ClassID:

120915

C25C3/34 - CPC Classification

Classification description:

Electrolytic production, recovery or refining of metals by electrolysis of melts of metals not provided for in groups  - 

Recent Application in this class:
#1
20260125815
2026-05-07

METAL PROCESSING APPARATUS, AND METAL PROCESSING METHOD USING SAME

#2
20260125814
2026-05-07

SYSTEMS AND METHODS FOR RECOVERY OF MOLTEN METAL

#3
20260125777
2026-05-07

RECOVERY OF RARE-EARTH METALS FROM MAGNET SCRAP

#4
20260092393
2026-04-02

CRYSTAL PULLING FROM A HIGHLY IMPURE GROWTH MELT

#5
20260078516
2026-03-19

MOLTEN SALT ELECTROLYTIC CELL AND RELATED SYSTEMS AND METHODS

#6
20260055482
2026-02-26

REAL-TIME MONITORING SYSTEM AND METHOD FOR COPPER-ARSENIC SULFIDATION SEPARATION IN COPPER ELECTROLYTE PURIFICATION PROCESS

#7
20260043764
2026-02-12

REFERENCE ELECTRODES, ELECTROCHEMICAL SYSTEMS, AND METHODS OF MAKING REFERENCE ELECTRODES

#8
20260043164
2026-02-12

DIRECT ELECTROCHEMICAL REDUCTION OF IMPURE METAL COMPOUNDS IN MOLTEN SALTS

#9
20260034510
2026-02-05

SYSTEMS AND METHODS FOR RECOVERY OF SUBSTANCES FROM MOLTEN SALT ELECTROLYSIS

#10
20260002278
2026-01-01

INTEGRATED THERMIONIC DIODE AND MOLTEN OXIDE ELECTROLYSIS CELL

#11
20250369142
2025-12-04

MOLTEN MATERIAL FLOW CONTROL

#12
20250341012
2025-11-06

A METHOD OF RECOVERING ONE OR MORE METAL SPECIES

#13
20250313980
2025-10-09

MOLTEN OXIDE ELECTROLYSIS METHODS AND RELATED SYSTEMS

#14
20250297395
2025-09-25

ELECTROLYTIC EXTRACTION OF ELEMENTAL METAL FROM METAL COMPOUNDS

#15
20250277322
2025-09-04

ATMOSPHERIC CONTROL OF ENCLOSED ELECTROLYTIC CELLS

#16
20250230564
2025-07-17

METHODS AND SYSTEMS FOR THE ELECTROCHEMICAL TREATING OF IRON AND STEEL

#17
20250215593
2025-07-03

CATHODE FOR RARE EARTH MOLTEN SALT ELECTROLYSIS AND AN ELECTROLYSIS SYSTEM COMPRISING THE SAME

#18
20250116023
2025-04-10

METHOD FOR OPERATING AN ELECTROLYTIC CELL

#19
20250084554
2025-03-13

METHODS OF RECOVERING METALS FROM WASTE SOURCES

#20
20250075359
2025-03-06

PREPARATION OF RARE EARTH METALS WITH DOUBLE SALTS

#21
20250075358
2025-03-06

SYSTEMS AND METHODS FOR RECOVERY OF MOLTEN METAL

#22
20250066873
2025-02-27

GEOTHERMALLY POWERED PYROMETALLURGICAL COPPER PRODUCTION

#23
20240392457
2024-11-28

MOLTEN OXIDE ELECTROLYSIS METHODS AND RELATED SYSTEMS

#24
20240309533
2024-09-19

Tungsten Electrode for Molten Salt Electrolysis for Rare Earth Metals Preparation, and Preparation Method Thereof

#25
20240141528
2024-05-02

Method and Apparatus for Efficient Metal Distillation and Related Primary Production Process

#26
20240093399
2024-03-21

METHOD FOR ELECTROWINNING NEODYMIUM COMPOUND AND MANUFACTURING METHOD FOR NEODYMIUM COMPOUND GRANULES USED THEREOF

#27
20240082783
2024-03-14

SYSTEMS AND METHODS FOR RECOVERY OF SUBSTANCES FROM MOLTEN SALT ELECTROLYSIS

#28
20240043964
2024-02-08

Device and method for preparing low-impurity regenerated brass alloy through step-by-step insertion of electrode

#29
20230392274
2023-12-07

Reference Electrode for Molten Salts

#30
20230374686
2023-11-23

Systems and methods for recovery of molten metal

#31
20230340682
2023-10-26

Systems and methods for recovery of molten metal

#32
20230282378
2023-09-07

ELECTROCHEMICAL CELLS FOR DIRECT OXIDE REDUCTION, AND RELATED METHODS

#33
20230235470
2023-07-27

APPARATUS FOR ELECTROREFINING A FERROUS MOLTEN METAL AND METHOD ASSOCIATED THEREWITH

#34
20230026097
2023-01-26

ELECTROLYTIC SMELTING FURNACE AND ELECTROLYTIC SMELTING METHOD

#35
20230024705
2023-01-26

System and method for producing critical minerals

#36
20220411272
2022-12-29

Methods and systems for converting metal oxides to metal using metal carbide as an intermediate

#37
20220315443
2022-10-06

Conversion of uranium hexafluoride and recovery of uranium from ionic liquids

#38
20220275529
2022-09-01

Apparatus and method for operating an electrolytic cell

#39
20220275528
2022-09-01

Apparatus and method for operating an electrolytic cell

#40
20220243293
2022-08-04

Electrolytic smelting system

#41
20220041464
2022-02-10

Conversion of uranium hexafluoride and recovery of uranium from ionic liquids

#42
20210292870
2021-09-23

Methods of recovering an elemental rare earth metal, and methods of forming a rare earth metal

#43
20210277531
2021-09-09

Selective sulfidation and desulfidation

#44
20210118585
2021-04-22

ELECTROCHEMICAL CELLS FOR DIRECT OXIDE REDUCTION, AND RELATED METHODS

#45
20210005336
2021-01-07

Continuous reprocessing of spent nuclear fuel

#46
20210002742
2021-01-07

System, apparatus, and process for leaching metal and storing thermal energy during metal extraction

#47
20200385880
2020-12-10

Molten salt electrorefiner

#48
20200385874
2020-12-10

Electrochemical device for cascading reactive distillation

#49
20200248326
2020-08-06

Electrolytic production of reactive metals

#50
20200165735
2020-05-28

Actinide and rare earth drawdown system for molten salt recycle

#51
20200027601
2020-01-23

Conversion of spent uranium oxide fuel into molten salt reactor fuel

#52
20200010335
2020-01-09

Method to produce salts containing actinide halides

#53
20190368060
2019-12-05

Recovery of gold and silver from precious metals-containing solids

#54
20190237209
2019-08-01

Electrochemical cells for direct oxide reduction, and related methods

#55
20190226106
2019-07-25

Reduced iron production method using electrowinning method, and reduced iron produced thereby

#56
20190211460
2019-07-11

Methods and systems for producing a metal chloride or the like

#57
20190186031
2019-06-20

Methods of forming metals using ionic liquids

#58
20190017144
2019-01-17

Method for separating metal components

#59
20180245177
2018-08-30

OPTIMIZED ORE PROCESSING USING MOLTEN SALTS FOR LEACHING AND THERMAL ENERGY SOURCE

#60
20180202057
2018-07-19

Electrolytic tank and electrolytic method for high-efficiency dry reprocessing

#61
20180087136
2018-03-29

METHOD OF PRODUCING HIGH-PURITY ERBIUM

#62
20180051381
2018-02-22

Method of recovering nuclear fuel material

#63
20180010256
2018-01-11

Actinide and rare earth drawdown system for molten salt recycle

#64
20170314151
2017-11-02

Integral U/TRU recovery cathode system for electrorefining used nuclear fuel, method for electrorefining and harvesting metal from used nuclear fuel

#65
20170306514
2017-10-26

Processes for recovering rare earth elements

#66
20170260635
2017-09-14

Consumable anode and anode assembly for electrolytic reduction of metal oxides

#67
20170045423
2017-02-16

Method for high-throughput micro-sampling analysis of electrochemical process salts

#68
20160376723
2016-12-29

Nuclear fuel structure and method of making a nuclear fuel structure using a detachable cathode material

#69
20160258074
2016-09-08

Treatment of titanium ores

#70
20160251768
2016-09-01

Galvanic cell for processing of used nuclear fuel

#71
20160225473
2016-08-04

Method of recovering nuclear fuel material

#72
20160215407
2016-07-28

ZINC PRODUCTION METHOD USING ELECTRIC FURNACE DUST AS RAW MATERIAL

#73
20160215406
2016-07-28

Method for producing metal and method for producing refractory metal

#74
20160208398
2016-07-21

Process for recycling waste carbide

#75
20160138130
2016-05-19

Zinc production method

#76
20160108532
2016-04-21

METHOD AND APPARATUS FOR LIQUID METAL ELECTRODE CONNECTION IN PRODUCTION OR REFINING OF METALS

#77
20160102411
2016-04-14

DEVICE FOR REDUCING A METAL ION FROM A SALT MELT

#78
20160068928
2016-03-10

System apparatus and process for leaching metal and storing thermal energy during metal extraction

#79
20160032473
2016-02-04

ELECTROCHEMICAL CELL FOR RECOVERY OF METALS FROM SOLID METAL OXIDES

#80
20160010232
2016-01-14

TREATMENT OF TITANIUM ORES

#81
20150376805
2015-12-31

ELECTROCHEMICAL DEVICE FOR RECOVERING URANIUM

#82
20150203979
2015-07-23

RECOVERY OF RARE EARTH METALS

#83
20150159286
2015-06-11

ELECTROLYTIC CELL FOR PRODUCTION OF RARE EARTH METALS

#84
20150129432
2015-05-14

Electrolytic method, apparatus and product

#85
20150053572
2015-02-26

Hydrometallurgical process for the recovery of tellurium from high lead bearing copper refinery anode slime

#86
20150053551
2015-02-26

Modular cathode assemblies and methods of using the same for electrochemical reduction

#87
20150008136
2015-01-08

Method of separating and recovering metals and system for separating and recovering metals

#88
20140291161
2014-10-02

METHOD FOR PRODUCING METAL BY MOLTEN SALT ELECTROLYSIS AND APPARATUS USED FOR THE PRODUCTION METHOD

#89
20140212347
2014-07-31

RECOVERY OF LEAD AND INDIUM FROM GLASS, PRIMARILY FROM ELECTRONIC WASTE MATERIAL

#90
20140166501
2014-06-19

Element recovery method and element recovery apparatus

#91
20140165785
2014-06-19

Method for producing metal powders

#92
20140140884
2014-05-22

High-purity yttrium, process of producing high-purity yttrium, high-purity yttrium sputtering target, metal gate film deposited with high-purity yttrium sputtering target, and semiconductor element and device equipped with the metal gate film

#93
20140138257
2014-05-22

SYSTEM FOR EXTRACTION OF TRITIUM FROM LIQUID METAL COOLANTS

#94
20140008239
2014-01-09

Apparatus and method of producing metal in a nasicon electrolytic cell

#95
20140008238
2014-01-09

Process for recovering valuable metals from precious metal smelting slag

#96
20130313659
2013-11-28

Method for producing high-purity lanthanum, high-purity lanthanum, sputtering target formed from high-purity lanthanum, and metal gate film having highy-purity lanthanum as main component

#97
20130260263
2013-10-03

Mobile energy carrier and energy store

#98
20130233716
2013-09-12

Room temperature electrodeposition of actinides from ionic solutions

#99
20130161198
2013-06-27

Cathode power distribution system and method of using the same for power distribution

#100
20130161186
2013-06-27

Electrorefiner system for recovering purified metal from impure nuclear feed material

#101
20130161160
2013-06-27

Continuous recovery system for electrorefiner system

#102
20130161091
2013-06-27

Bus bar electrical feedthrough for electrorefiner system

#103
20130160797
2013-06-27

Cathode scraper system and method of using the same for removing uranium

#104
20130134050
2013-05-30

Process for iron and steel production

#105
20130001096
2013-01-03

Process for producing rare metal

#106
20120292198
2012-11-22

Methods and apparatus for processing of rare earth metal ore

#107
20120247509
2012-10-04

Method of washing anode slime from lead-bismuth alloy electrolysis

#108
20120160703
2012-06-28

Anode-cathode power distribution systems and methods of using the same for electrochemical reduction

#109
20120160700
2012-06-28

Modular cathode assemblies and methods of using the same for electrochemical reduction

#110
20120160668
2012-06-28

Anode shroud for off-gas capture and removal from electrolytic oxide reduction system

#111
20120160666
2012-06-28

Electrolytic oxide reduction system

#112
20120152756
2012-06-21

Treatment of titanium ores

#113
20120152062
2012-06-21

Rare earth recovery from phosphor material and associated method

#114
20120132034
2012-05-31

PROCESS FOR PRODUCING REFINED METAL OR METALLOID

#115
20120043220
2012-02-23

Extraction of liquid elements by electrolysis of oxides

#116
20120034153
2012-02-09

Electrolytic recycling of compounds

#117
20110308965
2011-12-22

Method for producing metal powders

#118
20110180409
2011-07-28

High-throughput electrorefiner for recovery of U and U/TRU product from spent fuel

#119
20110176986
2011-07-21

METHOD AND A REACTOR FOR PRODUCTION OF HIGH-PURITY SILICON

#120
20110113844
2011-05-19

MOBILE ENERGY CARRIER AND ENERGY STORE

#121
20110100831
2011-05-05

METHOD OF DETERMINING THE EXTENT OF A METAL OXIDE REDUCTION

#122
20110058997
2011-03-10

Process for chlorinating resources containing recoverable metals

#123
20110017601
2011-01-27

Method for recovery of residual actinide elements from chloride molten salt

#124
20100314260
2010-12-16

Process for producing rare metal and production system thereof

#125
20100276297
2010-11-04

Primary production of elements

#126
20100258436
2010-10-14

ELECTROLYSIS APPARATUS

#127
20100126874
2010-05-27

METHOD FOR RECOVERING METALLIC NUCLEAR FUEL MATERIALS FROM SPENT NUCLEAR FUEL AND METHOD FOR REPROCESSING SPENT NUCLEAR FUEL

#128
20100084265
2010-04-08

CONTINUOUS ELECTROREFINING DEVICE FOR RECOVERING METAL URANIUM

#129
20090321273
2009-12-31

Method and an electrolysis cell for production of a metal from a molten chloride

#130
20090301895
2009-12-10

Electrolysis system and method

#131
20090294299
2009-12-03

SPENT FUEL REPROCESSING METHOD

#132
20090288956
2009-11-26

System For Recycling Printed Circuit Boards

#133
20090166216
2009-07-02

Method for producing a magnesium-lanthanum praseodymium cerium intermediate alloy

#134
20090005628
2009-01-01

Reuse method of radioactive waste salt and the apparatus thereof

#135
20080296151
2008-12-04

Continuous electrolytic refining device for metal uranium

#136
20080110765
2008-05-15

Method For Producing Metal

#137
20070215483
2007-09-20

Method for electrolytic production and refining of metals

#138
20070209945
2007-09-13

METHOD FOR PRODUCING SILICON, METHOD FOR SEPARATING SILICON FROM MOLTEN SALT AND METHOD FOR PRODUCING TETRAFLUORIDE

#139
20070158196
2007-07-12

Preparation method of uranium metal and apparatus thereused

#140
20070029208
2007-02-08

Thermal and electrochemical process for metal production

#141
20060236811
2006-10-26

Thermal and electrochemical process for metal production

#142
20060169590
2006-08-03

Process for separating metals

#143
20060137992
2006-06-29

Separation of metals

#144
20050205428
2005-09-22

Three-electrode metal oxide reduction cell

#145
20050166706
2005-08-04

Thermal and electrochemical process for metal production

#146
20050139474
2005-06-30

Electrochemical cell for metal production

#147
20050006247
2005-01-13

Chloride melt process for the separation and recovery of zinc

#148
17808219
2026-04-07

Production of metals from metal oxides

#149
17174545
2022-02-08

Systems and methods for separating and extracting metals

#150
16166232
2019-09-17

Method of separating and recovering uranium from aluminum-clad metallic nuclear fuel