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Hydrochloric acid, other halogenated acids or salts thereof
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C22B3/10
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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
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C22B3/10
Hydrochloric acid, other halogenated acids or salts thereof
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Patents Grants
last 30 patents
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Patent Grant
Solid-liquid-solid hydrometallurgical method for the solubilization...
Patent number
12,180,560
Issue date
Dec 31, 2024
NOVA MINERALIS S.A.
Rodrigo Andrés Cortés Cortés
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Polymetallic nodule mineral processing
Patent number
12,065,715
Issue date
Aug 20, 2024
LOKE MARINE MINERALS AS
Benjamin David Geldart
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Methods of selectively recovering palladium from a palladium-contai...
Patent number
12,012,642
Issue date
Jun 18, 2024
Battelle Energy Alliance, LLC
Tedd E. Lister
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Leaching method of scheelite
Patent number
11,999,626
Issue date
Jun 4, 2024
Chongyi Zhangyuan Tungsten Co., Ltd
Guozuan Xu
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Caustic conversion process
Patent number
12,000,013
Issue date
Jun 4, 2024
Australian Nuclear Science & Technology Organisation
Andrew Napier
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Microwave chemical method for totally extracting fluorine and rare...
Patent number
11,957,996
Issue date
Apr 16, 2024
Sichuan Normal University
Shilin Zhao
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for separating copper from nickel and cobalt
Patent number
11,959,151
Issue date
Apr 16, 2024
Sumitomo Metal Mining Co., Ltd.
Tatsuya Higaki
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for clean metallurgy of molybdenum
Patent number
11,959,152
Issue date
Apr 16, 2024
Central South University
Zhongwei Zhao
C01 - INORGANIC CHEMISTRY
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
Process for the recovery of rare earths
Patent number
11,858,824
Issue date
Jan 2, 2024
Arafura Resources Limited
Alexander Dean Elliot
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for extracting rare earth elements from rare earth element h...
Patent number
11,834,729
Issue date
Dec 5, 2023
Guangzhou Institute of Geochemistry, Chinese Academy of Sciences
Jianxi Zhu
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Extraction of iron (III) oxide from different iron-containing ores
Patent number
11,795,521
Issue date
Oct 24, 2023
The American University in Cairo
Nageh K. Allam
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Precious metals recovery
Patent number
11,788,170
Issue date
Oct 17, 2023
Stillwater Mining Company
Dave Shuck
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Processing rare earth sulphate solutions
Patent number
11,767,228
Issue date
Sep 26, 2023
Arafura Resources Limited
Alexander Dean Elliot
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for preparing a leach feed matertial
Patent number
11,535,910
Issue date
Dec 27, 2022
TNG Limited
Damian Edward Gerard Connelly
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for preparing lead directly from lead-containing material by...
Patent number
11,519,054
Issue date
Dec 6, 2022
University of Science and Technology Beijing
Chengyan Wang
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Rare earth metal oxide process including extracting rare earth meta...
Patent number
11,401,579
Issue date
Aug 2, 2022
Seren Technologies Limited
Peter Nockemann
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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
Processing for the extraction of rare earth elements
Patent number
11,345,977
Issue date
May 31, 2022
Rare Element Resources Ltd.
Henry Kasaini
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for separating rare earth element
Patent number
11,326,228
Issue date
May 10, 2022
National Institute of Advanced Industrial Science and Technology
Takeshi Ogata
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for recovering a minor metal and/or rare-earth metal
Patent number
11,299,796
Issue date
Apr 12, 2022
JX Nippon Mining & Metals Corporation
Kota Nakashima
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Grant
Processing of lithium containing material including HCl sparge
Patent number
11,286,170
Issue date
Mar 29, 2022
Reed Advanced Materials Pty Ltd
Yatendra Sharma
C01 - INORGANIC CHEMISTRY
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
Preparation of rare earth metals and other chemicals from industria...
Patent number
11,186,894
Issue date
Nov 30, 2021
Purdue Research Foundation
Nien-Hwa Linda Wang
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Extraction of metals from metallic compounds
Patent number
11,091,819
Issue date
Aug 17, 2021
Rare Element Resources Ltd.
Henry Kasaini
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for separating metal components
Patent number
11,066,724
Issue date
Jul 20, 2021
Sumitomo Electric Industries, Ltd.
Tomoyuki Awazu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Systems and methods to chemically treat metal-bearing waste streams...
Patent number
11,066,723
Issue date
Jul 20, 2021
Elixsys, Inc.
Lucien Papouchado
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for recovering gold from ores
Patent number
11,041,227
Issue date
Jun 22, 2021
Bromine Compounds Ltd.
Keren Larmour-Ship
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Reactor systems for recovering metals, and related methods
Patent number
11,035,023
Issue date
Jun 15, 2021
Battelle Energy Alliance, LLC
Tedd E. Lister
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Hydrometallurgical treatment process for extraction of precious, ba...
Patent number
10,988,826
Issue date
Apr 27, 2021
LIFEZONE LIMITED
Keith Stuart Liddell
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
PRECIOUS METALS RECOVERY
Publication number
20240376567
Publication date
Nov 14, 2024
STILLWATER MINING COMPANY
Dave Shuck
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR REDUCTIVE EXTRACTION OF IRIDIUM, RHODIUM AND/OR RUTHENIUM
Publication number
20240309488
Publication date
Sep 19, 2024
Heraeus Deutschland GmbH & Co. KG
Sybille OTT
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD AND ELECTROCHEMICAL SYSTEM FOR RECYCLING SPENT LITHIUM-ION B...
Publication number
20240279831
Publication date
Aug 22, 2024
East China University of Science and Technology
Shuai Gu
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
MIXED RARE EARTH CONCENTRATE MINERAL AND SUSPENDED MINERAL PHASE TR...
Publication number
20240279773
Publication date
Aug 22, 2024
NORTHEASTERN UNIVERSITY
Peng GAO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
COMPOSITIONS COMPRISING PROTEINS AND METHODS OF USE THEREOF FOR RAR...
Publication number
20240279774
Publication date
Aug 22, 2024
LAWRENCE LIVERMORE NATIONAL SECURITY, LLC
Dan Mcfarland Park
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PREPARATION OF RARE EARTH METALS AND OTHER CHEMICALS FROM INDUSTRIA...
Publication number
20240271247
Publication date
Aug 15, 2024
Purdue Research Foundation
Nien-Hwa Linda Wang
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
RECOVERY OF METALS FROM METALLIC OR METAL-BEARING MATERIALS
Publication number
20240218480
Publication date
Jul 4, 2024
AFRICAN RAINBOW MINERALS LIMITED
Gerard PRETORIUS
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR PRODUCING INORGANIC SOLUTION, AND APPARATUS FOR PRODUCIN...
Publication number
20240158249
Publication date
May 16, 2024
NATIONAL INSTITUTES FOR QUANTUM SCIENCE AND TECHNOLOGY
Masaru Nakamichi
C01 - INORGANIC CHEMISTRY
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
POLYMETALLIC NODULE MINERAL PROCESSING
Publication number
20240043962
Publication date
Feb 8, 2024
Loke Marine Minerals AS
Benjamin David Geldart
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR PRODUCING FERRONICKEL AND REMOVING CHROMIUM FROM NICKEL...
Publication number
20240035115
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
METHOD FOR SELECTIVE EXTRACTION OF GOLD BY NIACIN
Publication number
20240018624
Publication date
Jan 18, 2024
INDIAN INSTITUTE OF TECHNOLOGY MADRAS (IIT MADRAS)
Pradeep THALAPPIL
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHODS FOR REGENERATING LI AND NI FROM A SOLUTION
Publication number
20240011123
Publication date
Jan 11, 2024
BASF Corporation
Tinoush Dinn
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
INTEGRATION OF CARBON SEQUESTRATION WITH SELECTIVE HYDROMETALLURGIC...
Publication number
20240002973
Publication date
Jan 4, 2024
NEGATIVE EMISSIONS MATERIALS, INC.
Jeremy William LEY
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PRECIOUS METALS RECOVERY
Publication number
20230416872
Publication date
Dec 28, 2023
STILLWATER MINING COMPANY
Dave Shuck
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
GAS-ASSISTED MICROFLOW EXTRACTION (GAME) SYSTEM PATENT
Publication number
20230416867
Publication date
Dec 28, 2023
Virginia Tech Intellectual Properties, Inc.
Wencai Zhang
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR RECOVERING NOBLE METAL FROM HETEROGENEOUS CATALYSTS CONT...
Publication number
20230407503
Publication date
Dec 21, 2023
Heraeus Deutschland GmbH & Co. KG
Dirk MAIER
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
COMPOSITE MATERIAL AND PROCESS FOR EXTRACTING LITHIUM USING THE SAME
Publication number
20230381736
Publication date
Nov 30, 2023
GEOLITH
GUILLAUME GROS
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CIRCULAR ELECTROCHEMICAL METAL RECOVERY
Publication number
20230332318
Publication date
Oct 19, 2023
Coby Tao
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PROCESSING OF TITANIFEROUS ORES AND MINERALS
Publication number
20230312364
Publication date
Oct 5, 2023
NSGI NON-FERROUS METALS INC.
Enrico DI CESARE
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHOD FOR TREATING SULFIDE
Publication number
20230295766
Publication date
Sep 21, 2023
Sumitomo Metal Mining Co., Ltd.
Hiroshi Takenouchi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PROCESS FOR RECOVERING TITANIUM DIOXIDE
Publication number
20230220516
Publication date
Jul 13, 2023
Commonwealth Scientific and Industrial Research Organisation
Goutam Kumar DAS
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
HIGH PRESSURE CAUSTIC LEACH METHODS AND PROCESSES FOR RECOVERY OF S...
Publication number
20230192506
Publication date
Jun 22, 2023
IMPERIAL MINING GROUP LIMITED
Yemi OYEDIRAN
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR EXTRACTING RARE EARTH ELEMENTS FROM RARE EARTH ELEMENT H...
Publication number
20230151456
Publication date
May 18, 2023
Guangzhou Institute of Geochemistry, Chinese Academy of Sciences
Jianxi ZHU
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
HIGH-EFFICIENCY GOLD RECOVERY WITH CUCURBIT[6]URIL
Publication number
20230133292
Publication date
May 4, 2023
Northwestern University
Huang Wu
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PROCESSING FOR THE EXTRACTION OF RARE EARTH ELEMENTS
Publication number
20230115288
Publication date
Apr 13, 2023
Rare Element Resources Ltd.
Henry Kasaini
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
COMPOSITIONS AND SYSTEMS FOR SELECTIVE LITHIUM LEACHING AND RELATED...
Publication number
20230102673
Publication date
Mar 30, 2023
American Battery Technology Company
Ryan Mitchell Melsert
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SYSTEMS AND METHODS FOR LITHIUM EXTRACTION FROM SEDIMENTARY DEPOSITS
Publication number
20230098644
Publication date
Mar 30, 2023
American Battery Technology Company
Ryan Mitchell Melsert
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
AN IMPROVED PROCESS FOR THE RECOVERY OF ZINC FROM ZINC-BEARING RAW...
Publication number
20230094835
Publication date
Mar 30, 2023
TÉCNICAS REUNIDAS, S.A.
Ana Belén Mejías Cordero
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
COMPREHENSIVE RECYCLING METHOD FOR WASTE LITHIUM IRON PHOSPHATE BAT...
Publication number
20230050044
Publication date
Feb 16, 2023
HUNAN JIN YUAN NEW MATERIALS JOINT STOCK COMPANY LIMITED
Xunbing LIU
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...