Dry processes

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CPC
C22B7/001

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CCHEMISTRY METALLURGY C22Metallurgy C22BPRODUCTION AND REFINING OF METALS PRETREATMENT OF RAW MATERIALS C22B7/00Working up raw materials other than ores

Current Industry

C22B7/001Dry processes

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Energy-efficient pyrometallurgical process for treating Li-ion batt...
- Patent number 12,344,917
- Issue date Jul 1, 2025
- Umicore
- Lennart Scheunis
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Copper smelting process
- Patent number 12,286,684
- Issue date Apr 29, 2025
- Aurubis Beerse
- Walter Guns
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method and system for ash treatment
- Patent number 12,281,372
- Issue date Apr 22, 2025
- BETOLAR OYJ
- Jorma Jokiniemi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Methods and systems for scalable direct recycling of battery waste
- Patent number 12,266,772
- Issue date Apr 1, 2025
- Li Industries, Inc.
- David Young
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
System for and method of processing waste lithium-ion battery
- Patent number 12,266,770
- Issue date Apr 1, 2025
- Kawasaki Jukogyo Kabushiki Kaisha
- Fuminori Ando
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and apparatus for recovering copper, bronze and lead from mi...
- Patent number 12,227,819
- Issue date Feb 18, 2025
- Pukyong National University Industry—University Cooperation Foundation
- Jei Pil Wang
- 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
Recycling method for treating used batteries, in particular recharg...
- Patent number 12,119,463
- Issue date Oct 15, 2024
- DUESENFELD GMBH
- Christian Hanisch
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for recovering valuable metals from spent lithium ion batteries
- Patent number 12,113,187
- Issue date Oct 8, 2024
- GEM CO., LTD.
- Kaihua Xu
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Green resource-generating method based on thermal mass synergy of w...
- Patent number 12,054,673
- Issue date Aug 6, 2024
- Beijing University of Technology
- Dean Pan
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Method of recovering materials bound to a metallic substrate using...
- Patent number 12,037,658
- Issue date Jul 16, 2024
- PGM RECOVERY SYSTEMS, INC.
- Edmund Schwenk
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Lithium metal phosphate electrode manufacturing
- Patent number 11,973,225
- Issue date Apr 30, 2024
- Rivian IP Holdings, LLC
- Guoxian Liang
- C01 - INORGANIC CHEMISTRY
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
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
Method of making a reusable active material by using positive elect...
- Patent number 11,901,528
- Issue date Feb 13, 2024
- LG ENERGY SOLUTION, LTD.
- Min-Seo Kim
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Alloy powder and method for producing same
- Patent number 11,859,264
- Issue date Jan 2, 2024
- Sumitomo Metal Mining Co., Ltd.
- Ryo Togashi
- B22 - CASTING POWDER METALLURGY
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
Furnace controller and method of operating a furnace
- Patent number 11,740,022
- Issue date Aug 29, 2023
- Air Products and Chemicals, Inc.
- Martin Lawrence
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process and system for plasma-induced selective extraction and reco...
- Patent number 11,692,239
- Issue date Jul 4, 2023
- Centre National de la Recherche Scientifique (CNRS)
- Frédéric Rousseau
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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 and device for producing feedstock in piece form from metal
- Patent number 11,624,102
- Issue date Apr 11, 2023
- Norsk Hydro ASA
- Roland Scharf-Bergmann
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Comprehensive recovery method of pyrolysis polymetallic product fro...
- Patent number 11,447,846
- Issue date Sep 20, 2022
- Beijing University of Technology
- Dean Pan
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Battery pre-processing apparatus and method
- Patent number 11,450,902
- Issue date Sep 20, 2022
- Institute of Process Engineering, Chinese Academy of Sciences
- Hongbin Cao
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for recycling used or discarded portable electric batteries
- Patent number 11,417,893
- Issue date Aug 16, 2022
- FIDAY GESTION
- Lionel Picard
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Method of recovering materials bound to a metallic substrate using...
- Patent number 11,359,259
- Issue date Jun 14, 2022
- PGM RECOVERY SYSTEMS, INC.
- Edmund Schwenk
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Separating and melting system and method for waste lead grid in was...
- Patent number 11,339,456
- Issue date May 24, 2022
- JIANGSU NEW CHUNXING RESOURCE RECYCLING CO. LTD
- Chunming Yang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for separating Dy and Tb from alloy containing both
- Patent number 11,254,998
- Issue date Feb 22, 2022
- Hitachi Metals, Ltd.
- Toshinobu Niinae
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Plant and method for recovering metals and/or metal oxides from ind...
- Patent number 11,199,360
- Issue date Dec 14, 2021
- Saipem S.p.A.
- Rosario Galati
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for treating lithium ion battery
- Patent number 11,145,915
- Issue date Oct 12, 2021
- JX Nippon Mining & Metals Corporation
- Shojiro Usui
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for recovering positive electrode active material from lithi...
- Patent number 11,031,632
- Issue date Jun 8, 2021
- LG Chem, Ltd.
- Dong Hun Lee
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
METHODS AND SYSTEMS FOR SCALABLE DIRECT RECYCLING OF BATTERY WASTE
- Publication number 20250233223
- Publication date Jul 17, 2025
- Li Industries, Inc.
- David YOUNG
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
COMPOSITION COMPRISING LITHIUM-CONTAINING COMPOUND, AND BATTERY DIS...
- Publication number 20250223183
- Publication date Jul 10, 2025
- POSCO Holdings Inc.
- Wanyi KIM
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
RARE EARTH PRODUCTION FROM COAL FEEDSTOCKS
- Publication number 20250223669
- Publication date Jul 10, 2025
- UNIVERSITY OF WYOMING
- Richard HORNER
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
THERMO-HYDROLYTIC ASSISTED SEPARATION OF METALS
- Publication number 20250207222
- Publication date Jun 26, 2025
- Iowa State University Research Foundation, Inc.
- Denis Prodius
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
FLUIDIZED BED REACTOR AND METHOD FOR RECOVERING ACTIVE METAL OF LIT...
- Publication number 20250207217
- Publication date Jun 26, 2025
- SK INNOVATION CO., LTD.
- Sung Real SON
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR RECYCLING LITHIUM BATTERIES
- Publication number 20250196207
- 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
METHODS AND SYSTEMS FOR SCALABLE DIRECT RECYCLING OF BATTERY WASTE
- Publication number 20250192259
- Publication date Jun 12, 2025
- Li Industries, Inc.
- David YOUNG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR RECOVERING MATERIALS FROM WASTE OR SCRAPS THROUGH AN IMP...
- Publication number 20250178903
- Publication date Jun 5, 2025
- UNIVERSITA DEGLI STUDI DI BRESCIA
- Elza BONTEMPI
- C01 - INORGANIC CHEMISTRY
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
HEAT TREATMENT METHOD FOR LITHIUM ION BATTERY WASTE
- Publication number 20250105386
- Publication date Mar 27, 2025
- JX METALS CIRCULAR SOLUTIONS CO., LTD
- Hiroshi MIYANAGA
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD AND APPARATUS FOR RECOVERING COPPER, BRONZE AND LEAD FROM MI...
- Publication number 20250075287
- Publication date Mar 6, 2025
- Pukyong National University Industry-University Cooperation Foundation
- Jei Pil WANG
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR MANUFACTURING BATTERY MATERIAL
- Publication number 20250046899
- Publication date Feb 6, 2025
- Prime Planet Energy & Solutions, Inc.
- Shinya SUZUKI
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
PROCESSING METHOD FOR BATTERY MEMBER
- Publication number 20250046901
- Publication date Feb 6, 2025
- Prime Planet Energy & Solutions, Inc.
- Shinya SUZUKI
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
REDUCED METAL POWDER FOR RECOVERING VALUABLE METAL FROM WASTE LITHI...
- Publication number 20240424557
- Publication date Dec 26, 2024
- AK TREE CO., LTD.
- Hyo Soo AHN
- B22 - CASTING POWDER METALLURGY
Information Patent Application
SYSTEM AND METHOD FOR EXTRACTION OF METAL VALUES FROM ACTIVE MATERI...
- Publication number 20240417823
- Publication date Dec 19, 2024
- METASTABLE MATERIALS PRIVATE LIMITED
- Shubham VISHVAKARMA
- H01 - BASIC ELECTRIC ELEMENTS
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
Method for Recycling a Solid Electrolyte and Cathode Material From...
- Publication number 20240367977
- Publication date Nov 7, 2024
- BAYERISCHE MOTOREN WERKE AKTIENGESELLSCHAFT
- Raimund KOERVER
- C01 - INORGANIC CHEMISTRY
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
PROCESS FOR DECOMPOSING SIC OR SIC-CONTAINING MATERIALS
- Publication number 20240351016
- Publication date Oct 24, 2024
- ALD Vacuum Technologies GmbH
- Henrik FRANZ
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
VALUABLE ELEMENT RECOVERY METHOD
- Publication number 20240344172
- Publication date Oct 17, 2024
- JFE STEEL CORPORATION
- Yuta HINO
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR PREPARING HIGH-PURITY METALLIC ARSENIC FROM ARSENIC-CONT...
- Publication number 20240336993
- Publication date Oct 10, 2024
- Central South University
- Wei SUN
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR RECOVERING LITHIUM FROM WASTE LITHIUM BATTERY
- Publication number 20240322282
- Publication date Sep 26, 2024
- POSCO Holdings Inc.
- Eun Jin JUNG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SYSTEMS AND METHODS OF THERMOCHEMICALLY REDUCING METALLIC ELEMENTS...
- Publication number 20240309486
- Publication date Sep 19, 2024
- The Johns Hopkins University
- Timothy J. Montalbano
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
RECYCLING METHOD OF LITHIUM IRON PHOSPHATE BATTERY
- Publication number 20240297356
- Publication date Sep 5, 2024
- UWin Resource Regeneration Inc.
- Ching-Hsiang HSU
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
RECOVERY METHOD FOR VALUABLE METALS IN COPPER ANODE SLIME
- Publication number 20240287644
- Publication date Aug 29, 2024
- KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Bin YANG
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
LITHIUM RECOVERY FROM WASTE GLASS USING MOLTEN SALT TREATMENT
- Publication number 20240287648
- Publication date Aug 29, 2024
- Corning Incorporated
- David Eugene Baker
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Process for Recycling Battery Materials By Way of Reductive, Pyrome...
- Publication number 20240283045
- 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
METHOD FOR RECOVERING LITHIUM PRECURSOR FROM LITHIUM SECONDARY BATTERY
- Publication number 20240262703
- Publication date Aug 8, 2024
- SK INNOVATION CO., LTD.
- Hyeon Jung KIM
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
HIGH-EFFICIENCY GOLD RECOVERY BY ADDITIVE-INDUCED SUPRAMOLECULAR PO...
- Publication number 20240247336
- Publication date Jul 25, 2024
- Northwestern University
- Huang Wu
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
PROCESS AND PLANT FOR RECYCLING ZINC OXIDE RESIDUES
- Publication number 20240240283
- Publication date Jul 18, 2024
- METSO METALS OY
- Jochen GÜNTNER
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Dry processes

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Energy-efficient pyrometallurgical process for treating Li-ion batt...

Copper smelting process

Method and system for ash treatment

Methods and systems for scalable direct recycling of battery waste

System for and method of processing waste lithium-ion battery

Method and apparatus for recovering copper, bronze and lead from mi...

Process for recycling cobalt-bearing materials

Recycling method for treating used batteries, in particular recharg...

Method for recovering valuable metals from spent lithium ion batteries

Green resource-generating method based on thermal mass synergy of w...

Method of recovering materials bound to a metallic substrate using...

Lithium metal phosphate electrode manufacturing

Method for recovering valuable metal

Volatiles capture educator system

Method of making a reusable active material by using positive elect...

Alloy powder and method for producing same

Method for recovering valuable metal

Furnace controller and method of operating a furnace

Process and system for plasma-induced selective extraction and reco...

Recovery of nickel and cobalt from Li-ion batteries or their waste

Method and device for producing feedstock in piece form from metal

Comprehensive recovery method of pyrolysis polymetallic product fro...

Battery pre-processing apparatus and method

Method for recycling used or discarded portable electric batteries

Method of recovering materials bound to a metallic substrate using...

Separating and melting system and method for waste lead grid in was...

Method for separating Dy and Tb from alloy containing both

Plant and method for recovering metals and/or metal oxides from ind...

Method for treating lithium ion battery

Method for recovering positive electrode active material from lithi...

Patents Applicationslast 30 patents

METHODS AND SYSTEMS FOR SCALABLE DIRECT RECYCLING OF BATTERY WASTE

COMPOSITION COMPRISING LITHIUM-CONTAINING COMPOUND, AND BATTERY DIS...

RARE EARTH PRODUCTION FROM COAL FEEDSTOCKS

THERMO-HYDROLYTIC ASSISTED SEPARATION OF METALS

FLUIDIZED BED REACTOR AND METHOD FOR RECOVERING ACTIVE METAL OF LIT...

METHOD FOR RECYCLING LITHIUM BATTERIES

METHODS AND SYSTEMS FOR SCALABLE DIRECT RECYCLING OF BATTERY WASTE

METHOD FOR RECOVERING MATERIALS FROM WASTE OR SCRAPS THROUGH AN IMP...

METHOD OF TARGETED RECYCLING OF WASTE BATTERIES

HEAT TREATMENT METHOD FOR LITHIUM ION BATTERY WASTE

METHOD AND APPARATUS FOR RECOVERING COPPER, BRONZE AND LEAD FROM MI...

METHOD FOR MANUFACTURING BATTERY MATERIAL

PROCESSING METHOD FOR BATTERY MEMBER

REDUCED METAL POWDER FOR RECOVERING VALUABLE METAL FROM WASTE LITHI...

SYSTEM AND METHOD FOR EXTRACTION OF METAL VALUES FROM ACTIVE MATERI...

Process for Recovery of Battery Cathode Metal Oxides And Copper Fro...

Method for Recycling a Solid Electrolyte and Cathode Material From...

METHOD FOR RECOVERING WASTE LITHIUM BATTERY MATERIALS

PROCESS FOR DECOMPOSING SIC OR SIC-CONTAINING MATERIALS

VALUABLE ELEMENT RECOVERY METHOD

METHOD FOR PREPARING HIGH-PURITY METALLIC ARSENIC FROM ARSENIC-CONT...

METHOD FOR RECOVERING LITHIUM FROM WASTE LITHIUM BATTERY

SYSTEMS AND METHODS OF THERMOCHEMICALLY REDUCING METALLIC ELEMENTS...

RECYCLING METHOD OF LITHIUM IRON PHOSPHATE BATTERY

RECOVERY METHOD FOR VALUABLE METALS IN COPPER ANODE SLIME

LITHIUM RECOVERY FROM WASTE GLASS USING MOLTEN SALT TREATMENT

Process for Recycling Battery Materials By Way of Reductive, Pyrome...

METHOD FOR RECOVERING LITHIUM PRECURSOR FROM LITHIUM SECONDARY BATTERY

HIGH-EFFICIENCY GOLD RECOVERY BY ADDITIVE-INDUCED SUPRAMOLECULAR PO...

PROCESS AND PLANT FOR RECYCLING ZINC OXIDE RESIDUES