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CPC
C22B15/0071
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Parent Industries
C
CHEMISTRY METALLURGY
C22
Metallurgy
C22B
PRODUCTION AND REFINING OF METALS PRETREATMENT OF RAW MATERIALS
C22B15/00
Obtaining copper
Current Industry
C22B15/0071
containing sulfur
Industries
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Patents Grants
last 30 patents
Information
Patent Grant
Method for producing aqueous solution containing nickel or cobalt
Patent number
11,926,882
Issue date
Mar 12, 2024
KOREA ZINC CO., LTD.
Heon Sik Choi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for leaching metal sulfides with reagents having thiocarbon...
Patent number
11,884,993
Issue date
Jan 30, 2024
Jetti Resources, LLC
David Dixon
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for leaching metal sulfides with reagents having thiocarbon...
Patent number
11,859,263
Issue date
Jan 2, 2024
Jetti Resources, LLC
David Dixon
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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
Processes for producing granular copper
Patent number
11,806,789
Issue date
Nov 7, 2023
Destiny Copper Inc.
Ian David Brindle
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method for separating copper, and nickel and cobalt
Patent number
11,718,894
Issue date
Aug 8, 2023
Sumitomo Metal Mining Co., Ltd.
Hiroshi Takenouchi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for disposal of waste printed circuit board thermal cracking...
Patent number
11,692,238
Issue date
Jul 4, 2023
Beijing University of Technology
Yufeng Wu
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Countercurrent process for recovering high purity copper sulfate va...
Patent number
11,673,812
Issue date
Jun 13, 2023
Scandium International Mining Corporation
Willem P. C. Duyvesteyn
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for whole component microwave fast digestion and precious me...
Patent number
11,661,639
Issue date
May 30, 2023
Beijing University of Technology
Yufeng Wu
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Recovery of copper from heap leach residues
Patent number
11,618,934
Issue date
Apr 4, 2023
TECK METALS LTD.
Hector Lizama
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Integrated pressure oxidative leach of copper sulphidic feed with c...
Patent number
11,584,975
Issue date
Feb 21, 2023
Sherritt International Corporation
Preston Carl Holloway
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method of extracting metals from polymetallic sulphide ores or conc...
Patent number
11,560,609
Issue date
Jan 24, 2023
COBRE LAS CRUCES, S.A.U.
Carlos Frías Gómez
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method and system for comprehensive recovery and utilization of cop...
Patent number
11,459,636
Issue date
Oct 4, 2022
Central South University
Zhongwei Zhao
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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
Process for the selective removal of copper compounds and other imp...
Patent number
11,377,365
Issue date
Jul 5, 2022
MOLIBDENOS Y METALES S.A.
Manuel Enrique Guzman Manzo
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method of copper concentrate sulfation and leaching
Patent number
11,220,725
Issue date
Jan 11, 2022
CLEAN RESOURCES PTE. LTD
Abraham Fouad Jalbout
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Method of leaching arsenic from ore comprising copper
Patent number
11,149,328
Issue date
Oct 19, 2021
Colorado School of Mines
Kimberly D. Conner
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
System and method for enhanced metal recovery during atmospheric le...
Patent number
11,124,856
Issue date
Sep 21, 2021
FLSmidth A/S
David J. Chaiko
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
Separation of copper and molybdenum sulfides from pyrite using a se...
Patent number
11,060,165
Issue date
Jul 13, 2021
Cidra Corporate Services, Inc
Mark A. Fernald
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Grant
Coalescing elements in copper production
Patent number
10,988,827
Issue date
Apr 27, 2021
3M Innovative Properties Company
Clinton P. Waller
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for leaching metal sulfides with reagents having thiocarbon...
Patent number
10,961,604
Issue date
Mar 30, 2021
The University of British Columbia
David Dixon
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for leaching metal sulfides with reagents having thiocarbon...
Patent number
10,954,583
Issue date
Mar 23, 2021
The University of British Columbia
David Dixon
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Heap leaching method
Patent number
10,947,606
Issue date
Mar 16, 2021
BHP Billiton Olympic Dam Corporation Pty Ltd
Gary Vernon Rorke
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Process for leaching metal sulfides with reagents having thiocarbon...
Patent number
10,876,186
Issue date
Dec 29, 2020
The University of British Columbia
David Dixon
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Process for leaching metal sulfides with reagents having thiocarbon...
Patent number
10,876,187
Issue date
Dec 29, 2020
The University of British Columbia
David Dixon
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Process for leaching metal sulfides with reagents having thiocarbon...
Patent number
10,870,903
Issue date
Dec 22, 2020
The University of British Columbia
David Dixon
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for leaching metal sulfides with reagents having thiocarbon...
Patent number
10,865,460
Issue date
Dec 15, 2020
The University of British Columbia
David Dixon
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Heap leaching
Patent number
10,815,550
Issue date
Oct 27, 2020
Technological Resources Pty. Limited
Georgios Dimitrakis
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Process for leaching metal sulfides with reagents having thiocarbon...
Patent number
10,781,502
Issue date
Sep 22, 2020
The University of British Columbia
David Dixon
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
A METHOD FOR TARGET METAL REMOVAL VIA SULPHIDE PRECIPITATION
Publication number
20240145805
Publication date
May 2, 2024
LI-CYCLE CORP.
Christopher James Biederman
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PROCESS FOR LEACHING METAL SULFIDES WITH REAGENTS HAVING THIOCARBON...
Publication number
20240141456
Publication date
May 2, 2024
Jetti Resources, LLC
David Dixon
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Microbial-assisted Heap Leaching
Publication number
20240035113
Publication date
Feb 1, 2024
Technological Resources Pty. Limited
Daniel Arthur Kittelty
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
BINDER FOR AN AGGLOMERATION PROCESS
Publication number
20230416150
Publication date
Dec 28, 2023
MINTEK
Stefan Walters Robertson
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PROCESS FOR RECOVERY OF METALS AND CARBON POWDER FROM SPENT LITHIUM...
Publication number
20230411721
Publication date
Dec 21, 2023
HYDROMET TECHNOLOGY SOLUTIONS PRIVATE LIMITED
Navin MITTAL
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
OXIDATIVE BIOLEACHING OF BASE METALS
Publication number
20230407435
Publication date
Dec 21, 2023
BHP Chile Inc.
Clement Chilowa Chibwana
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
A CONTROL SYSTEM OF A COPPER EXTRACTION PROCESS
Publication number
20230383378
Publication date
Nov 30, 2023
KEMIRA OYJ
Sampsa GREUS
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
WET PROCESS FOR RECOVERING VALUABLE METALS FROM LITHIUM BATTERY
Publication number
20230331571
Publication date
Oct 19, 2023
GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD.
Yinghao Xie
C01 - INORGANIC CHEMISTRY
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
METHOD FOR EXTRACTION OF COINAGE METALS
Publication number
20230323505
Publication date
Oct 12, 2023
EXCIR WORKS CORP.
Loghman MORADI
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
EXTRACTION OF BASE METALS USING CARBONACEOUS MATTER AND A THIOCARBO...
Publication number
20230257852
Publication date
Aug 17, 2023
Jetti Resources, LLC
Zihe Ren
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
EQUIPMENT AND METHOD FOR LEACHING COPPER, AND METHOD FOR PRODUCING...
Publication number
20230235426
Publication date
Jul 27, 2023
JX NIPPON MINING & METALS CORPORATION
Akira MIURA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
EXTRACTING BASE METALS USING A WETTING AGENT AND A THIOCARBONYL FUN...
Publication number
20230227936
Publication date
Jul 20, 2023
Jetti Resources, LLC
Zihe Ren
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
OXIDATIVE HEAP LEACHING OF BASE METALS
Publication number
20230203618
Publication date
Jun 29, 2023
BHP Chile Inc.
Clement Chilowa Chibwana
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Integrated Pressure Oxidative Leach of Copper Sulphidic Feed with C...
Publication number
20230076620
Publication date
Mar 9, 2023
SHERRITT INTERNATIONAL CORPORATION
Preston Carl HOLLOWAY
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Method For Cooperative Disposal Of Waste Printed Circuit Board Ther...
Publication number
20230037130
Publication date
Feb 2, 2023
BEIJING UNIVERSITY OF TECHNOLOGY
Yufeng Wu
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PROCESSES FOR PRODUCING GRANULAR COPPER
Publication number
20220402030
Publication date
Dec 22, 2022
Destiny Copper Inc.
Ian David Brindle
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Solid-Liquid-Solid Hydrometallurgical Process Optimized to Increase...
Publication number
20220356544
Publication date
Nov 10, 2022
NOVA MINERALIS S.A.
Tihomir Domic Mihovilovic
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR RECYCLING LITHIUM BATTERIES
Publication number
20220320619
Publication date
Oct 6, 2022
DUESENFELD GMBH
Christian HANISCH
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR PROCESSING ORE OR REFINING INTERMEDIATE
Publication number
20220298600
Publication date
Sep 22, 2022
JX NIPPON MINING & METALS CORPORATION
Yuken FUKANO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PROCESS FOR THE RECOVERY OF METALS FROM OXIDIC ORES
Publication number
20220290273
Publication date
Sep 15, 2022
Umicore
Michel DANIELS
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Co-Processing of Copper Sulphide Concentrate with Nickel Laterite Ore
Publication number
20220267877
Publication date
Aug 25, 2022
SHERRITT INTERNATIONAL CORPORATION
Jan SMIT
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Method for whole component microwave fast digestion and precious me...
Publication number
20220267879
Publication date
Aug 25, 2022
BEIJING UNIVERSITY OF TECHNOLOGY
Yufeng WU
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Comprehensive Recovery Method Of Pyrolysis Polymetallic Product Fro...
Publication number
20220205063
Publication date
Jun 30, 2022
BEIJING UNIVERSITY OF TECHNOLOGY
Dean Pan
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PROCESS FOR THE RECOVERY OF METALS FROM POLYMETALLIC NODULES
Publication number
20220074018
Publication date
Mar 10, 2022
Umicore
Michel DANIELS
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
BATTERY RECYCLING PROCESS
Publication number
20220017989
Publication date
Jan 20, 2022
A.C.N. 630 589 0507 PTY LTD
Gavin Beer
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COUNTERCURRENT PROCESS FOR RECOVERING HIGH PURITY COPPER SULFATE VA...
Publication number
20210347651
Publication date
Nov 11, 2021
Scandium International Mining Corp.
Willem P.C. Duyvesteyn
C01 - INORGANIC CHEMISTRY
Information
Patent Application
RECOVERY OF CRITICAL METALS FROM SX-EW COPPER RAFFINATE AND OTHER S...
Publication number
20210277497
Publication date
Sep 9, 2021
Scandium International Mining Corporation
Willem P.C. Duyvesteyn
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR SEPARATING COPPER FROM NICKEL AND COBALT
Publication number
20210262060
Publication date
Aug 26, 2021
Sumitomo Metal Mining Co., Ltd.
Tatsuya Higaki
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
OPTIMIZED BIOPROCESSING METHOD
Publication number
20210262059
Publication date
Aug 26, 2021
Darren Craig Megaw
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...