ClassID:

119279

C22B5/16 - CPC Classification

Classification description:

Dry methods smelting of sulfides or formation of mattes with volatilisation or condensation of the metal being produced

Recent Application in this class:
#1
20260146302
2026-05-28

Method and System for low carbon thermo-metallurgical Processing and Extracting of Metals from Industrial By-Products

#2
20260110056
2026-04-23

METHOD FOR SMELTING MAGNESIUM FROM DOLOMITE BY VACUUM CARBOTHERMAL REDUCTION

#3
20260098322
2026-04-09

PROCESS FOR MAGNESIUM METAL EXTRACTION FROM MINERAL SOURCES

#4
20250207221
2025-06-26

PROCESS FOR MAGNESIUM METAL EXTRACTION FROM MINERAL SOURCES

#5
20250207218
2025-06-26

PHASE CHANGE SYSTEM WITH MODULAR CRUCIBLES AND FLOW CONTROL NOZZLES

#6
20250084502
2025-03-13

ULTRA-HIGH TEMPERATURE CONTINUOUS REDUCTION OF METAL COMPOUND PARTICLES WITH SUBSEQUENT SELECTIVE SEPARATION

#7
20250019794
2025-01-16

A METHOD FOR CONTINUOUS PRODUCTION OF MAGNESIUM METAL BY METALLOTHERMIC REDUCTION OF MAGNESIUM BEARING ORE AND CONDENSATINO OF LIQUID MAGNESIUM

#8
20240093329
2024-03-21

Ultra-high temperature continuous reduction of metal compound particles with subsequent selective separation

#9
20230407434
2023-12-21

Methods and Systems for the Reduction of Rare Earth Metal Oxides

#10
20230041658
2023-02-09

A METHOD AND APPARATUS TO CONDENSE MAGNESIUM VAPOR USING A FLUID-COOLED HEAT EXCHANGER

#11
20220389536
2022-12-08

PLASMA INDUCED FUMING FURNACE

#12
20220307107
2022-09-29

Method for Preparing High-purity Metal Lithium by Vacuum Thermal Reduction Method

#13
20200056263
2020-02-20

Dispensing of alkali metals mediated by zero oxidation state gold surfaces

#14
20190218642
2019-07-18

Thermal reduction apparatus for metal production, gate device, condensing system, and control method thereof

#15
20190003012
2019-01-03

Process for refining niobium-based ferroalloys

#16
20180195148
2018-07-12

Apparatus and method for recovery of material

#17
20180142324
2018-05-24

Method for purifying metallic sodium

#18
20170183760
2017-06-29

Method for smelting magnesium quickly and continuously

#19
20160208363
2016-07-21

PROCESSES FOR RECOVERING TANTALUM AND NIOBIUM WITH CARBON TETRACHLORIDE

#20
20160208362
2016-07-21

Carbothermal reduction reactor system, components thereof, and methods of using same

#21
20160153065
2016-06-02

Method of apparatus for condensing metal vapours using a nozzle and a molten collector

#22
20160069615
2016-03-10

Thermal reduction apparatus for metal production, gate device, condensing system, and control method thereof

#23
20160040267
2016-02-11

Production of copper-67 from an enriched zinc-68 target

#24
20160002749
2016-01-07

METHOD FOR MANUFACTURING HIGH PURITY MANGANESE AND HIGH PURITY MANGANESE

#25
20150307963
2015-10-29

MAGNESIUM REFINING APPARATUS AND MAGNESIUM REFINING METHOD

#26
20150232961
2015-08-20

Plasma induced fuming

#27
20150040728
2015-02-12

Method and apparatus for high temperature production of metals

#28
20140033871
2014-02-06

Apparatus and method for condensing metal vapor

#29
20130220077
2013-08-29

Method and apparatus for high temperature production of metals

#30
20120297930
2012-11-29

Method and apparatus for condensing metal vapours using a nozzle and a molten collector

#31
20120198968
2012-08-09

METHOD FOR PRODUCING METALLIC MAGNESIUM BY VACUUM CIRCULATING SILICOTHERMIC PROCESS AND APPARATUS THEREOF

#32
20120097653
2012-04-26

Laser Refining Apparatus and Laser Refining Method

#33
20120013053
2012-01-19

Apparatus for direct smelting of zinc bearing compounds to produce metallic zinc

#34
20110300017
2011-12-08

Method for Manufacturing High-Purity Erbium, High-Purity Erbium, Sputtering Target Composed of High-Purity Erbium, and Metal Gate Film having High-Purity Erbium as Main Component

#35
20110107874
2011-05-12

Method for producing briquette, method for producing reduced metal, and method for separating zinc or lead

#36
20110042868
2011-02-24

Process and apparatus for recovery of non-ferrous metals from zinc residues

#37
20110042867
2011-02-24

Hopper and reduction device using the same

#38
20110042371
2011-02-24

Dezincing Apparatus and Dezincing Method

#39
20110041652
2011-02-24

Method for producing pig iron

#40
20100300246
2010-12-02

Method of producing non-pyrophoric metallic iron

#41
20100260640
2010-10-14

High purity ytterbium, sputtering target made thereof, thin film containing the same, and method of producing the same

#42
20100242675
2010-09-30

Modified induction furnace and process for removing zinc-containing metallurgical waste, with recovery of the metals therefrom

#43
20100233767
2010-09-16

PROCESS FOR THE RECOVERY OF MAGNESIUM FROM A SOLUTION AND PRETREATMENT

#44
20100192726
2010-08-05

Method for reduction treatment of electric furnace dust

#45
20100189637
2010-07-29

Method for the valorisation of zinc-and sulphate-rich residue

#46
20100139456
2010-06-10

Reduction treatment apparatus and method of reduction treatment

#47
20100126312
2010-05-27

Direct smelting of zinc bearing compounds to produce metallic zinc

#48
20100126311
2010-05-27

DIRECT PROCESSING OF METALLIC ORE CONCENTRATES INTO FERROALLOYS

#49
20100126310
2010-05-27

Direct processing of ferrotitania ores and sands

#50
20100050814
2010-03-04

Recovery of non-ferrous metals from by-products of the zinc and lead industry using electric smelting with submerged plasma

#51
20090304565
2009-12-10

Method for removing lead from cement burning furnace

#52
20090229410
2009-09-17

Processing parameters for operation of a channel induction furnace

#53
20090229409
2009-09-17

Feed material composition and handling in a channel induction furnace

#54
20090229408
2009-09-17

Use of a channel induction furnace to process at least one of a molten metal product, a vapor phase metal product and a slag product from a variety of feed materials

#55
20090229407
2009-09-17

Reductant addition in a channel induction furnace

#56
20090229406
2009-09-17

Slag control in a channel induction furnace

#57
20090217785
2009-09-03

METHOD FOR SEPARATING IMPURITIES OUT OF FEED STOCK IN COPPER MELTS

#58
20090165599
2009-07-02

Method for recycling steelmaking dust

#59
20090140472
2009-06-04

Reduction apparatus, reduction apparatus manufacture method, and vacuum smelting reduction furnace using the same

#60
20090121397
2009-05-14

REDUCTION RETORT, REDUCTION RETORT MANUFACTURE METHOD, AND VACUUM SMELTING REDUCTION FURNACE USING THE SAME

#61
20080210537
2008-09-04

Process for separating iron from other metals in iron containing feed stocks

#62
20080196619
2008-08-21

Anti-corrosion pigments coming from dust of an electric arc furnace and containing sacrificial calcium

#63
20080196551
2008-08-21

Separation of Metal Values in Zinc Leaching Residues

#64
20070215019
2007-09-20

Method and Use of an Apparatus for Recovery of Metals or Metal Compounds

#65
20070125197
2007-06-07

Recovery of non-ferrous metals from zinc residues

#66
20070108672
2007-05-17

METHOD FOR PRODUCING MOLYBDENUM METAL AND MOLYBDENUM METAL

#67
20070095169
2007-05-03

Process and apparatus for recovery of non-ferrous metals from zinc residues

#68
20070079667
2007-04-12

METHOD OF PRODUCING STAINLESS STEEL BY RE-USING WASTE MATERIAL OF STAINLESS STEEL PRODUCING PROCESS

#69
20060278042
2006-12-14

Method of producing stainless steel by re-using waste material of stainless steel producing process

#70
20050188787
2005-09-01

Pyrometallurgic process for the treatment of steelwork residues