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C
CHEMISTRY METALLURGY
C22
Metallurgy
C22B
PRODUCTION AND REFINING OF METALS PRETREATMENT OF RAW MATERIALS
C22B1/00
Preliminary treatment of ores or scrap
Current Industry
C22B1/005
Preliminary treatment of scrap
Industries
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Patents Grants
last 30 patents
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
Process for the purification of waste materials or industrial by-pr...
Patent number
11,938,527
Issue date
Mar 26, 2024
amaTEQ Holding GmbH
Alexander Kehrmann
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
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
Plant and method for the recovery of exhausted refractory material
Patent number
11,920,214
Issue date
Mar 5, 2024
DEREF S.P.A.
Giorgio Fasolini
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Alkaline solution method for recovering rare earth elements
Patent number
11,905,573
Issue date
Feb 20, 2024
Mark Berggren
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Additive for reducing the roasting temperature of fluxed magnetite...
Patent number
11,891,677
Issue date
Feb 6, 2024
NORTH CHINA UNIVERSITY OF SCIENCE AND TECHNOLOGY
Jie Li
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for recovering vanadium in the form of iron vanadate from a...
Patent number
11,879,165
Issue date
Jan 23, 2024
Reliance Industries Limited
Sateesh Daggupati
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for recovering platinum group metals
Patent number
11,866,802
Issue date
Jan 9, 2024
Dowa Metals & Mining Co., Ltd.
Minoru Kawasaki
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for the treatment of accumulators, batteries and the like
Patent number
11,851,728
Issue date
Dec 26, 2023
ECO-RESEARCH
Werner Tirler
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for the purification of waste materials or industrial by-pr...
Patent number
11,850,641
Issue date
Dec 26, 2023
amaTEQ Holding GmbH
Alexander Kehrmann
C21 - METALLURGY OF IRON
Information
Patent Grant
Melt furnace header gate system
Patent number
11,835,295
Issue date
Dec 5, 2023
GPRE IP, LLC
John M. Peterman
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method and system of reducing non-ferrous metal content of scrap steel
Patent number
11,834,728
Issue date
Dec 5, 2023
Nucor Corporation
Brad True
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Combined grinding and leaching apparatus for ores and wastes and me...
Patent number
11,772,102
Issue date
Oct 3, 2023
Magella Bilodeau
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Steel for wind power gear with improved purity and reliability, and...
Patent number
11,773,466
Issue date
Oct 3, 2023
DAYE SPECIAL STEEL CO., LTD.
Mengdi Hu
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 and extracting rare-earth and regenerating ra...
Patent number
11,753,308
Issue date
Sep 12, 2023
Beijing University of Technology
Yufeng Wu
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
System and method of concentrating niobium ore
Patent number
11,738,353
Issue date
Aug 29, 2023
Taseko Mines Limited
Robert Rotzinger
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for gold recovery and extraction from electronic waste or go...
Patent number
11,718,893
Issue date
Aug 8, 2023
Yeda Research and Development Co. Ltd.
Igor Lubomirsky
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method to open up electro chemical energy storage devices and therm...
Patent number
11,710,867
Issue date
Jul 25, 2023
ACCUREC RECYCLING GMBH
Reiner Sojka
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Systems and methods for aqueous recovery of lead from lead acid bat...
Patent number
11,708,640
Issue date
Jul 25, 2023
Aqua Metals Inc.
Samaresh Mohanta
C01 - INORGANIC CHEMISTRY
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
Steelmaking and ironmaking scrap segregation and packaging system a...
Patent number
11,674,754
Issue date
Jun 13, 2023
Amerifab, Inc.
Richard Manasek
F27 - FURNACES KILNS OVENS RETORTS
Information
Patent Grant
Metal recovery system and method
Patent number
11,629,390
Issue date
Apr 18, 2023
BEST PROCESS SOLUTIONS, INC.
Timothy F. Conway
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Process for recovering metal from electronic waste
Patent number
11,608,544
Issue date
Mar 21, 2023
MINT INNOVATION LIMITED
Oliver Crush
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Chemical process for the recovery of alkaline and zinc-carbon batte...
Patent number
11,578,387
Issue date
Feb 14, 2023
EVH S.R.L. IN LIQUIDAZIONE
Emmanouil Volakakis
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method and system for neutralizing asbestos
Patent number
11,534,644
Issue date
Dec 27, 2022
Paul Poggi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method and system for separation of rare earth elements from second...
Patent number
11,525,170
Issue date
Dec 13, 2022
TATA Consultancy Services Limited
Santosh Vasant Daware
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Multi-chamber melting furnace and method for melting non-ferrous sc...
Patent number
11,486,642
Issue date
Nov 1, 2022
GAUTSCHI ENGINEERING GMBH
Tom Jumelet
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
System and method of operating a batch melting furnace
Patent number
11,441,206
Issue date
Sep 13, 2022
Air Products and Chemicals, Inc.
Shailesh Pradeep Gangoli
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
COPPER-TIN-NICKEL BRAZING MATERIAL PREPARED BY ALLOYS RECYCLED FROM...
Publication number
20240068069
Publication date
Feb 29, 2024
ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., LTD.
Weimin LONG
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
METHOD FOR COLLECTING CALCIUM AND RARE EARTH METAL FROM SLAG
Publication number
20240060154
Publication date
Feb 22, 2024
Gwangju Institute of Science and Technology
Youngjune PARK
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD AND SYSTEM OF REDUCING NON-FERROUS METAL CONTENT OF SCRAP STEEL
Publication number
20240060152
Publication date
Feb 22, 2024
Nucor Corporation
Brad True
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
RECYCLING METHOD AND USE OF LITHIUM IRON PHOSPHATE (LFP) WASTE
Publication number
20240021904
Publication date
Jan 18, 2024
GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD.
Jinliang Duan
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR RECYCLING IRON PHOSPHATE WASTE AND USE THEREOF
Publication number
20240021903
Publication date
Jan 18, 2024
GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD.
Chunxia Tang
C01 - INORGANIC CHEMISTRY
Information
Patent Application
RECYCLING METHOD FOR MANUFACTURING HIGH SPEED STEEL MASTER ALLOY FR...
Publication number
20240011133
Publication date
Jan 11, 2024
T&E INC.
Bae Gyun KIM
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR THE RECOVERY OF ALUMINIUM FROM ALUMINIUM SCRAP, AND MULT...
Publication number
20240011122
Publication date
Jan 11, 2024
LOI THERMPROCESS GMBH
Rukiye GÜLTEKIN
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Recovering Metal from Metal-Bearing Material
Publication number
20230392232
Publication date
Dec 7, 2023
Rio Tinto Technological Resources Inc.
Mark James Fennel
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Recovery of nickel and cobalt from Black Mass
Publication number
20230369667
Publication date
Nov 16, 2023
Umicore
Ryohei YAGI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR RECOVERING ACTIVE METAL OF LITHIUM SECONDARY BATTERY
Publication number
20230369670
Publication date
Nov 16, 2023
SK INNOVATION CO., LTD.
Young Bin SEO
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
20230369671
Publication date
Nov 16, 2023
Li Industries, Inc.
Panni ZHENG
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Methods for Selective Recovery of Rare Earth Elements and Metals fr...
Publication number
20230357886
Publication date
Nov 9, 2023
Georgia Tech Research Corporation
Laura Stoy
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Systems And Methods For Aqueous Recovery Of Lead From Lead Acid Bat...
Publication number
20230313400
Publication date
Oct 5, 2023
Aqua Metals Inc.
Samaresh Mohanta
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Processing Method
Publication number
20230295768
Publication date
Sep 21, 2023
Rio Tinto Technological Resources Inc.
Adam James Burley
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Method for separating and extracting rare-earth and regenerating ra...
Publication number
20230286822
Publication date
Sep 14, 2023
BEIJING UNIVERSITY OF TECHNOLOGY
Yufeng Wu
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SYSTEMS AND METHODS FOR RECOVERING METALS FROM RECYCLED ELECTRICAL...
Publication number
20230268573
Publication date
Aug 24, 2023
Cerium Laboratories LLC
Tim Hossain
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR RECOVERING VALUABLE METAL
Publication number
20230257851
Publication date
Aug 17, 2023
Sumitomo Metal Mining Co., Ltd.
Yu Yamashita
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
DESULFURISATION OF LEAD-CONTAINING WASTE
Publication number
20230235427
Publication date
Jul 27, 2023
EVER RESOURCE LTD
Vimalnath SELVARAJ
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR REUSING ACTIVE MATERIAL BY USING POSITIVE ELECTRODE SCRAP
Publication number
20230238598
Publication date
Jul 27, 2023
LG ENERGY SOLUTION, LTD.
Min-Seo Kim
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Additive for reducing the roasting temperature of fluxed magnetite...
Publication number
20230220513
Publication date
Jul 13, 2023
Jie Li
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR RECYCLING POSITIVE ELECTRODE MATERIAL
Publication number
20230223611
Publication date
Jul 13, 2023
LG ENERGY SOLUTION, LTD.
Jeong Bae LEE
C01 - INORGANIC CHEMISTRY
Information
Patent Application
USE OF REACTOR OUTPUTS TO PURIFY MATERIALS, AND RELATED SYSTEMS
Publication number
20230174396
Publication date
Jun 8, 2023
Massachusetts Institute of Technology
Yet-Ming Chiang
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR TREATING ALLOY
Publication number
20230160035
Publication date
May 25, 2023
Sumitomo Metal Mining Co., Ltd.
Keiji Kudou
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR RECOVERING VALUABLE METAL FROM WASTE ELECTRODE MATERIAL...
Publication number
20230160036
Publication date
May 25, 2023
ECOPRO INNOVATION CO., LTD.
Suk Joon PARK
C01 - INORGANIC CHEMISTRY
Information
Patent Application
BATTERY RECYCLING BY REDUCTION AND CARBONYLATION
Publication number
20230155202
Publication date
May 18, 2023
BASF SE
Wolfgang ROHDE
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
HYDROMETALLURGICAL METHOD FOR SIMULTANEOUSLY EXTRACTING METALS AND...
Publication number
20230137480
Publication date
May 4, 2023
Julio Domingo BONELLI ARENAS
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
HEAT TREATMENT METHOD FOR BATTERY WASTE AND LITHIUM RECOVERY METHOD
Publication number
20230138120
Publication date
May 4, 2023
JX NIPPON MINING & METALS CORPORATION
Hiroshi MIYANAGA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR CONCENTRATING VALUABLE METAL CONTAINED IN LITHIUM ION SE...
Publication number
20230119544
Publication date
Apr 20, 2023
DOWA ECO-SYSTEM CO., LTD.
Ryoei WATANABE
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR RECOVERING VALUABLE SUBSTANCE
Publication number
20230107938
Publication date
Apr 6, 2023
DOWA ECO-SYSTEM CO., LTD.
Chihiro NISHIKAWA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR RECOVERING VALUABLE METALS FROM WASTE BATTERY
Publication number
20230104953
Publication date
Apr 6, 2023
Sumitomo Metal Mining Co., Ltd.
Takashi Iseki
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL