ClassID:

119272

C22B5/02 - CPC Classification

Classification description:

Dry methods smelting of sulfides or formation of mattes

Sub-classes:
Recent Application in this class:
#1
20260110053
2026-04-23

METHOD FOR EXTRACTING ALUMINUM

#2
20260015690
2026-01-15

METHOD FOR OBTAINING A REFRACTORY METAL

#3
20260007985
2026-01-08

ISOTOPE SEPARATION SYSTEM WITH MODULAR CRUCIBLE LOADING UNIT

#4
20250369069
2025-12-04

METHOD FOR PRODUCING REDUCED FORM OF METAL OXIDES

#5
20250158147
2025-05-15

PRODUCTION METHOD FOR VALUABLE METALS

#6
20250154628
2025-05-15

RECOVERY OF URANIUM METAL USING EUTECTIC COMPOSITIONS

#7
20240387894
2024-11-21

METHOD FOR PRODUCING VALUABLE METAL

#8
20240327949
2024-10-03

ALUMINUM PRODUCTION POWERED BY GEOTHERMAL ENERGY

#9
20240318281
2024-09-26

PRODUCTION METHOD FOR VALUABLE METALS

#10
20240266311
2024-08-08

SOLDERABLE ELECTRONIC DEVICE AND METHOD FOR FABRICATING THE SAME

#11
20240263267
2024-08-08

METHOD AND SYSTEM FOR THERMAL DECOMPOSITION WITHIN A VACUUM OR A NONREACTIVE CHAMBER

#12
20240247336
2024-07-25

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

#13
20240243379
2024-07-18

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

#14
20240204275
2024-06-20

METHOD FOR PRODUCING VALUABLE METAL

#15
20240191321
2024-06-13

SEMI-CONTINUOUS RARE EARTH METAL PRODUCTION

#16
20240175104
2024-05-30

METHOD OF PREPARING SCANDIUM METAL

#17
20240039067
2024-02-01

TREATMENT METHOD FOR POSITIVE ELECTRODE OF NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY

#18
20240002978
2024-01-04

METHOD FOR RECOVERY OF METALS AND METAL ALLOYS FROM WASTE LITHIUM-ION BATTERIES

#19
20230183835
2023-06-15

Operation method of copper smelting furnace

#20
20220065532
2022-03-03

METALLURGICAL FURNACE

#21
20210363606
2021-11-25

Solder production process

#22
20210095359
2021-04-01

Aluminum-based ultra-thin launder

#23
20210088283
2021-03-25

Concentrate burner of copper smelting furnace and operation method of copper smelting furnace

#24
20210071282
2021-03-11

Pyrometallurgical process

#25
20200392604
2020-12-17

Pyrorefining process

#26
20190301032
2019-10-03

Aluminum hydroxide solar powered thermal reduction device for aluminum-air fuel cell

#27
20180347009
2018-12-06

Operation method of copper smelting furnace

#28
20180318842
2018-11-08

METHOD AND APPARATUS FOR SEPARATION AND SIZE REDUCTION OF NOBLE METAL CONTAINING SOURCES

#29
20180282837
2018-10-04

METHOD FOR EXTRACTING METALS FROM CONCENTRATED SULPHURATED MINERALS CONTAINING METALS BY DIRECT REDUCTION WITH REGENERATION AND RECYCLING OF THE REDUCING AGENT, IRON, AND OF THE FLUX, SODIUM CARBONATE

#30
20180223391
2018-08-09

Method for recovering target materials from source materials

#31
20170198372
2017-07-13

Method for smelting nickel oxide ore and method for charging pellets

#32
20170145541
2017-05-25

Process for extracting noble metals from anode slime

#33
20160115569
2016-04-28

METHOD FOR SYNTHESIZING A RARE EARTH ELEMENT BY REDOX REACTION

#34
20150315673
2015-11-05

Method for producing matte or crude metal in a suspension smelting furnace and suspension smelting furnace

#35
20150300740
2015-10-22

Method for smelting non-ferrous metal sulfides in a suspension smelting furnace and suspension smelting furnace

#36
20150176102
2015-06-25

Method for treating combustible material and installation

#37
20150151245
2015-06-04

Sulphur dioxide treatment

#38
20150122082
2015-05-07

Method for processing slags of non-ferrous metallurgy

#39
20140165785
2014-06-19

Method for producing metal powders

#40
20130228958
2013-09-05

Apparatus for atomizing molten slag and recovering valuable metal

#41
20130009349
2013-01-10

SEPARATION TYPE METALLURGICAL REDUCTION METHOD AND APPARATUS THEREOF

#42
20120297925
2012-11-29

Electric furnace for producing molten metal having material recycling capability

#43
20120160699
2012-06-28

Apparatus and method for reduction of a solid feedstock

#44
20120138475
2012-06-07

Apparatus and method for reduction of a solid feedstock

#45
20110308965
2011-12-22

Method for producing metal powders

#46
20110170114
2011-07-14

Method of controlling a transformation process of charge material to a product

#47
20110158843
2011-06-30

Electrolytic reduction of metal oxides such as titanium dioxide and process applications

#48
20110113926
2011-05-19

Method of reduction treatment of metal oxides or steelmaking waste and method of concentrating and recovering zinc and/or lead

#49
20100193737
2010-08-05

Method for preparing nanocrystalline germanium in GeOand freestanding germanium nanoparticles

#50
20090301895
2009-12-10

Electrolysis system and method

#51
20090071289
2009-03-19

Process for recovering platinum group metals using reductants

#52
20080277844
2008-11-13

Reactor for producing metal nanoparticles and arrangement having the reactor

#53
20080105084
2008-05-08

Method of production of tantalum powder with low impurity level

#54
20070181438
2007-08-09

Electrochemical Reduction of Metal Oxides

#55
20060226027
2006-10-12

Electrochemical reduction of metal oxides

#56
20060188433
2006-08-24

Metal-oxide based process for the generation of hydrogen from water splitting utilizing a high temperature solar aerosol flow reactor

#57
20060180462
2006-08-17

Minimising carbon transfer in an electrolytic cell

#58
20060110277
2006-05-25

Electrolytic reduction of metal oxides such as titanium dioxide and process applications

#59
20060096419
2006-05-11

Method for reduction treatment of metal oxide or ironmaking waste and method for concentration and recovery zinc and/or lead

#60
20060078486
2006-04-13

Direct elemental synthesis of sodium borohydride

#61
20050175496
2005-08-11

Method of reclaiming contaminated metal

#62
15391839
2018-05-08

Method of fabricating conductive thin film