in an electrically heated multi-chamber furnace, a combination of electric furnaces or an electric furnace arranged for associated working with a non electric furnace

Industry

CPC
C21C5/5252

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Parent Industries

CCHEMISTRY METALLURGY C21Iron metallurgy C21CPROCESSING OF PIG-IRON C21C5/00Manufacture of carbon-steel

Current Industry

C21C5/5252in an electrically heated multi-chamber furnace, a combination of electric furnaces or an electric furnace arranged for associated working with a non electric furnace

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Production method for smelting clean steel from full-scrap steel us...
- Patent number 10,767,239
- Issue date Sep 8, 2020
- University of Science and Technology Beijing
- Rong Zhu
- C21 - METALLURGY OF IRON
Information Patent Grant
Apparatus for heating and transferring metal materials for a meltin...
- Patent number 10,571,194
- Issue date Feb 25, 2020
- Danieli & C. Officine Meccaniche SpA
- Antonello Mordeglia
- C21 - METALLURGY OF IRON
Information Patent Grant
Fixed-type electric furnace and molten steel production method
- Patent number 9,932,649
- Issue date Apr 3, 2018
- Posco
- Baek Lee
- C21 - METALLURGY OF IRON
Information Patent Grant
Flexible minimum energy utilization electric arc furnace system and...
- Patent number 9,551,045
- Issue date Jan 24, 2017
- A. Finkl & Sons Co.
- John A. Guliana
- C21 - METALLURGY OF IRON
Information Patent Grant
Electric furnace for producing molten metal having material recycli...
- Patent number 8,871,000
- Issue date Oct 28, 2014
- Midrex Technologies, Inc.
- Masahiko Tetsumoto
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and device for operating a change converter unit of an oxyge...
- Patent number 8,187,526
- Issue date May 29, 2012
- SMS Siemag Aktiengesellschaft
- Hans-Wilhelm Schöck
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of melting a mixture of scrap metal using scrap rubber
- Patent number 8,114,185
- Issue date Feb 14, 2012
- Franklin Leroy Stebbing
- C21 - METALLURGY OF IRON
Information Patent Grant
Electric arc furnace steelmaking
- Patent number 8,057,570
- Issue date Nov 15, 2011
- Technological Resources Pty. Limited
- Christopher Martin Hayman
- C21 - METALLURGY OF IRON
Information Patent Grant
Furnace installation and method for melting down metallic or metal-...
- Patent number 7,830,947
- Issue date Nov 9, 2010
- SMS Siemag Aktiengesellschaft
- Manfred Schubert
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of melting a mixture of scrap metal using scrap rubber
- Patent number 7,674,318
- Issue date Mar 9, 2010
- Franklin Leroy Stebbing
- C21 - METALLURGY OF IRON
Information Patent Grant
Continuous steel production and apparatus
- Patent number 7,618,582
- Issue date Nov 17, 2009
- The Curators of the University of Missouri
- Kent D. Peaslee
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing stainless steels, in particular high-grade ste...
- Patent number 7,094,271
- Issue date Aug 22, 2006
- SMS Demag AG
- Karl Reiner Götzinger
- C21 - METALLURGY OF IRON
Information Patent Grant
Multichambered steelmaking apparatus and method of steelmaking
- Patent number 6,855,188
- Issue date Feb 15, 2005
- Vladimir Maximovich Lomakin
- C21 - METALLURGY OF IRON
Information Patent Grant
Molten steel producing method
- Patent number 6,740,138
- Issue date May 25, 2004
- Daido Tokushukou Kabushikikaisha
- Hajime Amano
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and apparatus for optimized mixing in a common hearth in pla...
- Patent number 6,712,875
- Issue date Mar 30, 2004
- Lectrotherm, Inc.
- Edward Scott Jackson
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and device for producing molten iron
- Patent number 6,689,182
- Issue date Feb 10, 2004
- Kobe Steel, Ltd.
- Koji Tokuda
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing beneficiated titanium oxides
- Patent number 6,685,761
- Issue date Feb 3, 2004
- Midrex International B.V. Rotterdam, Zurich Branch
- Glenn E. Hoffman
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for recovering metallic chromium from slag containing chromi...
- Patent number 6,679,931
- Issue date Jan 20, 2004
- SMS Demag AG
- Karl Götzinger
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing melt iron
- Patent number 6,582,492
- Issue date Jun 24, 2003
- Paul Wurth S.A.
- Jean-Luc Roth
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing molten iron in duplex furnaces
- Patent number 6,582,491
- Issue date Jun 24, 2003
- Midrex International, B.V. Rotterdam, Zurich Branch
- Glenn E. Hoffman
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for the production of metal melts
- Patent number 6,508,853
- Issue date Jan 21, 2003
- Voest-Alpine Industrieanlagenbau GmbH
- Stefan Dimitrov
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and apparatus for recovering metal values from liquid slag a...
- Patent number 6,438,154
- Issue date Aug 20, 2002
- John A. Vallomy
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for making steel
- Patent number 6,424,671
- Issue date Jul 23, 2002
- National Research Development Corporation
- Shilowbhadra Banerjee
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for continuous smelting of solid metal products
- Patent number 6,314,123
- Issue date Nov 6, 2001
- Paul Wurth S.A.
- Wilhelm Burgmann
- C21 - METALLURGY OF IRON
Information Patent Grant
Plant for the production of metal melts
- Patent number 6,264,883
- Issue date Jul 24, 2001
- Voest-Alpine Industrieanlagenbau GmbH
- Stefan Dimitrov
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of producing molten iron in duplex furnaces
- Patent number 6,251,156
- Issue date Jun 26, 2001
- Midrex Technologies, Inc.
- Glenn E. Hoffman
- C21 - METALLURGY OF IRON
Information Patent Grant
Iron smelting process and plant according to the multiple zone smel...
- Patent number 6,241,798
- Issue date Jun 5, 2001
- Voest-Alpine Industrieanlagenbau GmbH
- Stefan Dimitrov
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for making steel in a liquid melt-fed electric furnace
- Patent number 6,238,452
- Issue date May 29, 2001
- Paul Wurth, S.A.
- André Kremer
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel production method
- Patent number 6,162,274
- Issue date Dec 19, 2000
- Mitsubishi Heavy Industries, Ltd.
- Susumu Kamikawa
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing alloyed steels
- Patent number 6,077,324
- Issue date Jun 20, 2000
- KCT Technologie GmbH
- Ernst Fritz
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
SUSTAINABLE STEEL PRODUCTION WITH CO-GENERATION OF HYDROGEN
- Publication number 20240327939
- Publication date Oct 3, 2024
- Saudi Arabian Oil Company
- Faisal B. Almutairi
- C21 - METALLURGY OF IRON
Information Patent Application
PRODUCTION METHOD FOR SMELTING CLEAN STEEL FROM FULL-SCRAP STEEL US...
- Publication number 20180363077
- Publication date Dec 20, 2018
- University of Science and Technology Beijing
- Rong ZHU
- C21 - METALLURGY OF IRON
Information Patent Application
ARGON OXYGEN DECARBURIZATION REFINING METHOD FOR MOLTEN AUSTENITIC...
- Publication number 20170175212
- Publication date Jun 22, 2017
- POSCO
- Sung Jin PARK
- C21 - METALLURGY OF IRON
Information Patent Application
APPARATUS FOR HEATING AND TRANSFERRING METAL MATERIALS FOR A MELTIN...
- Publication number 20170167792
- Publication date Jun 15, 2017
- Danieli & C. Officine Meccaniche Spa
- Antonello MORDEGLIA
- C21 - METALLURGY OF IRON
Information Patent Application
PROCESS FOR PRODUCING MOLTEN STEEL USING GRANULAR METALLIC IRON
- Publication number 20130098202
- Publication date Apr 25, 2013
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Osamu Tsuge
- C21 - METALLURGY OF IRON
Information Patent Application
ELECTRIC FURNACE FOR PRODUCING MOLTEN METAL HAVING MATERIAL RECYCLI...
- Publication number 20120297925
- Publication date Nov 29, 2012
- Masahiko TETSUMOTO
- C21 - METALLURGY OF IRON
Information Patent Application
TOUGHENED GRAPHITE ELECTRODES FOR ELECTRIC ARC FURNACES
- Publication number 20100175506
- Publication date Jul 15, 2010
- UT-Battelle, LLC
- Peter J. Pappano
- C21 - METALLURGY OF IRON
Information Patent Application
Method of Melting A Mixture of Scrap Metal Using Scrap Rubber
- Publication number 20100154594
- Publication date Jun 24, 2010
- Rex Enterprises, LLC
- Franklin Leroy Stebbing
- C21 - METALLURGY OF IRON
Information Patent Application
PROCESS AND PLANT FOR PRODUCING STEEL
- Publication number 20100064856
- Publication date Mar 18, 2010
- SMS Siemag Aktiengesellschaft
- Guido Kleinschmidt
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD AND DEVICE FOR OPERATING A CHANGE CONVERTER UNIT OF AN OXYGE...
- Publication number 20100025899
- Publication date Feb 4, 2010
- Hans-Wilhelm Schöck
- C21 - METALLURGY OF IRON
Information Patent Application
Electric Arc Furnance Steelmaking
- Publication number 20090293671
- Publication date Dec 3, 2009
- TECHNOLOGICAL RESOURCES PTY. LIMITED
- Christopher Martin Hayman
- C21 - METALLURGY OF IRON
Information Patent Application
Method of Melting A Mixture of Scrap Metal Using Scrap Rubber
- Publication number 20080314198
- Publication date Dec 25, 2008
- Rex Enterprises, LLC
- Franklin Leroy Stebbing
- C21 - METALLURGY OF IRON
Information Patent Application
Furnace Installation and Method for Melting Down Metallic or Metal-...
- Publication number 20080101432
- Publication date May 1, 2008
- Manfred Schubert
- C21 - METALLURGY OF IRON
Information Patent Application
CONTINUOUS STEEL PRODUCTION AND APPARATUS
- Publication number 20060272447
- Publication date Dec 7, 2006
- Kent D. Peaslee
- C21 - METALLURGY OF IRON
Information Patent Application
Method for producing stainless steels, in particular high-grade ste...
- Publication number 20040099091
- Publication date May 27, 2004
- Karl Reiner Gotzinger
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD AND APPARATUS FOR OPTIMIZED MIXING IN A COMMON HEARTH IN PLA...
- Publication number 20040056394
- Publication date Mar 25, 2004
- Edward S. Jackson
- C21 - METALLURGY OF IRON
Information Patent Application
Method of and plant for producing products from carbon or stainless...
- Publication number 20030230163
- Publication date Dec 18, 2003
- Fritz-Peter Pleschiutschnigg
- C21 - METALLURGY OF IRON
Information Patent Application
Method and device for producing molten iron
- Publication number 20030070507
- Publication date Apr 17, 2003
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Koji Tokuda
- C21 - METALLURGY OF IRON
Information Patent Application
Method of melting a mixture of scrap metal using scrap rubber
- Publication number 20030066387
- Publication date Apr 10, 2003
- Franklin Leroy Stebbing
- C21 - METALLURGY OF IRON
Information Patent Application
Molten steel producing method
- Publication number 20030024349
- Publication date Feb 6, 2003
- Daido Tokushukou Kabushikikaisha
- Hajime Amano
- C21 - METALLURGY OF IRON
Information Patent Application
Process for the production of metal melts
- Publication number 20020005083
- Publication date Jan 17, 2002
- Voest-Alpine Industrieanlagenbau GmbH
- Stefan Dimitrov
- C21 - METALLURGY OF IRON
Information Patent Application
Method for producing molten iron in duplex furnaces
- Publication number 20010054329
- Publication date Dec 27, 2001
- Glenn E. Hoffman
- C21 - METALLURGY OF IRON
Information Patent Application
Method and apparatus for recovering metal values from liquid slag a...
- Publication number 20010046251
- Publication date Nov 29, 2001
- John A. Vallomy
- C21 - METALLURGY OF IRON

in an electrically heated multi-chamber furnace, a combination of electric furnaces or an electric furnace arranged for associated working with a non electric furnace

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Production method for smelting clean steel from full-scrap steel us...

Apparatus for heating and transferring metal materials for a meltin...

Fixed-type electric furnace and molten steel production method

Flexible minimum energy utilization electric arc furnace system and...

Electric furnace for producing molten metal having material recycli...

Method and device for operating a change converter unit of an oxyge...

Method of melting a mixture of scrap metal using scrap rubber

Electric arc furnace steelmaking

Furnace installation and method for melting down metallic or metal-...

Method of melting a mixture of scrap metal using scrap rubber

Continuous steel production and apparatus

Method for producing stainless steels, in particular high-grade ste...

Multichambered steelmaking apparatus and method of steelmaking

Molten steel producing method

Method and apparatus for optimized mixing in a common hearth in pla...

Method and device for producing molten iron

Method for producing beneficiated titanium oxides

Method for recovering metallic chromium from slag containing chromi...

Method for producing melt iron

Method for producing molten iron in duplex furnaces

Process for the production of metal melts

Method and apparatus for recovering metal values from liquid slag a...

Process for making steel

Method for continuous smelting of solid metal products

Plant for the production of metal melts

Method of producing molten iron in duplex furnaces

Iron smelting process and plant according to the multiple zone smel...

Method for making steel in a liquid melt-fed electric furnace

Steel production method

Method for producing alloyed steels

Patents Applicationslast 30 patents

SUSTAINABLE STEEL PRODUCTION WITH CO-GENERATION OF HYDROGEN

PRODUCTION METHOD FOR SMELTING CLEAN STEEL FROM FULL-SCRAP STEEL US...

ARGON OXYGEN DECARBURIZATION REFINING METHOD FOR MOLTEN AUSTENITIC...

APPARATUS FOR HEATING AND TRANSFERRING METAL MATERIALS FOR A MELTIN...

PROCESS FOR PRODUCING MOLTEN STEEL USING GRANULAR METALLIC IRON

ELECTRIC FURNACE FOR PRODUCING MOLTEN METAL HAVING MATERIAL RECYCLI...

TOUGHENED GRAPHITE ELECTRODES FOR ELECTRIC ARC FURNACES

Method of Melting A Mixture of Scrap Metal Using Scrap Rubber

PROCESS AND PLANT FOR PRODUCING STEEL

METHOD AND DEVICE FOR OPERATING A CHANGE CONVERTER UNIT OF AN OXYGE...

Electric Arc Furnance Steelmaking

Method of Melting A Mixture of Scrap Metal Using Scrap Rubber

Furnace Installation and Method for Melting Down Metallic or Metal-...

CONTINUOUS STEEL PRODUCTION AND APPARATUS

Method for producing stainless steels, in particular high-grade ste...

METHOD AND APPARATUS FOR OPTIMIZED MIXING IN A COMMON HEARTH IN PLA...

Method of and plant for producing products from carbon or stainless...

Method and device for producing molten iron

Method of melting a mixture of scrap metal using scrap rubber

Molten steel producing method

Process for the production of metal melts

Method for producing molten iron in duplex furnaces

Method and apparatus for recovering metal values from liquid slag a...