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C22B3/04
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Parent Industries
C
CHEMISTRY METALLURGY
C22
Metallurgy
C22B
PRODUCTION AND REFINING OF METALS PRETREATMENT OF RAW MATERIALS
C22B3/00
Extraction of metal compounds from ores or concentrates by wet processes
Current Industry
C22B3/04
by leaching
Industries
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Patents Grants
last 30 patents
Information
Patent Grant
Process for obtaining vanadium oxide from a gasifier slag field
Patent number
11,945,728
Issue date
Apr 2, 2024
Reliance Industries Limited
Sateesh Daggupati
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Systems and methods for closed-loop recycling of a liquid component...
Patent number
11,923,518
Issue date
Mar 5, 2024
Clarios Advanced Germany Gmbh & Co. KG
Eberhard Meissner
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Activation system and method for enhancing metal recovery during at...
Patent number
11,898,221
Issue date
Feb 13, 2024
FLSmidth A/S
David J. Chaiko
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Lithium extraction process and apparatus
Patent number
11,873,540
Issue date
Jan 16, 2024
U.S. Borax Inc.
Amit Patwardhan
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for recovering gold from ores
Patent number
11,827,952
Issue date
Nov 28, 2023
Bromine Compounds Ltd.
Ronen Naim
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Method for recovering valuable elements from precombustion coal-bas...
Patent number
11,821,054
Issue date
Nov 21, 2023
University of Kentucky Research Foundation
Rick Honaker
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Methods for purifying and recycling lead from spent lead-acid batte...
Patent number
11,791,505
Issue date
Oct 17, 2023
CPS Technology Holdings LLC
Matthew A. Spence
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
System and methods for in situ recovery and processing of recovered...
Patent number
11,697,914
Issue date
Jul 11, 2023
Denison Mines Corp.
Peter Longo
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Material and its method for rapid eluting in an ionic rare earth or...
Patent number
11,656,207
Issue date
May 23, 2023
Tsinghua University
Guocai Zhu
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Systems and methods for monitoring metal recovery systems
Patent number
11,639,539
Issue date
May 2, 2023
Freeport Minerals Corporation
John Warren Dean
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Systems and methods for improvement of metal recovery and stability...
Patent number
11,613,793
Issue date
Mar 28, 2023
Differential Engineering Inc.
Thomas Joseph Seal
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for cleanly extracting metallic silver
Patent number
11,566,333
Issue date
Jan 31, 2023
Institute of Process Engineering, Chinese Academy of Sciences
Hui Zhang
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Methods for treating lithium-containing materials
Patent number
11,519,081
Issue date
Dec 6, 2022
NEMASKA LITHIUM INC.
Jean-François Magnan
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Molecularly imprinted polymer beads for extraction of metals and us...
Patent number
11,458,453
Issue date
Oct 4, 2022
6th Wave Innovations Corp.
Jonathan P. Gluckman
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method for pre-treatment of gold-bearing oxide ores
Patent number
11,401,580
Issue date
Aug 2, 2022
Barrick Gold Corporation
Yeonuk Choi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for decomposing medium-/low-grade scheelite
Patent number
11,384,410
Issue date
Jul 12, 2022
Jiangxi University of Science and Technology
Linsheng Wan
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for multi-recycling, low-energy and high-purity extraction...
Patent number
11,371,117
Issue date
Jun 28, 2022
CENTRAL ENERGY SCIENCE TECHNOLOGY LTD.
Yi-Yang Xu
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method and apparatus for liquid/solid separation such as dewatering...
Patent number
11,344,823
Issue date
May 31, 2022
Sepro Mineral Systems Corp.
Steven Alexander McAlister
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Systems and methods for monitoring metal recovery systems
Patent number
11,332,808
Issue date
May 17, 2022
Freeport Minerals Corporation
John Warren Dean
E21 - EARTH DRILLING MINING
Information
Patent Grant
Processes and systems for regenerating alkali process streams
Patent number
11,312,636
Issue date
Apr 26, 2022
GRAYMONT WESTERN US INC.
Shiaw Tseng
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Sequestration of macronutrients from anaerobic wastewater treatment...
Patent number
11,225,427
Issue date
Jan 18, 2022
The Regents of the University of Colorado
Mark T. Hernandez
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Methods and apparatus for counter-current leaching of finely divide...
Patent number
11,207,613
Issue date
Dec 28, 2021
Drake Water Technologies, Inc.
Ronald N. Drake
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Beneficiation of values from ores with a heap leach process
Patent number
11,203,044
Issue date
Dec 21, 2021
ANGLO AMERICAN SERVICES (UK) LTD.
Anthony Owen Filmer
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Grant
Ionic liquid solvents of perhalide type for metals and metal compounds
Patent number
11,198,921
Issue date
Dec 14, 2021
Petroliam Nasional Berhad (Petronas)
Robin Don Rogers
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Selective separation of elements or commodities of interest in aque...
Patent number
11,186,896
Issue date
Nov 30, 2021
COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATION
Grant Brian Douglas
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Systems and processes for recovering scandium values from laterite...
Patent number
11,142,809
Issue date
Oct 12, 2021
Scandium International Mining Corp.
Willem P. C. Duyvesteyn
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for separation of antimony and arsenic from a leach solution
Patent number
11,124,857
Issue date
Sep 21, 2021
GOLDCORP INC.
Marcus Tomlinson
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Low acidity, low solids pressure oxidative leaching of sulphidic feeds
Patent number
11,118,244
Issue date
Sep 14, 2021
Sherritt International Corporation
Jan Tjeerd Smit
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Methods for treating lithium-containing materials
Patent number
11,085,121
Issue date
Aug 10, 2021
Nemaska Lithium Inc.
Jean-François Magnan
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Systems and methods for continuous alkaline lead acid battery recyc...
Patent number
11,072,864
Issue date
Jul 27, 2021
Aqua Metals Inc.
Robert Lewis Clarke
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Patents Applications
last 30 patents
Information
Patent Application
HYDROMETALLURGICAL METHOD FOR RECOVERING LITHIUM FROM LITHIUM-CONTA...
Publication number
20240150865
Publication date
May 9, 2024
KOREA INSTITUTE OF GEOSCIENCE & MINERAL RESOURCES
SHUN MYUNG SHIN
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Lithium Extraction Process and Apparatus
Publication number
20240132998
Publication date
Apr 25, 2024
U.S. Borax Inc.
Amit Patwardhan
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
ELECTROKINETIC DEVICE AND METHOD FOR IN-SITU LEACHING OF URANIUM
Publication number
20240117467
Publication date
Apr 11, 2024
University of South China
Chunguang LI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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
A Lithium Extraction Process and Apparatus
Publication number
20240102130
Publication date
Mar 28, 2024
U.S. Borax Inc.
Amit Patwardhan
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
RECOVERY OF METAL FROM LEACH PROCESSING
Publication number
20240084416
Publication date
Mar 14, 2024
EXTRAKT PROCESS SOLUTIONS, LLC
Christian KUJAWA
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
METHODS FOR TREATING LITHIUM-CONTAINING MATERIALS
Publication number
20240068113
Publication date
Feb 29, 2024
NEMASKA LITHIUM INC.
Jean-François MAGNAN
C01 - INORGANIC CHEMISTRY
Information
Patent Application
SYSTEMS AND METHODS FOR SUBSURFACE METAL RECOVERY
Publication number
20240026492
Publication date
Jan 25, 2024
Freeport Minerals Corporation
Casey J. Clayton
G08 - SIGNALLING
Information
Patent Application
SYSTEMS AND METHODS FOR IMPROVED RAFFINATE INJECTION
Publication number
20240026493
Publication date
Jan 25, 2024
Freeport Minerals Corporation
Sarah Lyons
G08 - SIGNALLING
Information
Patent Application
METHODS FOR PURIFYING AND RECYCLING LEAD FROM SPENT LEAD-ACID BATTE...
Publication number
20240021905
Publication date
Jan 18, 2024
CPS Technology Holdings LLC
Matthew A. Spence
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PROCESS FOR GOLD AND/OR PLATINUM GROUP METALS HEAP LEACHING WITH LIME
Publication number
20240002977
Publication date
Jan 4, 2024
S.A. Lhoist Recherche et Developpement
Chris Du Plessis
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SYSTEM AND METHOD FOR DETERMINING CHANGES TO A HEAT PROFILE OF A ST...
Publication number
20230418269
Publication date
Dec 28, 2023
Freeport Minerals Corporation
Steven Chad Richardson
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PROCESS FOR RECOVERING PRECIOUS METAL FROM AN AQUEOUS SOLUTION
Publication number
20230399719
Publication date
Dec 14, 2023
CLEAN MINING PTY LTD.
Xianwen DAI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
ULTRAFAST FLASH JOULE HEATING SYNTHESIS METHODS AND SYSTEMS FOR PER...
Publication number
20230374623
Publication date
Nov 23, 2023
William Marsh Rice University
James M. Tour
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SYSTEMS AND METHODS FOR IMPROVEMENT OF METAL RECOVERY AND STABILITY...
Publication number
20230349023
Publication date
Nov 2, 2023
DIFFERENTIAL ENGINEERING INC.
Thomas Joseph Seal
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
RECOVERING RARE EARTH ELEMENTS AND OTHER TRACE METALS FROM CARBON-B...
Publication number
20230332274
Publication date
Oct 19, 2023
Red Leaf Resources, Inc.
James Patten
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR RECOVERING LITHIUM AND METHOD FOR PRODUCING LITHIUM CARB...
Publication number
20230295770
Publication date
Sep 21, 2023
KANTO DENKA KOGYO CO.,LTD.
Takuro ABE
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SUPERCRITICAL FLUID-ENHANCED SELECTIVE EXTRACTION OF RARE EARTH ELE...
Publication number
20230249100
Publication date
Aug 10, 2023
Washington University
Young-Shin JUN
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR RECOVERING ACTIVE METAL OF LITHIUM SECONDARY BATTERY
Publication number
20230250507
Publication date
Aug 10, 2023
SK INNOVATION CO., LTD.
Hyeon Hui LEE
C01 - INORGANIC CHEMISTRY
Information
Patent Application
HEAP LEACHING
Publication number
20230227935
Publication date
Jul 20, 2023
ANGLO AMERICAN TECHNICAL & SUSTAINABILITY SERVICES LTD
Anthony Owen FILMER
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SYSTEMS AND METHODS FOR MONITORING METAL RECOVERY SYSTEMS
Publication number
20230227934
Publication date
Jul 20, 2023
Freeport Minerals Corporation
John Warren Dean
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SYSTEMS AND METHODS FOR HYDROMETALLURGICAL, ANTI-SOLVENT, AND ELECT...
Publication number
20230220514
Publication date
Jul 13, 2023
THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK
Ah-Hyung Alissa PARK
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRODUCING MIXED METAL SOLUTION AND METHOD FOR PRODUCING...
Publication number
20230193422
Publication date
Jun 22, 2023
JX NIPPON MINING & METALS CORPORATION
Junichi ARAKAWA
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 AND DEVICE FOR RECOVERING METAL
Publication number
20230147264
Publication date
May 11, 2023
3R-CYCLE OY
Tero RINNE
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
SULPHIDE OXIDATION IN LEACHING OF MINERALS
Publication number
20230147263
Publication date
May 11, 2023
Glencore Technology Pty Limited
Paul VOIGT
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Process of Rare Earth Recovery from Ores Containing Bastnaesite
Publication number
20230124458
Publication date
Apr 20, 2023
The Saskatchewan Research Council
Jack Zhang
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR RECOVERING LITHIUM AND METHOD FOR PROCESSING LITHIUM ION...
Publication number
20230104457
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
METHODS FOR TREATING LITHIUM-CONTAINING MATERIALS
Publication number
20230080642
Publication date
Mar 16, 2023
NEMASKA LITHIUM INC.
Jean-François MAGNAN
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...