting and handling molten aluminium C22B21/0092Remelting scrap, skimmings or any secondary source aluminium C22B21/02with reducing C22B21/04with alkali metals earth alkali metals included C22B21/06refining C22B21/062using salt or fluxing agents C22B21/064using inert or reactive gases C22B21/066Treatment of circulating aluminium C22B21/068handling in vacuum

Industries

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Patents Grantslast 30 patents

Information Patent Grant
System for processing red mud and method of processing red mud
- Patent number 12,365,954
- Issue date Jul 22, 2025
- RED MUD ENTERPRISES LLC
- Gary McNeish
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for composite delamination
- Patent number 12,358,275
- Issue date Jul 15, 2025
- GRST SINGAPORE PTE. LTD.
- Kam Piu Ho
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Methods of recycling aluminum alloys and purification thereof
- Patent number 12,338,507
- Issue date Jun 24, 2025
- Alcoa USA Corp.
- Xinyan Yan
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for recovering titanium dioxide
- Patent number 12,331,380
- Issue date Jun 17, 2025
- COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATION
- Goutam Kumar Das
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of using a chlorination method to recycle metal elements in...
- Patent number 12,331,381
- Issue date Jun 17, 2025
- Shenzhen Huineng Energy Storage Materials Engineering Research Center Co., LTD.
- Faping Zhong
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for composite delamination
- Patent number 12,311,648
- Issue date May 27, 2025
- GRST SINGAPORE PTE. LTD.
- Kam Piu Ho
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Systems and methods for removal and recycling of aluminum impuritie...
- Patent number 12,278,353
- Issue date Apr 15, 2025
- Li Industries, Inc.
- David Young
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for recovering active metal of lithium secondary battery
- Patent number 12,211,979
- Issue date Jan 28, 2025
- SK Innovation Co., Ltd.
- Young Bin Seo
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for composite delamination
- Patent number 12,187,021
- Issue date Jan 7, 2025
- GRST INTERNATIONAL LIMITED
- Kam Piu Ho
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
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
Process for extracting lithium, aluminum, and silicon materials fro...
- Patent number 12,091,727
- Issue date Sep 17, 2024
- James G. Blencoe
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Methods for recovering metals using oxalate compounds
- Patent number 12,054,805
- Issue date Aug 6, 2024
- University of Kansas
- Mark Brandon Shiflett
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for producing thermally processed material
- Patent number 12,043,880
- Issue date Jul 23, 2024
- Norsk Hydro ASA
- Roland Scharf-Bergmann
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Aluminum alloy for high pressure die casting applications
- Patent number 12,024,759
- Issue date Jul 2, 2024
- Magna International Inc.
- Randy S. Beals
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for recycling lithium batteries
- Patent number 12,018,350
- Issue date Jun 25, 2024
- DUSENFELD GMBH
- Christian Hanisch
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Apparatus and methods for filtering metals
- Patent number 11,986,881
- Issue date May 21, 2024
- ALCOA CANADA CO.
- Robert Dumont
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Metal recovery system and method
- Patent number 11,970,754
- Issue date Apr 30, 2024
- BEST PROCESS SOLUTIONS, INC.
- Timothy F. Conway
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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
Product comprising recycled aluminum alloy wheel fragments and an a...
- Patent number 11,946,117
- Issue date Apr 2, 2024
- House of Metals Company Limited
- Daniel Bitton
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for regenerating copper-containing aluminum alloy from alumi...
- Patent number 11,939,644
- Issue date Mar 26, 2024
- The Boeing Company
- Zhi Sun
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Device for trapping hydrogen
- Patent number 11,932,920
- Issue date Mar 19, 2024
- CONSTELLIUM ISSOIRE
- Jocelyn Prigent
- C21 - METALLURGY OF IRON
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 and installation for removing slag from metallurgical melts
- Patent number 11,926,879
- Issue date Mar 12, 2024
- RIA Cast House Enginering GmbH
- David Roth
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Volatiles capture educator system
- Patent number 11,904,283
- Issue date Feb 20, 2024
- GPRE IP LLC
- John M. Peterman
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Preparation of rare earth metals and other chemicals from industria...
- Patent number 11,866,804
- Issue date Jan 9, 2024
- Purdue Research Foundation
- Nien-Hwa Linda Wang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Dross handling methods and apparatus
- Patent number 11,859,906
- Issue date Jan 2, 2024
- Altek Europe Limited
- Alan Peel
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Articles and methods for processing scrap aluminum
- Patent number 11,821,055
- Issue date Nov 21, 2023
- Massachusetts Institute of Technology
- Peter Godart
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
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 and system for improving waste metal batch composition
- Patent number 11,795,523
- Issue date Oct 24, 2023
- House of Metals Company Limited
- Daniel Bitton
- B24 - GRINDING POLISHING
Information Patent Grant
Molten metal transfer structure and method
- Patent number 11,759,854
- Issue date Sep 19, 2023
- Molten Metal Equipment Innovations, LLC
- Paul V. Cooper
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
Method and Facility for Preparing and Evaluating Batteries
- Publication number 20250219179
- Publication date Jul 3, 2025
- Primobius GmbH
- Michael Breuer
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
SYSTEMS AND METHODS FOR REMOVAL AND RECYCLING OF ALUMINUM IMPURITIE...
- Publication number 20250219182
- Publication date Jul 3, 2025
- Li Industries, Inc.
- David YOUNG
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD AND SYSTEM FOR RECYCLING METAL OF LITHIUM SECONDARY BATTERY
- Publication number 20250215522
- Publication date Jul 3, 2025
- SK INNOVATION CO., LTD.
- Hwa Jin CHOI
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Improved Systems And Methods For Metal Recovery From Lithium Ion Ba...
- Publication number 20250215523
- Publication date Jul 3, 2025
- Aqua Metals Inc.
- Brian James Dougherty
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD FOR RECOVERING METALS
- Publication number 20250215524
- Publication date Jul 3, 2025
- JX METALS CIRCULAR SOLUTIONS CO., LTD
- Junichi ARAKAWA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD OF USING A CHLORINATION METHOD TO RECYCLE METAL ELEMENTS IN...
- Publication number 20250197963
- Publication date Jun 19, 2025
- Shenzhen Huineng Energy Storage Materials Engineering Research Center Co., LTD
- Faping ZHONG
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Method for the Elution of Aluminum Ions and/or Zinc Ions
- Publication number 20250188564
- Publication date Jun 12, 2025
- LANXESS Deutschland GmbH
- Stefan Neufeind
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR REMOVING ALUMINUM
- Publication number 20250179612
- Publication date Jun 5, 2025
- JX METALS CIRCULAR SOLUTIONS CO., LTD
- Naoki HIGUCHI
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
HYBRID RECYCLING FURNACE USING IMMERSION MELTING EQUIPMENT
- Publication number 20250172338
- Publication date May 29, 2025
- Tesla, Inc.
- Jan Steglich
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
TREATMENT SYSTEM FOR REMOVING IRON-ALUMINUM-CHROMIUM REACTION PRODU...
- Publication number 20250163537
- Publication date May 22, 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 GENERATING TRAINED PREDICTION MODEL THAT PREDICTS AMOUNT...
- Publication number 20250164952
- Publication date May 22, 2025
- UACJ CORPORATION
- Shohei YOMOGIDA
- G05 - CONTROLLING REGULATING
Information Patent Application
LITHIUM RECOVERY SYSTEM FOR BLACK MASS
- Publication number 20250163543
- Publication date May 22, 2025
- DOOSAN ENERBILITY CO., LTD.
- Jang Yong YOU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method for recovering iron and aluminum from red mud
- Publication number 20250146103
- Publication date May 8, 2025
- ZHENGZHOU NON-FERROUS METALS RESEARCH INSTITUTE CO.LTD OF CHALCO
- Lijuan QI
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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
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 OF RECYCLING MIXED ALLOY SCRAP PARTS
- Publication number 20250115976
- Publication date Apr 10, 2025
- FORD GLOBAL TECHNOLOGIES, L.L.C.
- Constantin Chiriac
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD OF EXTRACTING LITHIUM FROM SPODUMENE AND MEANWHILE RECOVERIN...
- Publication number 20250109456
- Publication date Apr 3, 2025
- TIANQI LITHIUM CORPORATION
- Zhigang YIN
- B22 - CASTING POWDER METALLURGY
Information Patent Application
SYSTEM AND METHOD FOR RECOVERING METAL FROM BATTERY MATERIALS
- Publication number 20250096344
- Publication date Mar 20, 2025
- LI-CYCLE CORP.
- Christopher James BIEDERMAN
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
DEVICE AND METHOD OF REGULATING MELTING SPEED OF ALUMINUM ALLOY SME...
- Publication number 20250075288
- Publication date Mar 6, 2025
- HANGZHOU CITY UNIVERSITY
- WEIPENG LIU
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
HEAT-TREATMENT-FREE DIE-CAST ALUMINUM ALLOY AND PREPARATION METHOD...
- Publication number 20250051885
- Publication date Feb 13, 2025
- Xiaomi EV Technology Co., Ltd.
- Xingmeng ZHANG
- B22 - CASTING POWDER METALLURGY
Information Patent Application
METHOD OF RECYCLING ALUMINUM SCRAP AND APPARATUS FOR RECYCLING ALUM...
- Publication number 20250051876
- Publication date Feb 13, 2025
- Honda Motor Co., Ltd.
- Takahiro MIZUKAMI
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
SYSTEMS AND METHODS FOR REMOVAL AND RECYCLING OF ALUMINUM IMPURITIE...
- Publication number 20240429479
- Publication date Dec 26, 2024
- Li Industries, Inc.
- David YOUNG
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR PRODUCING ALUMINUM ALLOY RAW MATERIAL, METHOD FOR PRODUC...
- Publication number 20240417837
- Publication date Dec 19, 2024
- UACJ CORPORATION
- Kotaro KITAWAKI
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PROCESS AND SYSTEM FOR LITHIUM PRODUCTION
- Publication number 20240409425
- Publication date Dec 12, 2024
- ICSIP PTY LTD
- Richard James HUNWICK
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD OF RECOVERING ELECTRODE MATERIAL AND METHOD OF MANUFACTURING...
- Publication number 20240387893
- Publication date Nov 21, 2024
- Prime Planet Energy & Solutions, Inc.
- Yozo UCHIDA
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR PRODUCING VALUABLE METAL
- Publication number 20240387894
- Publication date Nov 21, 2024
- Sumitomo Metal Mining Co., Ltd.
- Yu Yamashita
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
PROCESS FOR DRY BENEFICIATION OF BAUXITE MINERALS BY ELECTROSTATIC...
- Publication number 20240376563
- Publication date Nov 14, 2024
- SEPARATION TECHNOLOGIES LLC
- Kyle P. Flynn
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
SUSTAINABLE REMELTING LINE FOR ALUMINIUM ALLOY SCRAP
- Publication number 20240368732
- Publication date Nov 7, 2024
- Constellium Issoire
- Marc BERTHERAT
- 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...

Obtaining aluminium

Industry

Parent Industries

Current Industry

Sub Industries

Patents Grantslast 30 patents

System for processing red mud and method of processing red mud

Method for composite delamination

Methods of recycling aluminum alloys and purification thereof

Process for recovering titanium dioxide

Method of using a chlorination method to recycle metal elements in...

Method for composite delamination

Systems and methods for removal and recycling of aluminum impuritie...

Method for recovering active metal of lithium secondary battery

Method for composite delamination

Method for recovering waste lithium cobalt oxide battery

Process for extracting lithium, aluminum, and silicon materials fro...

Methods for recovering metals using oxalate compounds

Method for producing thermally processed material

Aluminum alloy for high pressure die casting applications

Method for recycling lithium batteries

Apparatus and methods for filtering metals

Metal recovery system and method

Lithium ion battery scrap treatment method

Product comprising recycled aluminum alloy wheel fragments and an a...

Method for regenerating copper-containing aluminum alloy from alumi...

Device for trapping hydrogen

Method of recovering cobalt and nickel

Method and installation for removing slag from metallurgical melts

Volatiles capture educator system

Preparation of rare earth metals and other chemicals from industria...

Dross handling methods and apparatus

Articles and methods for processing scrap aluminum

Recovery of critical metals from SX-EW copper raffinate and other s...

Method and system for improving waste metal batch composition

Molten metal transfer structure and method

Patents Applicationslast 30 patents

Method and Facility for Preparing and Evaluating Batteries

SYSTEMS AND METHODS FOR REMOVAL AND RECYCLING OF ALUMINUM IMPURITIE...

METHOD AND SYSTEM FOR RECYCLING METAL OF LITHIUM SECONDARY BATTERY

Improved Systems And Methods For Metal Recovery From Lithium Ion Ba...

METHOD FOR RECOVERING METALS

METHOD OF USING A CHLORINATION METHOD TO RECYCLE METAL ELEMENTS IN...

Method for the Elution of Aluminum Ions and/or Zinc Ions

METHOD FOR REMOVING ALUMINUM

HYBRID RECYCLING FURNACE USING IMMERSION MELTING EQUIPMENT

TREATMENT SYSTEM FOR REMOVING IRON-ALUMINUM-CHROMIUM REACTION PRODU...

METHOD FOR GENERATING TRAINED PREDICTION MODEL THAT PREDICTS AMOUNT...

LITHIUM RECOVERY SYSTEM FOR BLACK MASS

Method for recovering iron and aluminum from red mud

Compositions and processes for the extraction of metals using non-a...

CROSSLINKED STRUCTURE, METAL-TRAPPING MATERIAL INCLUDING SAID CROSS...

METHOD OF RECYCLING MIXED ALLOY SCRAP PARTS

METHOD OF EXTRACTING LITHIUM FROM SPODUMENE AND MEANWHILE RECOVERIN...

SYSTEM AND METHOD FOR RECOVERING METAL FROM BATTERY MATERIALS

DEVICE AND METHOD OF REGULATING MELTING SPEED OF ALUMINUM ALLOY SME...

HEAT-TREATMENT-FREE DIE-CAST ALUMINUM ALLOY AND PREPARATION METHOD...

METHOD OF RECYCLING ALUMINUM SCRAP AND APPARATUS FOR RECYCLING ALUM...

SYSTEMS AND METHODS FOR REMOVAL AND RECYCLING OF ALUMINUM IMPURITIE...

METHOD FOR PRODUCING ALUMINUM ALLOY RAW MATERIAL, METHOD FOR PRODUC...

PROCESS AND SYSTEM FOR LITHIUM PRODUCTION

METHOD OF RECOVERING ELECTRODE MATERIAL AND METHOD OF MANUFACTURING...

METHOD FOR PRODUCING VALUABLE METAL

PROCESS FOR DRY BENEFICIATION OF BAUXITE MINERALS BY ELECTROSTATIC...

SUSTAINABLE REMELTING LINE FOR ALUMINIUM ALLOY SCRAP

METHOD FOR RECOVERING WASTE LITHIUM BATTERY MATERIALS

METHOD FOR RECOVERING LITHIUM BATTERY POSITIVE ELECTRODE PLATE