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CPC
C22B15/00
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Parent Industries
C
CHEMISTRY METALLURGY
C22
Metallurgy
C22B
PRODUCTION AND REFINING OF METALS PRETREATMENT OF RAW MATERIALS
Current Industry
C22B15/00
Obtaining copper
Sub Industries
C22B15/0002
Preliminary treatment
C22B15/0004
without modification of the copper constituent
C22B15/0006
by dry processes
C22B15/0008
by wet processes
C22B15/001
with modification of the copper constituent
C22B15/0013
by roasting
C22B15/0015
Oxidizing roasting
C22B15/0017
Sulfating or sulfiding roasting
C22B15/0019
Chloridizing roasting
C22B15/0021
by reducing in gaseous or solid state
C22B15/0023
Segregation
C22B15/0026
Pyrometallurgy
C22B15/0028
Smelting or converting
C22B15/003
Bath smelting or converting
C22B15/0032
in shaft furnaces
C22B15/0034
in rotary furnaces
C22B15/0036
in reverberatory furnaces
C22B15/0039
in electric furnaces
C22B15/0041
in converters
C22B15/0043
in rotating converters
C22B15/0045
in muffles, crucibles, or closed vessels
C22B15/0047
flash smelting or converting
C22B15/005
in a succession of furnaces
C22B15/0052
Reduction smelting or converting
C22B15/0054
Slag, slime, speiss, or dross treating
C22B15/0056
Scrap treating
C22B15/0058
Spent catalysts
C22B15/006
working up of molten copper
C22B15/0063
Hydrometallurgy
C22B15/0065
Leaching or slurrying
C22B15/0067
with acids or salts thereof
C22B15/0069
containing halogen
C22B15/0071
containing sulfur
C22B15/0073
containing nitrogen
C22B15/0076
Cyanide groups
C22B15/0078
with ammoniacal solutions
C22B15/008
with non-acid solutions containing salts of alkali or alkaline earth metals
C22B15/0082
with water
C22B15/0084
Treating solutions
C22B15/0086
by physical methods
C22B15/0089
by chemical methods
C22B15/0091
by cementation
C22B15/0093
by gases
C22B15/0095
Process control or regulation methods
C22B15/0097
Sulfur release abatement
Industries
Overview
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Impact
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
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
Lithium ion battery scrap treatment method
Patent number
11,961,980
Issue date
Apr 16, 2024
JX Metals Corporation
Junichi Arakawa
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
System and method for activating deep raffinate injection based on...
Patent number
11,948,103
Issue date
Apr 2, 2024
Freeport Minerals Corporation
Dana Geislinger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for recovering Cu and method of preparing electrolytic copper
Patent number
11,946,116
Issue date
Apr 2, 2024
JX Metals Corporation
Yuken Fukano
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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
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
Pyrometallurgical process
Patent number
11,920,210
Issue date
Mar 5, 2024
METALLO BELGIUM
Bert Coletti
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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
System and method for adjusting leaching operations based on leach...
Patent number
11,893,519
Issue date
Feb 6, 2024
Freeport Minerals Corporation
Dana Geislinger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method, apparatus and system for processing a composite waste source
Patent number
11,884,992
Issue date
Jan 30, 2024
Newsouth Innovations Pty Limited
Veena Sahajwalla
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
Synthesis of a metastable vanadium pentoxide as a cathode material...
Patent number
11,870,067
Issue date
Jan 9, 2024
The Texas A&M University System
Sarbajit Banerjee
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
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
11,851,729
Issue date
Dec 26, 2023
Sumitomo Metal Mining Co., Ltd.
Yu Yamashita
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Pyrorefining process
Patent number
11,827,953
Issue date
Nov 28, 2023
METALLO BELGIUM
Bert Coletti
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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
System and method for adjusting leaching operations based on leach...
Patent number
11,823,099
Issue date
Nov 21, 2023
Freeport Minerals Corporation
Luciano Kiniti Issoe
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Recovery of precious metals from copper anode slime
Patent number
11,814,699
Issue date
Nov 14, 2023
AMIRKABIR UNIVERSITY OF TECHNOLOG
Malek Naderi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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
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
Copper/tin/lead production
Patent number
11,767,576
Issue date
Sep 26, 2023
METALLO BELGIUM
Bert Coletti
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
Process for reducing the content of oxygen in metallic copper
Patent number
11,753,700
Issue date
Sep 12, 2023
HALDOR TOPSØE A/S
Artem Tarasenko
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Solder production process
Patent number
11,746,395
Issue date
Sep 5, 2023
METALLO BELGIUM
Bert Coletti
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Copper production process
Patent number
11,739,394
Issue date
Aug 29, 2023
METALLO BELGIUM
Bert Coletti
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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
Acid balance in a chloride heap leach
Patent number
11,732,325
Issue date
Aug 22, 2023
BHP CHILE INC.
Damaso Barrios Ormeno
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Mineral separation using functionalized membranes
Patent number
11,731,143
Issue date
Aug 22, 2023
CiDRA Corporate Services Inc.
Paul J. Rothman
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR RECOVERING VALUABLE METAL FROM USED LIB
Publication number
20240132995
Publication date
Apr 25, 2024
MITSUBISHI MATERIALS CORPORATION
Hajime Kawasaki
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SYSTEM AND METHOD FOR ACTIVATING DEEP RAFFINATE INJECTION BASED ON...
Publication number
20240124951
Publication date
Apr 18, 2024
Freeport Minerals Corporation
Dana Geislinger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD FOR PRODUCING LOW-ARSENIC COPPER CONCENTRATE
Publication number
20240124952
Publication date
Apr 18, 2024
NITTETSU MINING CO., LTD.
Yousuke EBISU
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SYSTEM AND METHOD FOR ACTIVATING DEEP RAFFINATE INJECTION BASED ON...
Publication number
20240127135
Publication date
Apr 18, 2024
Freeport Minerals Corporation
Dana Geislinger
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
METHOD FOR CO-PRODUCING BLISTER COPPER BY ENRICHING GERMANIUM AND I...
Publication number
20240110259
Publication date
Apr 4, 2024
Honghe University
Xingxiang FAN
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR EXTRACTING LITHIUM FROM WASTE LITHIUM BATTERY
Publication number
20240088468
Publication date
Mar 14, 2024
GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD
Haijun YU
H01 - BASIC ELECTRIC ELEMENTS
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
Acidomyces Acidothermus and Its Application in Leaching Copper-cont...
Publication number
20240060153
Publication date
Feb 22, 2024
JIANGSU UNIVERSITY OF TECHNOLOGY
Xiafei YIN
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
RECOVERY OF METALS
Publication number
20240055683
Publication date
Feb 15, 2024
Renewable Metals Company Pty Ltd
Mark Daniel Urbani
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
A PROCESS FOR TRANSITION METAL OXIDE REDUCTION
Publication number
20240043960
Publication date
Feb 8, 2024
Helios Project Ltd.
Jonathan Hausner
C21 - METALLURGY OF IRON
Information
Patent Application
LITHIUM ION BATTERY RECYCLING PROCESS UTILIZING MAGNETIC SEPARATION...
Publication number
20240047775
Publication date
Feb 8, 2024
UChicago Argonne, LLC
Albert L. LIPSON
C01 - INORGANIC CHEMISTRY
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
CHEMICAL IMPACTS ON A LEACH STOCKPILE
Publication number
20240037462
Publication date
Feb 1, 2024
Freeport Minerals Corporation
Dana Geislinger
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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
METHOD FOR RECOVERY OF METALS AND METAL ALLOYS FROM WASTE LITHIUM-I...
Publication number
20240002978
Publication date
Jan 4, 2024
THE SECRETARY, MINISTRY OF ELECTRONICS AND INFORMATION TECHNOLOGY, GOVT. OF I...
Rajesh Kumar Sivasankaran NAIR
B22 - CASTING POWDER METALLURGY
Information
Patent Application
LEACHING OF PRECIOUS AND CHALCOPHILE METALS
Publication number
20240002972
Publication date
Jan 4, 2024
MINING AND PROCESS SOLUTIONS PTY LTD
Elsayed Abdelrady Oraby ABDALLA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
RECOVERY OF METALS FROM LITHIUM-ION BATTERIES
Publication number
20240006677
Publication date
Jan 4, 2024
REDIVIVUS, INC.
Alejandro F. GRAF
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Application
SYSTEM AND METHOD FOR ACTIVATING DEEP RAFFINATE INJECTION BASED ON...
Publication number
20230419199
Publication date
Dec 28, 2023
Freeport Minerals Corporation
Dana Geislinger
G06 - COMPUTING CALCULATING COUNTING
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
ENVIRONMENTALLY FRIENDLY PROCESS TO OPTIMIZE COPPER DISSOLUTION AND...
Publication number
20230416873
Publication date
Dec 28, 2023
Lexmark International, Inc.
DINESH TYAGI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SYSTEM AND METHOD FOR ADJUSTING LEACHING OPERATIONS BASED ON LEACH...
Publication number
20230419197
Publication date
Dec 28, 2023
Freeport Minerals Corporation
Dana Geislinger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEM AND METHOD FOR ADJUSTING LEACHING OPERATIONS BASED ON LEACH...
Publication number
20230419198
Publication date
Dec 28, 2023
Freeport Minerals Corporation
Dana Geislinger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD FOR RECOVERING VALUABLE MATERIALS FROM LITHIUM ION SECONDARY...
Publication number
20230411719
Publication date
Dec 21, 2023
DOWA ECO-SYSTEM CO., LTD.
Chihiro NISHIKAWA
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
METHOD FOR RECOVERY OF METAL OXIDES/CARBONATES FROM ASSORTED WASTE...
Publication number
20230391632
Publication date
Dec 7, 2023
THE SECRETARY, MINISTRY OF ELECTRONICS AND INFORMATION TECHNOLOGY, GOVT. OF I...
Ajay KAUSHAL
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
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