ClassID:

119297

C22B9/02 - CPC Classification

Classification description:

General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action including acoustic waves;

Sub-classes:
Recent Application in this class:
#1
20260048433
2026-02-19

Countergravity Casting Apparatus and Desulfurization Methods

#2
20260048341
2026-02-19

Methods And Systems For Separating Metals

#3
20260015689
2026-01-15

DEGASSING LAUNDER

#4
20260002235
2026-01-01

Method for Producing Rare Earth Metals via Thermite Reduction of Rare Earth Compounds with Aluminum

#5
20250314427
2025-10-09

FURNACE, FLUID FEED COMPONENT, FLUID REFORMING SYSTEM AND METHOD OF REFORMING A FLUID

#6
20250312707
2025-10-09

Methods And Systems For Separating Metals

#7
20250305092
2025-10-02

SEPARATION OF RARE EARTH ELEMENTS

#8
20250305091
2025-10-02

SEPARATION OF RARE EARTH ELEMENTS

#9
20250170495
2025-05-29

Methods And Systems For Separating Metals

#10
20250075289
2025-03-06

METHOD FOR PREPARING HIGH-PURITY INDIUM

#11
20250051878
2025-02-13

Separation of rare earth elements

#12
20240261852
2024-08-08

APPARATUS AND METHODS FOR FILTERING METALS

#13
20240229189
2024-07-11

METHOD FOR RECOVERY OF METAL-CONTAINING MATERIAL FROM A COMPOSITE MATERIAL

#14
20240141528
2024-05-02

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

#15
20240132994
2024-04-25

METHOD FOR RECOVERY OF METAL-CONTAINING MATERIAL FROM A COMPOSITE MATERIAL

#16
20240052457
2024-02-15

THIN FLUID LAYERS AND STREAMS FACILITATED, FORCE-BASED ATOM, ION, MOLECULE, AND FINE PARTICLE SEPARATORS AND METHODS OF USING THE SAME

#17
20240011124
2024-01-11

Method and device for preparing ultrathin metal lithium foil

#18
20240009588
2024-01-11

Methods and systems for separating metals

#19
20230249095
2023-08-10

Methods and systems for separating metals

#20
20230227942
2023-07-20

SEPARATION OF RARE EARTH ELEMENTS

#21
20230212711
2023-07-06

DEGASSING LAUNDER

#22
20230137480
2023-05-04

HYDROMETALLURGICAL METHOD FOR SIMULTANEOUSLY EXTRACTING METALS AND GYPSUM FROM THE DUST OF A STEELWORKS ELECTRIC ARC FURNACE

#23
20230087550
2023-03-23

Apparatus and methods for filtering metals

#24
20230083353
2023-03-16

SIMULTANEOUS DISTILLATION AND ALLOYING

#25
20230041658
2023-02-09

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

#26
20230002855
2023-01-05

Separation of rare earth elements

#27
20220364791
2022-11-17

FURNACE, FLUID FEED COMPONENT, FLUID REFORMING SYSTEM AND METHOD OF REFORMING A FLUID

#28
20220364202
2022-11-17

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

#29
20220347741
2022-11-03

Countergravity casting apparatus and desulfurization methods

#30
20220126221
2022-04-28

Methods and systems for separating metals

#31
20220074022
2022-03-10

IMPROVED METHOD FOR PRODUCING HIGH PURITY LEAD

#32
20220074020
2022-03-10

Tin production, which includes a composition comprising tin, lead, silver and antimony

#33
20220056557
2022-02-24

METHOD FOR RECOVERY OF METAL-CONTAINING MATERIAL FROM A COMPOSITE MATERIAL

#34
20220010406
2022-01-13

Vortex scrap metal injector

#35
20210317548
2021-10-14

System for salt removal from uranium metal

#36
20200165700
2020-05-28

Apparatus and process for separating and recovering the components of an alloy, particularly a noble alloy

#37
20200156147
2020-05-21

Countergravity Casting Apparatus and Desulfurization Methods

#38
20200038942
2020-02-06

Countergravity casting apparatus and desulfurization methods

#39
20200030876
2020-01-30

Apparatus and methods for filtering metals

#40
20190382868
2019-12-19

METHOD FOR RECYCLING COPPER-INDIUM-GALLIUM-SELENIUM WASTE

#41
20190284658
2019-09-19

DEVICE FOR FRACTIONAL CONDENSATION OF ARSENIC LEAD VAPOR MIXTURE AND APPLICATION METHOD THEREOF

#42
20190185961
2019-06-20

Ultrasonic Probes with Gas Outlets for Degassing of Molten Metals

#43
20190119782
2019-04-25

Method for producing magnesium by distillation

#44
20180274059
2018-09-27

Method for recovery of metal-containing material from a composite material

#45
20180265946
2018-09-20

Device for degassing light alloy melts by means of ultrasounds and system

#46
20180142324
2018-05-24

Method for purifying metallic sodium

#47
20180087136
2018-03-29

METHOD OF PRODUCING HIGH-PURITY ERBIUM

#48
20180030570
2018-02-01

Apparatus and process for separating and recovering the components of an alloy, particularly a noble alloy

#49
20170341140
2017-11-30

Apparatus and methods for filtering metals

#50
20170252797
2017-09-07

Molten metal filtration device

#51
20170166996
2017-06-15

Ultrasonic degassing of molten metals

#52
20170067134
2017-03-09

Ultrasonic probes with gas outlets for degassing of molten metals

#53
20170029921
2017-02-02

Method for producing high-purity calcium

#54
20160362766
2016-12-15

Recovering heavy rare earth metals from magnet scrap

#55
20160348212
2016-12-01

Method for separating the mixture of zirconium oxide/hafnium oxide by pyrometallurgy

#56
20160138868
2016-05-19

Metallurgical apparatus

#57
20150307960
2015-10-29

MAGNESIUM REFINING APPARATUS AND MAGNESIUM REFINING METHOD

#58
20150240333
2015-08-27

High elasticity aluminum alloy including titanium compound and method for producing the same

#59
20150232964
2015-08-20

Method of purifying sodium metal

#60
20150159954
2015-06-11

System and Method for Charging a Furnace for Melting and Refining Copper Scrap, and Furnace Thereof

#61
20150082942
2015-03-26

METAL OR SEMICONDUCTOR MELT REFINEMENT METHOD, AND VACUUM REFINEMENT DEVICE

#62
20140301890
2014-10-09

Method for producing high-purity calcium

#63
20140238197
2014-08-28

Simultaneous multi-mode gas activation degassing device for casting ultraclean high-purity metals and alloys

#64
20140202653
2014-07-24

METHOD FOR PURIFYING HIGH-PURITY ALUMINIUM BY DIRECTIONAL SOLIDIFICATION AND SMELTING FURNACE THEREFOR

#65
20140123812
2014-05-08

Ultrasonic device with integrated gas delivery system

#66
20140034480
2014-02-06

Tantalum-material multilevel distillation crucible and distillation process

#67
20140008848
2014-01-09

Ultrasonic degassing of molten metals

#68
20130241010
2013-09-19

Production method for high-purity lanthanum, high-purity lanthanum, sputtering target composed of high-purity lanthanum, and metal gate film containing high-purity lanthanum as main component

#69
20130052076
2013-02-28

Separation method

#70
20120295129
2012-11-22

Metal member manufacturing method and metal member

#71
20120261262
2012-10-18

Purifying Apparatus and Purifying Method

#72
20120042751
2012-02-23

Ultrasonic device with integrated gas delivery system

#73
20120031235
2012-02-09

Metal recovery system

#74
20110247456
2011-10-13

Ultrasonic degassing of molten metals

#75
20110089567
2011-04-21

Production method and production apparatus of tin or solder alloy for electronic components, and solder alloy

#76
20110023660
2011-02-03

Method and apparatus for recovery of rare earth element

#77
20100101957
2010-04-29

Purifying apparatus and purifying method

#78
20100064849
2010-03-18

Method and apparatus for manufacturing high-purity alloy

#79
20100024602
2010-02-04

Crystallisation method for the purification of a molten metal, in particular recycled aluminium

#80
20090308203
2009-12-17

Method and device for metal purification and separation of purified metal from metal mother liquid such as aluminium

#81
20090301259
2009-12-10

Method for the separation of molten aluminium and solid inclusions

#82
20090285716
2009-11-19

Process for recycling aluminum alloy scrap coming from the aeronautical industry

#83
20090277302
2009-11-12

Method of copper precipitation in lead-free solder, granulation and separation of (CuX)Sncompounds and recovery of tin

#84
20090100968
2009-04-23

Method and apparatus for manufacturing high-purity hydrogen storage alloy MgNi

#85
20080289150
2008-11-27

Method of purifying metal

#86
20080257109
2008-10-23

High vacuum in-situ refining method for high-purity materials and an apparatus thereof

#87
20080250901
2008-10-16

Method of High-Melting-Point Metal Separation and Recovery

#88
20080216605
2008-09-11

Method of copper precipitation in lead-free solder, granulation and separation of (CuX)Sncompounds and recovery of tin

#89
20080216601
2008-09-11

Multistage electromagnetic purification method for molten metal

#90
20080190244
2008-08-14

Method of fabricating metal compound through smelting with vaporization purification

#91
20080000326
2008-01-03

Method for the purification of a molten metal

#92
20070272057
2007-11-29

Method of cooling molten metal during fractional crystallisation

#93
20070266826
2007-11-22

Methods for producing consolidated materials

#94
20070235159
2007-10-11

Degassing of molten alloys with the assistance of ultrasonic vibration

#95
20070079632
2007-04-12

Thin silicon layer and method of manufacturing thereof

#96
20060162491
2006-07-27

Method for fractional crystallisation of a molten metal

#97
20060107794
2006-05-25

Method and apparatus for decontaminating molten metal compositions

#98
20050247162
2005-11-10

Precious metals recovery from waste materials using an induction furnace

#99
20050178239
2005-08-18

Method for fractional crystallisation of a metal

#100
20050039578
2005-02-24

Method and device for controlling the proportion of crystals in a liquid-crystal mixture

#101
17185338
2022-03-01

Methods and systems for separating metals