ClassID:

119445

C22B23/0453 - CPC Classification

Classification description:

Obtaining nickel or cobalt by wet processes Treatment or purification of solutions, e.g. obtained by leaching

Sub-classes:
Recent Application in this class:
#1
20260110050
2026-04-23

METHOD FOR PROCESSING LITHIUM-ION BATTERY WASTE

#2
20260078468
2026-03-19

Recycling Of Nickel And/Or Lithium From Spent Cathodes Forming Battery Grade Material

#3
20260049375
2026-02-19

METHOD FOR RECOVERING METALS

#4
20260035766
2026-02-05

PROCESS AND SYSTEM FOR RECOVERING COPPER AND COBALT FROM SULFIDIC MATERIALS

#5
20260028695
2026-01-29

EXTRACTION AND RECOVERY OF METALS UNDER AMBIENT CONDITIONS

#6
20260011804
2026-01-08

NON-DESTRUCTIVE METHOD OF RECYCLING SECONDARY BATTERY ELECTRODE MATERIALS USING PLASMA PROCESS

#7
20260009105
2026-01-08

METHOD FOR REMOVING ALUMINUM AND METHOD FOR RECOVERING METALS

#8
20260002233
2026-01-01

METHODS FOR OBTAINING CARBON NEUTRAL OR CARBON NEGATIVE METALS FROM PLANTS, AND RELATED COMPOSITIONS

#9
20250367680
2025-12-04

SEPARATION AND RECYCLING OF LITHIUM-ION BATTERY METALS VIA A MAGNETIC FIELD

#10
20250283190
2025-09-11

METHOD FOR CONTINUOUS MONITORING AND OPTIMIZATION OF RECOVERY PROCESS

#11
20250263306
2025-08-21

PROCESS FOR PREPARING A HIGH-PURITY NICKEL SULPHATE SOLUTION

#12
20250243560
2025-07-31

METAL EXTRACTANT AND SEPARATION RECOVERY METHOD OF METAL IONS USING METAL EXTRACTANT

#13
20250219178
2025-07-03

MULTI-DIMENSION, MULTI-MODE CHROMATOGRAPHY METHODS FOR PRODUCING HIGH PURITY, HIGH YIELD LITHIUM, COBALT, NICKEL, AND MANGANESE SALTS FROM WASTE LITHIUM-ION BATTERIES AND OTHER FEEDSTOCKS

#14
20250215524
2025-07-03

METHOD FOR RECOVERING METALS

#15
20250215523
2025-07-03

Improved Systems And Methods For Metal Recovery From Lithium Ion Batteries

#16
20250179612
2025-06-05

METHOD FOR REMOVING ALUMINUM

#17
20250170496
2025-05-29

METHOD FOR GREEN AND LOW-COST EXTRACTION OF NICKEL-COBALT FROM LATERITE NICKEL ORE

#18
20250163537
2025-05-22

TREATMENT SYSTEM FOR REMOVING IRON-ALUMINUM-CHROMIUM REACTION PRODUCTS IN LEACHING SOLUTION OF LATERITE NICKEL ORE

#19
20250137090
2025-05-01

Compositions and processes for the extraction of metals using non-aqueous solvents

#20
20250128236
2025-04-24

CROSSLINKED STRUCTURE, METAL-TRAPPING MATERIAL INCLUDING SAID CROSSLINKED STRUCTURE, METHOD FOR RECOVERING METAL USING SAID METAL-TRAPPING MATERIAL, AND METHOD FOR MANUFACTURING SAID CROSSLINKED STRUCTURE

#21
20250066871
2025-02-27

METHOD FOR PREPARING NICKEL SULFATE AQUEOUS SOLUTION FROM NICKEL-CONTAINING RAW MATERIAL

#22
20250046901
2025-02-06

PROCESSING METHOD FOR BATTERY MEMBER

#23
20250046900
2025-02-06

METHOD FOR MANUFACTURING BATTERY MATERIAL

#24
20250030075
2025-01-23

METHOD FOR RECOVERING VALUABLE METAL FROM WASTE BATTERY MATERIAL AND WASTE CATHODE ACTIVE MATERIALS

#25
20250030074
2025-01-23

METHOD FOR RECOVERING VALUABLE MATERIALS FROM BATTERIES

#26
20250003027
2025-01-02

METHOD FOR PROCESSING ALLOY

#27
20240410032
2024-12-12

CARBON DIOXIDE BASED MINING FOR CARBON NEGATIVE MINERAL RECOVERY

#28
20240368726
2024-11-07

THIODIGLYCOLAMIC ACID EXTRACTANT, AND PREPARATION METHOD AND USE THEREOF

#29
20240344168
2024-10-17

METAL RECOVERY APPARATUS AND METAL RECOVERY METHOD

#30
20240287647
2024-08-29

SYSTEM FOR RECOVERING VALUABLE MATERIAL FROM CRUCIBLE USED IN PRODUCTION OF POSITIVE ELECTRODE ACTIVE MATERIAL

#31
20240287641
2024-08-29

ARRANGEMENT AND METHOD FOR AIR-INDUCED EVAPORATION AND COOLING

#32
20240279831
2024-08-22

METHOD AND ELECTROCHEMICAL SYSTEM FOR RECYCLING SPENT LITHIUM-ION BATTERY

#33
20240274913
2024-08-15

Method for recovering waste lithium cobalt oxide battery

#34
20240218481
2024-07-04

METHOD FOR RECYCLING LITHIUM BATTERIES

#35
20240213562
2024-06-27

EXTRACTION OF METALS FROM LITHIUM-ION BATTERY MATERIAL

#36
20240128530
2024-04-18

VALUABLE METAL RECOVERY METHOD AND RECOVERY APPARATUS

#37
20240113349
2024-04-04

NICKEL-METAL HYDRIDE (NIMH) BATTERY RECYCLING

#38
20240102128
2024-03-28

SOLVENT EXTRACTION METHOD FOR SEPARATION AND RECOVERY OF NICKEL, COBALT, MANGANESE, AND ZINC

#39
20240043962
2024-02-08

Polymetallic nodule mineral processing

#40
20240011123
2024-01-11

METHODS FOR REGENERATING LI AND NI FROM A SOLUTION

#41
20230383377
2023-11-30

HYDROMETALLURGICAL PROCESS FOR LITHIUM-ION BATTERY WASTE RECYCLING

#42
20230332269
2023-10-19

METHOD FOR RECYCLING NICKEL, COBALT AND MANGANESE FROM FEED LIQUID CONTAINING NICKEL, COBALT AND MANGANESE

#43
20230332267
2023-10-19

RECYCLING METHOD FOR MIXED WASTE MATERIAL OF LITHIUM NICKEL MANGANESE COBALT OXIDE AND LITHIUM IRON PHOSPHATE

#44
20230332265
2023-10-19

METHOD FOR SEPARATING NICKEL FROM LITHIUM, AND APPLICATION THEREOF

#45
20230304130
2023-09-28

METHOD FOR RECOVERING LITHIUM FROM LITHIUM ION BATTERY SCRAP

#46
20230304126
2023-09-28

A PROCESS FOR RECOVERING COBALT ION, NICKEL ION AND MANGANESE ION FROM METAL-CONTAINING RESIDUES

#47
20230272503
2023-08-31

Method for recycling battery by incomplete extraction

#48
20230265540
2023-08-24

EXTRACTION METHOD FOR REMOVING ALUMINUM FROM TERNARY BATTERY MATERIAL LEACHATE

#49
20230227326
2023-07-20

Method for producing battery-grade nickel sulfate by using laterite nickel ore

#50
20230219040
2023-07-13

METHOD OF SEPARATING AND RECOVERING COBALT SALT AND NICKEL SALT

#51
20230193420
2023-06-22

Process for oxidative cleavage of vegetable oils containing monosaturated fatty acid triglycerides

#52
20230160036
2023-05-25

Method for recovering valuable metal from waste electrode material of lithium secondary battery by using lithium carbonate

#53
20230063110
2023-03-02

SLURRY PROCESSING APPARATUS, MICROBUBBLE GENERATION EQUIPMENT, AND SLURRY PROCESSING METHOD

#54
20230042034
2023-02-09

PROCESS FOR THE RECOVERY OF CATHODE MATERIALS IN THE RECYCLING OF BATTERIES

#55
20220384868
2022-12-01

Battery-level Ni—Co—Mn mixed solution and preparation method for battery-level Mn solution

#56
20220243302
2022-08-04

METHOD FOR PROCESSING COPPER AND NICKEL SULFIDE MATERIALS

#57
20210324495
2021-10-21

Process for the recycling of spent lithium ion cells

#58
20210317547
2021-10-14

Process for recovering metals from recycled rechargeable batteries

#59
20210242514
2021-08-05

Systems and methods for recycling electrodes

#60
20210108286
2021-04-15

Method for recovering lithium from lithium ion battery scrap

#61
20210108285
2021-04-15

Lithium recovery method

#62
20210062293
2021-03-04

Method of inhibiting degradation of DSX extractant by auxiliary means

#63
20210032721
2021-02-04

Method for recycling lithium batteries

#64
20200108356
2020-04-09

Selective extraction film for mining application

#65
20200010923
2020-01-09

Process for the recovery of cobalt and tungstic acid and/or its derivatives from aqueous solutions

#66
20190177864
2019-06-13

SYSTEMS AND METHODS FOR METAL RECOVERY

#67
20180305832
2018-10-25

System and method for parallel solution extraction of one or more metal values from metal-bearing materials

#68
20180291478
2018-10-11

Mineral ore slurry pretreatment method, and method for manufacturing mineral ore slurry

#69
20180037971
2018-02-08

Ore slurry pre-treatment method and ore slurry manufacturing method

#70
20170321299
2017-11-09

Process for the recovery of cobalt and tungstic acid and/or its derivatives from aqueous solutions

#71
20160355937
2016-12-08

System and method for parallel solution extraction of one or more metal values from metal-bearing materials

#72
20160355907
2016-12-08

Method for crushing hard tungsten carbide scraps

#73
20160340201
2016-11-24

Process for producing hemataite for ironmaking

#74
20160271624
2016-09-22

Flotation reagents and flotation processes utilizing same

#75
20160230296
2016-08-11

Systems and methods for copper recovery via roasting and leaching

#76
20160115563
2016-04-28

Method for recovering metals

#77
20160010177
2016-01-14

Method for separating impurities from an acidic solution containing nickel and cobalt and/or scandium

#78
20150361527
2015-12-17

System and method for parallel solution extraction of one or more metal values from metal-bearing materials

#79
20150361524
2015-12-17

Method for purification of a cobalt containing solution by continuous ion exchange

#80
20150315674
2015-11-05

Nickel extraction method

#81
20150315671
2015-11-05

SETTLING SEPARATION PROCESS FOR NUETRALIZED SLURRY AND HYDROMETALLURGICAL PROCESS FOR NICKEL OXIDE ORE

#82
20150315046
2015-11-05

HEAVY-METAL REMOVAL METHOD AND HEAVY-METAL REMOVAL DEVICE

#83
20150096412
2015-04-09

Nickel and cobalt recovery using continuous ion exchange

#84
20150000466
2015-01-01

Production of high grade nickel product

#85
20140328737
2014-11-06

Cobalt extraction method

#86
20140322109
2014-10-30

Method for producing high-purity nickel surface

#87
20140314641
2014-10-23

Flotation reagents and flotation processes utilizing same

#88
20140234187
2014-08-21

Valuable metal extraction agent and valuable metal extraction method using said extraction agent

#89
20140048987
2014-02-20

Method for shortening operation shutdown time of high pressure acid leach equipment in a hydrometallurgical process

#90
20130199620
2013-08-08

Liquid storage apparatus and method of controlling the pressure in the same

#91
20120247271
2012-10-04

PROCESS FOR RECOVERING METALS AND METAL COMPOUNDS FROM MINED ORE AND OTHER METAL-BEARING RAW SOURCE MATERIALS

#92
20120213681
2012-08-23

Direct purification of a nickel laterite leaching effluent

#93
20120204680
2012-08-16

System and Method for Recovery of Nickel Values From Nickel-Containing Ores

#94
20110290077
2011-12-01

Process for separating copper and/or nickel from cobalt containing solutions

#95
20110232421
2011-09-29

Nickel recovery from a high ferrous content laterite ore

#96
20110150729
2011-06-23

Process for Heap Leaching of Nickeliferous Oxidic Ores

#97
20110100163
2011-05-05

Atmospheric acid leach process for laterites

#98
20110072936
2011-03-31

Method for separating and recovering nickel and lithium

#99
20100296988
2010-11-25

Selectively leaching cobalt from lateritic ores

#100
20100278686
2010-11-04

Process for recovering metals and metal compounds from mined ore and other metal-bearing raw source materials

#101
20100269634
2010-10-28

PRODUCTION OF METAL NANOPARTICLES

#102
20100196190
2010-08-05

Process for recovery of nickel and cobalt from laterite ores using ion exchange resin

#103
20100098608
2010-04-22

Process for the hydrometallurgical treatment of a lateritic nickel/cobalt ore and process for producing nickel and/or cobalt intermediate concentrates or commercial products using it

#104
20100028227
2010-02-04

Hydrometallurgical process for nickel oxide ore

#105
20100021370
2010-01-28

Flotation reagents and flotation processes utilizing same

#106
20090249921
2009-10-08

Process for production of nickel and cobalt using metal hydroxide, metal oxide and/or metal carbonate

#107
20090241731
2009-10-01

System and method for extracting base metal values from oxide ores

#108
20090208405
2009-08-20

Process for manufacturing prefluxed metal oxide from metal hydroxide and metal carbonate precursors

#109
20090180945
2009-07-16

Liquid and solid effluent treatment process

#110
20090158896
2009-06-25

Monodisperse, Macroporous Chelating Resins in Metal Winning

#111
20090056502
2009-03-05

HYDROMETALLURGICAL PROCESS FOR RECOVERY OF NICKEL AND COBALT

#112
20090056501
2009-03-05

HYDROMETALLURGICAL PROCESS USING RESIN-NEUTRALIZED-SOLUTION OF A HEAP LEACHING EFFLUENT

#113
20090056500
2009-03-05

Resin-in-leach process to recover nickel and/or cobalt in ore leaching pulps

#114
20080289448
2008-11-27

Hybrid process using ion exchange resins in the selective recovery of nickel and cobalt from leaching effluents

#115
20080245734
2008-10-09

Synergistic solvent extraction process

#116
20080128354
2008-06-05

METHOD FOR WASHING FILTRATION MEMBRANES

#117
20080075645
2008-03-27

Process for complete utilisation of olivine constituents

#118
20080038168
2008-02-14

Solvent Extraction Process For Separating Cobalt And/Or Manganese From Impurities In Leach Solutions

#119
20080016986
2008-01-24

Production of ferro-nickel or nickel matte by a combined hydrometallurgical and pyrometallurgical process

#120
20080011126
2008-01-17

Production of ferronickel

#121
20070041884
2007-02-22

Resin and process for extracting non-ferrous metals

#122
20070034056
2007-02-15

Process for recovery of nickel and cobalt by heap leaching of low grade nickel or cobalt containing material

#123
20070034052
2007-02-15

Production of metal nanoparticles

#124
20060263282
2006-11-23

Process for nickel and cobalt extraction from laterite ores

#125
20060189113
2006-08-24

Metal nanoparticle compositions

#126
20060159603
2006-07-20

Separation of metal nanoparticles

#127
20060042416
2006-03-02

Method of preparing nano scale nickel powders by wet reducing process

#128
20060024224
2006-02-02

Method for nickel and cobalt recovery from laterite ores by combination of atmospheric and moderate pressure leaching

#129
20050211631
2005-09-29

Method for the separation of zinc and a second metal which does not form an anionic complex in the presence of chloride ions

#130
20050211022
2005-09-29

Integrated ammoniacal solvent extraction and hydrogen reduction of nickel