ClassID:

119261

C22B3/22 - CPC Classification

Classification description:

Extraction of metal compounds from ores or concentrates by wet processes; Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition

Sub-classes:
Recent Application in this class:
#1
20260139344
2026-05-21

BATTERY RECYCLING BY TREATMENT OF THE LEACH WITH METALLIC NICKEL

#2
20260139340
2026-05-21

SYSTEMS AND METHODS FOR MONITORING METAL RECOVERY SYSTEMS

#3
20260132486
2026-05-14

METHOD OF RECOVERING LITHIUM

#4
20260125775
2026-05-07

INTERNAL WATER REUSE IN DIRECT LITHIUM EXTRACTION SYSTEMS

#5
20260125278
2026-05-07

METHOD FOR RECOVERING NICKEL HYDROXIDE AND NICKEL SULFATE FROM NICKEL-CONTAINING MATERIALS

#6
20260124556
2026-05-07

LITHIUM RECOVERY USING AQUEOUS SOURCES

#7
20260110103
2026-04-23

METHOD FOR EXTRACTING METALS FROM SAPROLITE LATERITE NICKEL ORE

#8
20260110050
2026-04-23

METHOD FOR PROCESSING LITHIUM-ION BATTERY WASTE

#9
20260108826
2026-04-23

RARE EARTH ELEMENT EXTRACTION AND RECYCLING

#10
20260103778
2026-04-16

RARE EARTH ELEMENT EXTRACTION METHODS AND APPARATUSES

#11
20260103774
2026-04-16

METHOD FOR RECOVERING RARE EARTH METALS USING ORGANIC ACIDS

#12
20260103390
2026-04-16

BATTERY PROCESSING METHOD

#13
20260098323
2026-04-09

RECOVERING URANIUM FROM A URANYL NITRATE SOLUTION

#14
20260098319
2026-04-09

METHOD OF RECYCLING BATTERY

#15
20260091986
2026-04-02

METHOD FOR IMPROVING PARTICLE SIZE AND MORPHOLOGY OF NEUTRALIZER FOR LATERITE NICKEL ORE HYDROMETALLURGY

#16
20260085382
2026-03-26

PROCESS OF PROVIDING TITANIUM DIOXIDE AND/OR VANADIUM OXIDE

#17
20260084975
2026-03-26

LITHIUM RECOVERY METHOD AND LITHIUM RECOVERY DEVICE

#18
20260081247
2026-03-19

PROCESS FOR RECYCLING ALUMINUM HYDROXIDE FROM A BLACK MASS

#19
20260070800
2026-03-12

PROCESS AND SYSTEM FOR LITHIUM PRODUCTION

#20
20260043112
2026-02-12

COMPREHENSIVE UTILIZATION METHOD FOR VALUABLE ELEMENTS IN HYDROMETALLURGICAL SLAG OF LATERITE NICKEL ORE

#21
20260042676
2026-02-12

System and Process for Reducing Chemical Losses in Treating Ash Produced in a Recovery Boiler of a Wood Pulping Process

#22
20260028696
2026-01-29

GLOBAL PROCESS FOR OBTAINING LITHIUM SULFATE MONOHYDRATE ORE WITH LOW CONTENTS OF IMPURITIES ASSOCIATED WITH CHLORINE AND MAGNESIUM

#23
20260028239
2026-01-29

METHOD AND APPARATUS FOR EXTRACTING COPPER/TIN SOURCE MATERIAL FROM OXALATE OF COPPER AND/OR TIN

#24
20260022026
2026-01-22

A METHOD FOR RECOVERING LITHIUM FROM A STREAM CONTAINING LITHIUM

#25
20260022023
2026-01-22

PROCESS AND SYSTEM FOR LITHIUM PRODUCTION

#26
20260015247
2026-01-15

PROCESS AND SYSTEM FOR LITHIUM PRODUCTION

#27
20260015246
2026-01-15

METHOD FOR RECOVERING METALS

#28
20260011806
2026-01-08

METHOD FOR RECOVERING LITHIUM AND METHOD FOR PROCESSING LITHIUM ION SECONDARY BATTERY

#29
20260009103
2026-01-08

SYSTEMS AND METHODS FOR SUBSURFACE METAL RECOVERY

#30
20260001037
2026-01-01

Membrane Concentration of Dissolved Species

#31
20250388481
2025-12-25

SYSTEMS AND METHODS FOR BENEFICIATION OF BAUXITE RESIDUE

#32
20250385332
2025-12-18

METHODS AND SYSTEMS FOR SCALABLE DIRECT RECYCLING OF BATTERY WASTE

#33
20250376382
2025-12-11

LITHIUM EXTRACTION FROM A GEOTHERMAL BRINE BY ADVANCED CARBONATION PROCESSING

#34
20250372748
2025-12-04

METHOD FOR TREATING BATTERY MEMBER

#35
20250372747
2025-12-04

EXPANDED SURFACE AREA PROCESSING FOR LITHIUM TRAPPING

#36
20250372744
2025-12-04

RECOVERY OF INDIVIDUAL METAL OXIDES DURING BATTERY RECYCLING

#37
20250372742
2025-12-04

TARGETED GRAPHITE REMOVAL FROM BLACK MASS

#38
20250372741
2025-12-04

RECOVERY OF LITHIUM CARBONATE FROM BLACK MASS

#39
20250372740
2025-12-04

LITHIUM-FIRST BATTERY RECYCLING

#40
20250369075
2025-12-04

PROCESS FOR SEPARATING RARE-EARTH METALS IN ADMIXTURE IN AQUEOUS SOLUTION

#41
20250369074
2025-12-04

PROCESS FOR SEPARATING RARE-EARTH METALS IN ADMIXTURE IN AQUEOUS SOLUTION

#42
20250369073
2025-12-04

METHODS AND COMPOSITIONS TO RECOVER RARE EARTH ELEMENTS FROM ORGANIC SOLUTIONS

#43
20250369071
2025-12-04

RECYCLING METHOD FOR LITHIUM IN WASTE LITHIUM IRON PHOSPHATE BATTERY

#44
20250368522
2025-12-04

MULTI-OPERATION PROCESSING OF LITHIUM SOLUTION

#45
20250367680
2025-12-04

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

#46
20250357567
2025-11-20

METHOD FOR RECOVERING VALUABLE MATERIALS FROM LITHIUM ION SECONDARY BATTERIES

#47
20250357565
2025-11-20

HYDROMETALLURGY PROCESS FOR RECYCLING LI-ION BATTERY MATERIALS

#48
20250354235
2025-11-20

ELECTROLYZER AND MEMBRANE ELECTRODE ASSEMBLY DISASSEMBLY FOR COMPONENT SEPARATION AND RECYCLING

#49
20250346973
2025-11-13

PROCESSING TECHNIQUES FOR SPENT LITHIUM-ION BATTERY ANODE MATERIALS

#50
20250340969
2025-11-06

SULPHIDATION OF A SOLID METAL FEED COMPRISING NI AND/OR CO

#51
20250340967
2025-11-06

INTENSIFIED SEQUENTIAL RECOVERY OF RARE EARTH ELEMENTS AND OTHER CRITICAL METALS FROM WASTE

#52
20250340451
2025-11-06

MATERIALS, METHODS AND TECHNIQUES FOR THE SELECTIVE EXTRACTION OF CERIUM FROM RARE EARTH SULFATES SOLUTIONS

#53
20250333815
2025-10-30

SYSTEMS AND METHODS FOR IMPROVED RAFFINATE INJECTION

#54
20250323337
2025-10-16

SELECTIVE LITHIUM EXTRACTION FOR CATHODE MATERIALS

#55
20250320581
2025-10-16

FILTERING BRINE STREAMS FROM DIRECT LITHIUM EXTRACTION UNITS USING FLOW RATES ADJUSTED BASED ON ELECTRICAL CONDUCTIVITY

#56
20250320580
2025-10-16

RECYCLE STREAM FOR LITHIUM EXTRACTION

#57
20250313919
2025-10-09

SYSTEMS AND METHODS TO EXTRACT CRITICAL MINERALS FROM PRE-CONCENTRATES PREPARED FROM ACID MINE DRAINAGE

#58
20250309391
2025-10-02

METHOD OF MANUFACTURING POSITIVE ELECTRODE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY

#59
20250305075
2025-10-02

EXTRACTION OF ELEMENTS AND/OR COMPOUNDS FROM IRON-CONTAINING MATERIALS SUCH AS IRON-CONTAINING TAILINGS, RECOVERY OF MAGNETICALLY SUSCEPTIBLE MATERIALS, AND RELATED SYSTEMS AND PRODUCTS

#60
20250283190
2025-09-11

METHOD FOR CONTINUOUS MONITORING AND OPTIMIZATION OF RECOVERY PROCESS

#61
20250281933
2025-09-11

METHOD FOR SEPARATING A RARE EARTH ELEMENT IN SOLUTION

#62
20250281850
2025-09-11

LITHIUM RECOVERY USING AQUEOUS SOURCES

#63
20250276330
2025-09-04

VANADIUM RECOVERY

#64
20250276328
2025-09-04

MAGNETIC SEPARATION OF PARTICLES SUPPORTED BY SPECIFIC SURFACTANTS

#65
20250276290
2025-09-04

APPARATUS AND METHOD FOR SEPARATION OF METAL-BEARING PHASES USING ELECTRODIALYSIS

#66
20250270675
2025-08-28

Process and apparatus for recovering rare earth elements from coal refuse

#67
20250270674
2025-08-28

PROCESS TO OBTAIN LITHIUM SULFATE MONOHYDRATE ORE WITH LOW CONTENTS OF IMPURITIES ASSOCIATED TO CHLORINE AND MAGNESIUM

#68
20250270670
2025-08-28

METHOD FOR LEACHING IRON ELEMENT FROM SULFATE SLAG

#69
20250263847
2025-08-21

CALCIUM HYDROXIDE PRECIPITATION IN AN ELECTROLYTIC REACTOR WITH HYDRODYNAMIC SEPARATION

#70
20250263812
2025-08-21

METHOD AND APPARATUS FOR PRODUCING TREATED BRINE COMPOSITION WITH REDUCED HYDROGEN SULFIDE

#71
20250263305
2025-08-21

EXTRACTION PROCESS FOR REDUCING THE ALUNITE CONTENT FROM TAILINGS, PRODUCT, AND ITS USE

#72
20250257423
2025-08-14

CARBONATION AND SELECTIVE LEACHING FOR THE RECOVERY OF METALS

#73
20250250653
2025-08-07

MITIGATION OF CONTAMINATION OF LITHIUM SELECTIVE MEDIA IN A DIRECT LITHIUM EXTRACTION PROCESS

#74
20250239673
2025-07-24

METHOD OF RECOVERING LITHIUM PRECURSOR, METHOD OF PREPARING POSITIVE ELECTRODE ACTIVE MATERIAL, AND RECHARGEABLE LITHIUM BATTERY

#75
20250236532
2025-07-24

PROCESS OF EXTRACTING DELETERIOUS SUBSTANCES, AND PRODUCT OBTAINED THROUGH THE PROCESS OF EXTRACTING DELETERIOUS SUBSTANCES

#76
20250233223
2025-07-17

METHODS AND SYSTEMS FOR SCALABLE DIRECT RECYCLING OF BATTERY WASTE

#77
20250223668
2025-07-10

BENEFICIATION METHOD FOR HIGH CLAY TYPE LOW-GRADE MANGANESE CARBONATE ORE

#78
20250223185
2025-07-10

PROCESS FOR OBTAINING RE OXIDES

#79
20250222406
2025-07-10

METHODS OF PROCESSING BRINE COMPRISING LITHIUM

#80
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

#81
20250215527
2025-07-03

ELECTRODE MATERIAL LEACHING METHOD AND METHOD FOR SEPARATING COBALT AND NICKEL

#82
20250215524
2025-07-03

METHOD FOR RECOVERING METALS

#83
20250207222
2025-06-26

THERMO-HYDROLYTIC ASSISTED SEPARATION OF METALS

#84
20250201955
2025-06-19

METHOD FOR RECYCLING RETIRED NICKEL-COBALT-MANGANESE (NCM) CATHODE MATERIAL BASED ON LE CHATELIER'S PRINCIPLE

#85
20250197964
2025-06-19

PRECIOUS METALS RECOVERY

#86
20250192259
2025-06-12

METHODS AND SYSTEMS FOR SCALABLE DIRECT RECYCLING OF BATTERY WASTE

#87
20250158149
2025-05-15

METHOD AND SYSTEM FOR RECOVERY OF METALS FROM SPENT LITHIUM ION BATTERIES

#88
20250154676
2025-05-15

ZINC RECOVERY METHOD

#89
20250154626
2025-05-15

Processing of Black Mass

#90
20250154624
2025-05-15

APPARATUS AND METHODS FOR LITHIUM, CALCIUM, AND MAGNESIUM EXTRACTION

#91
20250154622
2025-05-15

RECOVERY SYSTEM OF RARE EARTH ELEMENTS BASED ON MEMBRANE APPLICATIONS

#92
20250146104
2025-05-08

RECOVERING RARE EARTH ELEMENTS

#93
20250146103
2025-05-08

Method for recovering iron and aluminum from red mud

#94
20250146099
2025-05-08

REMOVAL OF IMPURITIES CONTAINED IN IRON ORES

#95
20250137093
2025-05-01

Method for recovering lithium from spent cathode of aluminum electrolysis

#96
20250137090
2025-05-01

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

#97
20250128211
2025-04-24

Harnessing Metal Ions from Brines

#98
20250128186
2025-04-24

DEVICES FOR EFFICIENT SORBENT UTILIZATION IN LITHIUM EXTRACTION

#99
20250112288
2025-04-03

METHOD FOR SEPARATING COBALT AND NICKEL

#100
20250109459
2025-04-03

METHOD FOR RECOVERING METALS FROM METAL ALLOYS AND INTERMETALLICS

#101
20250109456
2025-04-03

METHOD OF EXTRACTING LITHIUM FROM SPODUMENE AND MEANWHILE RECOVERING LOW IRON AND LOW SULFUR SILICON ALUMINUM MICRO-POWDER, HIGH PURITY GYPSUM, TANTALUM NIOBIUM CONCENTRATE AND LITHIUM RICH IRON MATERIAL

#102
20250096344
2025-03-20

SYSTEM AND METHOD FOR RECOVERING METAL FROM BATTERY MATERIALS

#103
20250092488
2025-03-20

Leaching Method

#104
20250092487
2025-03-20

METHODS FOR LIBERATING PRECIOUS METALS USING A REAGENT HAVING A THIOCARBONYL FUNCTIONAL GROUP

#105
20250092486
2025-03-20

SACRIFICIAL METAL BASED RADIOLYSIS MITIGATION DURING CHROMATOGRAPHIC SEPARATION OF RADIOISOTOPES

#106
20250091889
2025-03-20

PROCESS AND SYSTEM FOR LITHIUM PRODUCTION

#107
20250084504
2025-03-13

METHOD FOR RECOVERING HAFNIUM AND IMPURITY METALS FROM HAFNIUM-CONTAINING WASTE RESIDUE

#108
20250070295
2025-02-27

PROCESSES AND SYSTEMS FOR EXTRACTING, PURIFYING, AND RECOVERING MANGANESE, NICKEL, AND COBALT FROM LITHIUM-ION BATTERY WASTE STREAMS

#109
20250066878
2025-02-27

ALL-IN-ONE NICKEL RECOVERING METHOD FOR NICKEL METAL RECOVERY FROM RAW MATERIALS CONTAINING NICKEL

#110
20250066877
2025-02-27

ALL-IN-ONE NICKEL RECOVERING METHOD FOR NICKEL HYDROXIDE RECOVERY FROM RAW MATERIALS CONTAINING NICKEL

#111
20250065247
2025-02-27

Coalescer Filter Used in Solvent Extraction Method

#112
20250059623
2025-02-20

Geothermally Powered Hydrometallurgical Zinc Production

#113
20250059620
2025-02-20

METHOD FOR CATALYST RECOVERY FROM CATALYST-COATED MEMBRANES

#114
20250051875
2025-02-13

HYDROGEN-BASED VALORISATION OF METAL-CONTAINING FEED MATERIALS TO EXTRACT METALS

#115
20250046901
2025-02-06

PROCESSING METHOD FOR BATTERY MEMBER

#116
20250043390
2025-02-06

METHOD FOR PRODUCING BATTERY MATERIAL

#117
20250032988
2025-01-30

ELECTROLYTE COMPOSITION CORRECTION BY ELECTRODIALYSIS

#118
20250030075
2025-01-23

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

#119
20250030074
2025-01-23

METHOD FOR RECOVERING VALUABLE MATERIALS FROM BATTERIES

#120
20250011900
2025-01-09

METHOD FOR RECYCLING IRON ORE TAILING AND USE THEREOF

#121
20250011895
2025-01-09

APPARATUS AND METHOD FOR REMOVING MINERALS FROM A MINERAL CONTAINING SUBSTANCE

#122
20250007025
2025-01-02

RECOVERY METHOD OF VALUABLE METAL IN POSITIVE ELECTRODE SHEET OF LITHIUM BATTERY

#123
20250007024
2025-01-02

METHOD FOR REMOVING FLUORINE IN POSITIVE ELECTRODE LEACHATE OF LITHIUM BATTERIES

#124
20250007023
2025-01-02

A recycling method for recovery of valuable metal elements from process streams contaminated with iron

#125
20250003025
2025-01-02

METHODS AND SYSTEMS FOR LEACHING A METAL-BEARING MATERIAL

#126
20240417824
2024-12-19

SOLVENTS AND METHODS FOR LEACHING PRECIOUS METALS

#127
20240417823
2024-12-19

SYSTEM AND METHOD FOR EXTRACTION OF METAL VALUES FROM ACTIVE MATERIAL OF LITHIUM-ION BATTERIES

#128
20240409425
2024-12-12

PROCESS AND SYSTEM FOR LITHIUM PRODUCTION

#129
20240405304
2024-12-05

Process for Recovery of Battery Cathode Metal Oxides And Copper From The Wastes

#130
20240401170
2024-12-05

RECOVERING MULTIPLE ELEMENTS FROM AQUEOUS STREAMS

#131
20240392413
2024-11-28

Methods Of Recycling Target Elements From Metallic Components

#132
20240392410
2024-11-28

SYSTEM FOR RECOVERING LITHIUM OF WASTE CATHODE MATERIAL

#133
20240391799
2024-11-28

SYSTEMS AND METHODS FOR SEPARATION OF RARE EARTH ELEMENTS USING AIR FLOTATION

#134
20240384372
2024-11-21

COAL AND RARE EARTH RECOVERY METHOD AND SYSTEM

#135
20240384367
2024-11-21

NON-TOXIC AND ENVIRONMENTALLY FRIENDLY METHOD OF RECYCLING ACID MINE DRAINAGE (AMD) SLUDGE, LATERITE, AND SOIL TO SELECTIVELY EXTRACT RARE EARTH AND CRITICAL MINERALS

#136
20240376567
2024-11-14

PRECIOUS METALS RECOVERY

#137
20240376565
2024-11-14

METHOD FOR REMOVING CHLORINE IN ZINC HYDROMETALLURGY

#138
20240372169
2024-11-07

METHOD FOR RECOVERING WASTE LITHIUM BATTERY MATERIALS

#139
20240372166
2024-11-07

Batteries and Cathodes Including Nickel Hydroxide Recovered and Isolated From Nickel Metal Hydride Batteries

#140
20240368734
2024-11-07

METHODS FOR EXTRACTING RARE EARTH ELEMENTS FROM RARE EARTH ELEMENT SOURCES

#141
20240367180
2024-11-07

INCREASING FLOTATION RECOVERY AND THROUGHPUT

#142
20240356097
2024-10-24

CRYSTALLIZATION PROCESS FOR THE SEPARATION OF METALS

#143
20240347803
2024-10-17

METHOD FOR SELECTIVELY RECOVERING VALUABLE METAL IN WASTE LITHIUM BATTERY

#144
20240347801
2024-10-17

PROCESS FOR RECYCLING LITHIUM ION BATTERY MATERIALS

#145
20240344170
2024-10-17

METHODS FOR RECOVERING CRITICAL ELEMENTS FROM LEACH SOLUTIONS

#146
20240344169
2024-10-17

METAL RECOVERING METHOD

#147
20240337418
2024-10-10

PLATES INSTALLED AT THE BOTTOM OF SALT LAKES TO EXTRACT LITHIUM

#148
20240327949
2024-10-03

ALUMINUM PRODUCTION POWERED BY GEOTHERMAL ENERGY

#149
20240327945
2024-10-03

METHOD OF AND SYSTEM FOR PROCESSING WASTE LITHIUM-ION BATTERY

#150
20240318282
2024-09-26

METHOD FOR PROCESSING ALLOY

#151
20240313285
2024-09-19

Recovery of Metals from Materials Containing Lithium and Iron

#152
20240308869
2024-09-19

METHOD FOR PREPARING VANADIUM BATTERY ELECTROLYTE BY DISSOLVING WASTE VANADIUM CATALYST WITH SULFURIC ACID

#153
20240301533
2024-09-12

METAL RECOVERY SYSTEM AND METAL RECOVERY METHOD

#154
20240301529
2024-09-12

METHODS AND SYSTEMS FOR LEACHING A METAL-BEARING MATERIAL

#155
20240287647
2024-08-29

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

#156
20240287645
2024-08-29

MICROSTRUCTURE TUNING OF CATHODE MATERIAL

#157
20240287641
2024-08-29

ARRANGEMENT AND METHOD FOR AIR-INDUCED EVAPORATION AND COOLING

#158
20240283045
2024-08-22

Process for Recycling Battery Materials By Way of Reductive, Pyrometallurgical Treatment

#159
20240279831
2024-08-22

METHOD AND ELECTROCHEMICAL SYSTEM FOR RECYCLING SPENT LITHIUM-ION BATTERY

#160
20240274913
2024-08-15

Method for recovering waste lithium cobalt oxide battery

#161
20240270590
2024-08-15

Method and system for recovering metals from black mass

#162
20240263273
2024-08-08

PRECIPITATION OF METALS

#163
20240247336
2024-07-25

HIGH-EFFICIENCY GOLD RECOVERY BY ADDITIVE-INDUCED SUPRAMOLECULAR POLYMERIZATION OF CYCLODEXTRIN

#164
20240243379
2024-07-18

REDUCTION ROASTING DEVICE AND METHOD FOR RECOVERING LITHIUM FROM WASTE LITHIUM BATTERY

#165
20240229192
2024-07-11

PROCESS FOR RECOVERING SILVER FROM SCRAP PHOTOVOLTAIC CELLS

#166
20240222733
2024-07-04

METHOD FOR EXTRACTING VALUABLE METALS FROM BATTERY WASTE

#167
20240218479
2024-07-04

METHOD FOR PROCESSING BY-PRODUCT OF ZINC HYDROMETALLURGICAL PROCESS WITH REDUCED CARBON EMISSION

#168
20240213562
2024-06-27

EXTRACTION OF METALS FROM LITHIUM-ION BATTERY MATERIAL

#169
20240213560
2024-06-27

METHOD FOR RECYCLING AN ELECTRODE

#170
20240194961
2024-06-13

A METHOD FOR RECYCLING OF USED SCRAP LITHIUM BATTERY

#171
20240191323
2024-06-13

METHOD FOR RECYCLING SILVER FROM WASTE IC CHIPS USING SOLUBLE STARCH

#172
20240183005
2024-06-06

Method for dissolving a positive electrode material

#173
20240182317
2024-06-06

Lithium Recovery From Spodumene

#174
20240170752
2024-05-23

Method For Recovering Valuable Metallic Components From A Solution Containing The Same

#175
20240170751
2024-05-23

Method for preferentially recovering manganese from waste lithium-rich manganese-based cathode material

#176
20240170749
2024-05-23

LITHIUM RECOVERY FROM LITHIUM-ION BATTERIES

#177
20240167119
2024-05-23

TREATMENT OF HYDROUS ORE MATERIALS

#178
20240165539
2024-05-23

Lithium recovery using aqueous sources

#179
20240158887
2024-05-16

METHOD FOR EFFICIENTLY REMOVING FLUORINE FROM SPENT LITHIUM BATTERY

#180
20240128530
2024-04-18

VALUABLE METAL RECOVERY METHOD AND RECOVERY APPARATUS

#181
20240117460
2024-04-11

HYDROMETALLURGICAL RECOVERY METHOD FOR NICKEL SULFATE

#182
20240109791
2024-04-04

Water Processing Method and Unit

#183
20240084421
2024-03-14

Method for extracting nickel from high matte nickel leaching residue

#184
20240084419
2024-03-14

RECOVERY METHOD OF Ra-226, PRODUCTION METHOD OF Ra-226 SOLUTION, AND PRODUCTION METHOD OF Ac-225 SOLUTION

#185
20240084417
2024-03-14

Method for liquefying niobium and tantalum, and method for producing niobium solution and tantalum solution

#186
20240084416
2024-03-14

RECOVERY OF METAL FROM LEACH PROCESSING

#187
20240076761
2024-03-07

IDENTIFYING AND EXTRACTING RARE EARTH ELEMENTS FROM MINING OPERATIONS

#188
20240072320
2024-02-29

Method and system for recovery of metals from spent lithium ion batteries

#189
20240068113
2024-02-29

METHODS FOR TREATING LITHIUM-CONTAINING MATERIALS

#190
20240068070
2024-02-29

LITHIUM EXTRACTION WITH AN OXY-FUEL COMBUSTOR

#191
20240068067
2024-02-29

Lithium metal powder, preparing method thereof, and electrode comprising the same

#192
20240063455
2024-02-22

Method for recovering valuable metals from spent lithium ion batteries

#193
20240055681
2024-02-15

PROCESS FOR RECOVERING MATERIALS FROM SPENT RECHARGEABLE LITHIUM BATTERIES

#194
20240043962
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Lithium extraction enhanced by an alternate phase

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METHOD FOR SELECTIVE EXTRACTION OF GOLD BY NIACIN

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Repeated Distillation/Sublimation of Rare Earth Elements

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RECOVERY OF METALS FROM LITHIUM-ION BATTERIES

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PRECIOUS METALS RECOVERY

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LITHIUM-RICH COMPOSITIONS

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Devices for efficient sorbent utilization in lithium extraction

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LITHIUM RECOVERY USING AQUEOUS SOURCES

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LITHIUM RECOVERY USING AQUEOUS SOURCES

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METHOD FOR RECOVERING LITHIUM FROM LITHIUM IRON PHOSPHATE WASTE AND APPLICATION THEREOF

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METHOD FOR SEPARATING AND RECOVERING VALUABLE METALS FROM WASTE TERNARY LITHIUM BATTERIES

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WET PROCESS FOR RECOVERING VALUABLE METALS FROM LITHIUM BATTERY

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Weak Acid Lixiviants for Recovery of Alkaline Earth Metals

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METHOD FOR SEPARATING COBALT AND NICKEL

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Method of recovering cobalt and nickel

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SUPERCRITICAL FLUID-ENHANCED SELECTIVE EXTRACTION OF RARE EARTH ELEMENTS

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RECOVERY OF VANADIUM FROM ALKALINE SLAG MATERIALS

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SYSTEMS AND METHODS FOR MONITORING METAL RECOVERY SYSTEMS

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PROCESS FOR RECOVERING TITANIUM DIOXIDE

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Systems and methods for recovering lithium from brines

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Hydrometallurgical Recycling of Lithium-Ion Battery Electrodes

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METAL REFINEMENT

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USE OF REACTOR OUTPUTS TO PURIFY MATERIALS, AND RELATED SYSTEMS

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2023-03-23

Methods and systems for leaching a metal-bearing material

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METHODS FOR TREATING LITHIUM-CONTAINING MATERIALS

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

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Organic acid solution having at least one ionic salt and at least one organic acid which is used for rare earth extraction

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2023-01-26

PRECIOUS METAL RECOVERY FROM CARBON FINES

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2023-01-19

METHOD FOR EXTRACTING SCANDIUM FROM SCANDIUM-CONTAINING MATERIALS

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SYSTEM AND METHOD FOR RECOVERING CONSTITUENTS FROM BATTERIES

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2022-12-29

PURIFICATION OF SCANDIUM CONCENTRATE

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Methods and systems for reducing magnesium in high salinity salar brines by nanofiltration and forward osmosis

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Chromatographic separation of metals using DOTA-based chelators

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METHOD FOR SEPARATING LITHIUM

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Materials derived from coal using environmentally friendly solvents

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METHOD FOR RECOVERING LITHIUM FROM BRINE

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Energy efficient process for concentrating and recovering lithium from a lithium containing brine

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Noble metal extraction method and apparatus

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SYSTEM FOR AND METHOD OF PROCESSING WASTE LITHIUM-ION BATTERY

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RARE EARTH ELEMENT EXTRACTION AND RECYCLING

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System and method for liquid-organic particle separation

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2022-08-18

Systems and methods for monitoring metal recovery systems

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BAUXITE PROCESSING METHOD

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Metal refinement

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2022-05-26

Manganese-lithium separation process and pre-extraction solution preparation process in comprehensive recovery of ternary battery wastes, and method for comprehensive recovery of cobalt, nickel, manganese and lithium elements from ternary battery wastes

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Process and system for recovering rare earth elements

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METHODS AND APPARATUS FOR COUNTER-CURRENT LEACHING OF FINELY DIVIDED SOLIDS

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Process for Extraction of Recoverable Rare Earth Elements (REE) Using Organic Acids and Chelating Compounds

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LOW-COST SELECTIVE PRECIPITATION CIRCUIT FOR RECOVERY OF RARE EARTH ELEMENTS FROM ACID LEACHATE OF COAL WASTE

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Metal refinement

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Multi-stage reaction and separation systems of a CO2-based hydrometallurgical process

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Methods for treating lithium-containing materials

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Method For Extracting Rare Earth Elements Contained In Permanent Magnets

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System for use in producing a metal ion suspension and process of using same

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Systems and methods for monitoring metal recovery systems

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Microwave chemical method for totally extracting fluorine and rare earth from bastnaesite concentrate

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METHOD AND SYSTEM FOR TREATING MOLYBDENUM-CONTAINING SEWAGE IN MOLYBDENUM ORE AREA

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Selective Extraction of Metals From Complex Inorganic Sources

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METAL-BINDING PROTEIN AND USE THEREOF

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Caustic conversion process

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System and method for liquid-organic particle separation

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Method of processing and treatment of alunite ores

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Uranium processing using hydrocyclone beneficiation

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Process for obtaining vanadium oxide from a gasifier slag field

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Purification of quartz powders by removal of microparticles of refractory materials

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Method of recovering alkali metals from an aqueous source

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Method for preparing lead directly from lead-containing material by solid phase reaction

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Process for recovering vanadium in the form of iron vanadate from a gasifier slag

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PROCESS FOR LEACHING RARE EARTH ELEMENTS

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Beneficiation process for enhancing uranium mineral processing

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METHODS FOR DESIGNING AN EFFICIENT PREPARATIVE CHROMATOGRAPHIC SEPARATION PROCESS

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Methods and apparatus for counter-current leaching of finely divided solids

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Method for recovering valuable elements from precombustion coal-based materials

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2020-09-24

Method for aluminum-enhanced dealkalization of red mud and separation and recovery of aluminum and iron

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System for use in producing a metal ion suspension and process of using same

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Method and device for removing iron in iron-containing solution in hydrometallurgy

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Filter pipe fitting

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Recovery of scandium and vanadium values from feedstocks using ultrasound-assisted extraction

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Method for obtaining cesium from aqueous starting solutions

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Method for comprehensively processing noble lead

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PROCESSING METHODS AND PROCESSING APPARATUS

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METHOD FOR THE PRODUCTION OF COBALT AND ASSOCIATED OXIDES FROM VARIOUS FEED MATERIALS