C22B9/00 - CPC Classification Index

ClassID:

119294 ⎘

C22B9/00 - CPC Classification

Classification description:

General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals

Sub-classes:

C22B9/003 » {by induction} 64
C22B9/006 » {with use of an inert protective material including the use of an inert gas} 52
C22B9/02 » Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action {including acoustic waves; } 90
C22B9/04 » Refining by applying a vacuum 92
C22B9/05 » Refining by treating with gases, e.g. gas flushing {also refining by means of a material generating gas in situ} 123
C22B9/10 » with refining or fluxing agents; use of materials therefor, 83
C22B9/14 » Refining in the solid state 36
C22B9/16 » Remelting metals 67

Recent Application in this class:

20250354949

2025-11-20

System for the Measurement of the Copper Percentage in White Metal in a Smelting Furnace

20220213895

2022-07-07

Rotor and rotor shaft for molten metal

20200338635

2020-10-29

METAL PRODUCT MANUFACTURING DEVICE AND METAL PRODUCT MANUFACTURING METHOD

20190360492

2019-11-28

COUPLING AND ROTOR SHAFT FOR MOLTEN METAL DEVICES

20190360491

2019-11-28

COUPLING AND ROTOR SHAFT FOR MOLTEN METAL DEVICES

20180195513

2018-07-12

Rotor and rotor shaft for molten metal

20180164037

2018-06-14

Conductive metal melting furnace, conductive metal melting furnace system equipped with same, and conductive metal melting method

20180142330

2018-05-24

Process for the production of a PGM-enriched alloy

20170166996

2017-06-15

Ultrasonic degassing of molten metals

#10

20170044644

2017-02-16

PROCESS OF EXTRACTING GOLD AND SILVER FROM ORES AND MINING BY-PRODUCTS

#11

20170002441

2017-01-05

Process for the production of a PGM-enriched alloy

#12

20160376681

2016-12-29

PROCESS TO THERMALLY UPGRADE METAL-CONTAINING LIMONITE OR SAPROLITE ORES VIA MAGNETIC SEPARATION AND THE USE OF THE MAGNETIC CONCENTRATE AS SEEDS

#13

20160053814

2016-02-25

Coupling and rotor shaft for molten metal devices

#14

20160053762

2016-02-25

Rotor and rotor shaft for molten metal

#15

20160045841

2016-02-18

NEW AND IMPROVED SYSTEM FOR PROCESSING VARIOUS CHEMICALS AND MATERIALS

#16

20150247217

2015-09-03

Device and method for preprocessing metallic magnesium

#17

20150211096

2015-07-30

ALLOY FOR MAGNESIUM AND MAGNESIUM ALLOY GRAIN REFINEMENT AND PREPARATION METHOD THEREOF

#18

20150135902

2015-05-21

Methods for industrial-scale production of metal matrix nanocomposites

#19

20150128764

2015-05-14

Silicon purification mold and method

#20

20150013496

2015-01-15

Metallurgical composition for the manufacture of ferrochrome

#21

20140265068

2014-09-18

SYSTEM AND METHOD FOR COMPONENT MAINTENANCE

#22

20140144786

2014-05-29

Eco-friendly smelting process for reactor-grade zirconium using raw ore metal reduction and electrolytic refining integrated process

#23

20140033871

2014-02-06

Apparatus and method for condensing metal vapor

#24

20140008848

2014-01-09

Ultrasonic degassing of molten metals

#25

20130309127

2013-11-21

COMPOSITION OF MATTER TAILORING: SYSTEM IA

#26

20130307202

2013-11-21

Method and apparatus for heating metals

#27

20130260164

2013-10-03

Steel plate with excellent hydrogen induced cracking resistance, and manufacturing method of the same

#28

20130236352

2013-09-12

Nanomaterial-based methods and apparatuses

#29

20130221587

2013-08-29

Target material refinement device and target supply apparatus

#30

20130199339

2013-08-08

Apparatus and methods for industrial-scale production of metal matrix nanocomposites

#31

20130145902

2013-06-13

Apparatus and method for condensing metal vapor

#32

20130125704

2013-05-23

Method for treating spheroidal graphite iron and pouring device thereof

#33

20130048045

2013-02-28

HEAT RECOVERY SYSTEM FOR PYROMETALLURGICAL VESSEL USING THERMOELECTRIC/THERMOMAGNETIC DEVICES

#34

20120156087

2012-06-21

Recycled magnesium alloy, process for producing the same, and magnesium alloy

#35

20120144959

2012-06-14

SMELTING METHOD

#36

20110303706

2011-12-15

Launder transfer insert and system

#37

20110247456

2011-10-13

Ultrasonic degassing of molten metals

#38

20110142975

2011-06-16

Methods and apparatus for processing molten materials

#39

20110113925

2011-05-19

METHOD OF AND SYSTEM FOR PROCESSING RED MUD

#40

20110033335

2011-02-10

Producing an alloy with a powder metallurgical pre-material

#41

20110005351

2011-01-13

Method for treating spheroidal graphite iron and pouring device thereof

#42

20100201049

2010-08-12

Thermally efficient, cover for metal containment vessel, related system and methods

#43

20100111752

2010-05-06

COMPOSITION OF MATTER TAILORING: SYSTEM IA

#44

20100107817

2010-05-06

Method for recovering valuable metals from wastes

#45

20100096785

2010-04-22

DEVICE FOR INTRODUCING METAL BARS INTO A METAL BATH

#46

20090212471

2009-08-27

Board lined furnace with side immersion heating elements

#47

20090065985

2009-03-12

MOLTEN METAL REACTOR UTILIZING MOLTEN METAL FLOW FOR FEED MATERIAL AND REACTION PRODUCT ENTRAPMENT

#48

20080292804

2008-11-27

METHODS FOR MAKING REFRACTORY CRUCIBLES FOR MELTING TITANIUM ALLOYS

#49

20080292791

2008-11-27

Methods for making reinforced refractory crucibles for melting titanium alloys

#50

20080168864

2008-07-17

METHOD FOR MAKING LITHIUM-CONTAINING MAGNESIUM ALLOY

#51

20070057416

2007-03-15

Methods and apparatus for processing molten materials

#52

20070028835

2007-02-08

Crucible apparatus and method of solidifying a molten material

#53

20060252629

2006-11-09

Rare earth alloy-melting crucible and rare earth alloy

#54

20060016292

2006-01-26

Process for producing silicon

#55

20050173029

2005-08-11

Magnesium-based alloy composition

#56

20050016635

2005-01-27

Crucible for melting rare earth element alloy and rare earth element alloy

#57

20050000605

2005-01-06

Magnesium-based alloy and method for the production thereof

#58

14218430

2016-08-09

Space-based structures and methods of delivering space-sourced materials