ClassID:

120886

C25C1/06 - CPC Classification

Classification description:

Electrolytic production, recovery or refining of metals by electrolysis of solutions or iron group metals, refractory metals or manganese

Sub-classes:
Recent Application in this class:
#1
20260117407
2026-04-30

ELECTROCHEMICAL IRON PRODUCTION

#2
20250333870
2025-10-30

METAL COMPOUND, METAL RECOVERY ELECTRODE, AND METHOD FOR RECOVERING METALS FROM SPENT ELECTRODES

#3
20250250706
2025-08-07

SYSTEMS AND METHODS FOR CONTINUOUS ELECTROLYTIC PRODUCTION OF METALS

#4
20250161842
2025-05-22

PURIFICATION OF ALKALINE ELECTROLYTES

#5
20250146155
2025-05-08

SYSTEM AND METHODS FOR SEPARATION OF ELECTROLYTIC IRON FROM IRON-CONTAINING FEEDSTOCK

#6
20250146099
2025-05-08

REMOVAL OF IMPURITIES CONTAINED IN IRON ORES

#7
20250137154
2025-05-01

LOW TEMPERATURE, LOW EMISSION IRON PRODUCTION

#8
20250109516
2025-04-03

IMPURITY REMOVAL IN AN IRON CONVERSION SYSTEM

#9
20250051948
2025-02-13

ELECTROCHEMICAL COGENERATION OF IRON AND COMMODITY CHEMICALS

#10
20250051947
2025-02-13

ELECTROCHEMICAL REACTOR AND METHOD FOR REDUCING IRON FROM AN IRON-CONTAINING FEEDSTOCK

#11
20250051946
2025-02-13

ELECTROLYSIS APPARATUS FOR THE PRODUCTION OF IRON WITH AN IMPROVED GAS PERMEABLE ANODE PLATE

#12
20250027222
2025-01-23

APPARATUS FOR PRODUCTION OF IRON METAL BY ELECTROLYSIS

#13
20250027221
2025-01-23

ELECTROLYSIS APPARATUS FOR THE PRODUCTION OF IRON WITH AN IMPROVED IRON OXIDE SUPPLY DEVICE

#14
20250019850
2025-01-16

COMPACT APPARATUS FOR PRODUCTION OF IRON METAL BY ELECTROLYSIS

#15
20240410069
2024-12-12

METHOD FOR MANUFACTURING IRON METAL BY ELECTROLYSIS

#16
20240376621
2024-11-14

HIGH-EFFICIENCY ELECTROLYSIS OF IRON ORE FOR IRON PRODUCTION

#17
20240368789
2024-11-07

2-STEP IRON CONVERSION SYSTEM

#18
20240368788
2024-11-07

ORE DISSOLUTION AND IRON CONVERSION SYSTEM

#19
20240368729
2024-11-07

METHOD FOR REMOVING HALIDE FROM WAELZ OXIDE

#20
20240263333
2024-08-08

IRON CONVERSION SYSTEM AND APPLICATIONS

#21
20240200217
2024-06-20

ELECTROCHEMICAL CELL AND PROCESS FOR PRODUCING METAL AND A CO-PRODUCT FROM METAL OXIDE AND AN AQUEOUS HALIDE SALT

#22
20240158939
2024-05-16

IMPURITY REMOVAL IN AN IRON CONVERSION SYSTEM

#23
20230392272
2023-12-07

ELECTROCHEMICAL CELL AND PROCESS FOR PRODUCING METAL AND CHLORINE GAS

#24
20230374683
2023-11-23

Ore dissolution and iron conversion system

#25
20230366115
2023-11-16

2-step iron conversion system

#26
20230265574
2023-08-24

METHOD FOR RECOVERING METALS FROM TUNGSTEN-CONTAINING METALLIC MATERIAL

#27
20230203690
2023-06-29

System and method for storing and generating electricity

#28
20230183827
2023-06-15

METHODS OF METAL EXTRACTION

#29
20230034215
2023-02-02

DIRECT REDUCTION SYSTEM UTILIZING HYDROGEN

#30
20230026097
2023-01-26

ELECTROLYTIC SMELTING FURNACE AND ELECTROLYTIC SMELTING METHOD

#31
20220380919
2022-12-01

2-step iron conversion system

#32
20220380918
2022-12-01

Ore dissolution and iron conversion system

#33
20220049368
2022-02-17

METHODS OF FORMING A METAL ALLOY

#34
20220002890
2022-01-06

RECOVERY OF RARE EARTH METALS FROM FERROMAGNETIC ALLOYS

#35
20210230759
2021-07-29

Metallurgical And Chemical Processes For Recovering Vanadium And Iron Values From Vanadiferous Titanomagnetite And Vanadiferous Feedstocks

#36
20200385827
2020-12-10

Direct reduction process utilizing hydrogen

#37
20200377393
2020-12-03

Method of recovering copper from a dilute metal containing solution

#38
20200157696
2020-05-21

Metallurgical and chemical processes for recovering vanadium and iron values from vanadiferous titanomagnetite and vanadiferous feedstocks

#39
20200024684
2020-01-23

Method and system for desulfurization and dezincification of tailings

#40
20190352742
2019-11-21

Reactor systems for recovering metals, and related methods

#41
20190309427
2019-10-10

METHOD FOR COMBINED ELECTROCHEMICAL MODIFICATION OF SELECTED LIQUID STREAM CHARACTERISTICS

#42
20190203368
2019-07-04

Electrochemical process for improving the grade of iron

#43
20190119115
2019-04-25

Methods of making graphene materials

#44
20180230621
2018-08-16

Apparatus for recovery of material generated during electrochemical material removal in acidic electrolytes

#45
20180230572
2018-08-16

Process for extracting and recovering tantalum present in an acid aqueous phase by means of an ionic liquid, and use of such an ionic liquid for extracting the tantalum from an acid aqueous phase

#46
20180080101
2018-03-22

Method for producing tungsten

#47
20180072576
2018-03-15

Method for producing tungsten carbide

#48
20180065862
2018-03-08

Polyoxometalate and method for producing polyoxometalate

#49
20170362681
2017-12-21

Methods for recovering metals from electronic waste, and related systems

#50
20170283953
2017-10-05

METHOD FOR REGENERATING PLATING LIQUID, PLATING METHOD, AND PLATING APPARATUS

#51
20170067135
2017-03-09

Methods for recovering metals from electronic waste, and related systems

#52
20170058381
2017-03-02

Method for separation of chemically pure Os from metal mixtures

#53
20160247589
2016-08-25

Treatment method and treatment apparatus of iron-group metal ion-containing liquid, method and apparatus for electrodepositing Co and Fe, and decontamination method and decontamination apparatus of radioactive waste ion exchange resin

#54
20160230303
2016-08-11

Apparatus and method for recovery of material generated during electrochemical material removal in acidic electrolytes

#55
20150361570
2015-12-17

Method for electrochemical modification of liquid stream characteristics

#56
20150307955
2015-10-29

Method and apparatus for acid granulation of matte

#57
20150252486
2015-09-10

Methods and systems for controlling impurity metal concentration during metallurgic processes

#58
20150211135
2015-07-30

Light metal production

#59
20150122667
2015-05-07

METHOD OF LEACHING MOLYBDENUM FROM SULFIDE MINERAL CONTAINING MOLYBDENUM AND COPPER THROUGH ELECTROLYTIC OXIDATION SCHEME

#60
20150037512
2015-02-05

Method for regenerating plating liquid, plating method, and plating apparatus

#61
20150021195
2015-01-22

ELECTROWINNING CELL AND PROCESS

#62
20140008239
2014-01-09

Apparatus and method of producing metal in a nasicon electrolytic cell

#63
20130134050
2013-05-30

Process for iron and steel production

#64
20110114500
2011-05-19

Electrochemical process for the recovery of metallic iron and chlorine values from iron-rich metal chloride wastes

#65
20110089045
2011-04-21

ELECTROCHEMICAL PROCESS FOR THE RECOVERY OF METALLIC IRON AND SULFURIC ACID VALUES FROM IRON-RICH SULFATE WASTES, MINING RESIDUES AND PICKLING LIQUORS

#66
20100252442
2010-10-07

Method and device for selective cation extraction by electrochemical transfer in solution and applications of said method

#67
20100044243
2010-02-25

ELECTROCHEMICAL PROCESS FOR THE RECOVERY OF METALLIC IRON AND CHLORINE VALUES FROM IRON-RICH METAL CHLORIDE WASTES