By using plasma

Industry

CPC
C21B13/125

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Parent Industries

CCHEMISTRY METALLURGY C21Iron metallurgy C21BMANUFACTURE OF IRON OR STEEL C21B13/00Making spongy iron or liquid steel, by direct processes

Current Industry

C21B13/125By using plasma

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Production apparatus and method for electric arc furnace steelmakin...
- Patent number 11,174,524
- Issue date Nov 16, 2021
- University of Science and Technology Beijing
- Rong Zhu
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Green process for the preparation of pure iron
- Patent number 9,879,331
- Issue date Jan 30, 2018
- Council of Scientific and Industrial Research
- Byagyadhar Bhoi
- C21 - METALLURGY OF IRON
Information Patent Grant
Green process for the preparation of direct reduced iron (DRI)
- Patent number 8,728,195
- Issue date May 20, 2014
- Council of Scientific and Industrial Research
- Bhagyadhar Bhoi
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for treating return ores using plasma
- Patent number 8,598,486
- Issue date Dec 3, 2013
- Posco
- Shin Il Kim
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and furnace for melting steel scrap
- Patent number 8,491,836
- Issue date Jul 23, 2013
- Siemens Aktiengesellschaft
- Thomas Matschullat
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and apparatus for treating return ores using plasma
- Patent number 8,287,802
- Issue date Oct 16, 2012
- Posco
- Shin Il Kim
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and furnace for melting steel scrap
- Patent number 8,137,432
- Issue date Mar 20, 2012
- Siemens Aktiengesellschaft
- Thomas Matschullat
- C21 - METALLURGY OF IRON
Information Patent Grant
Plasma-assisted melting
- Patent number 7,189,940
- Issue date Mar 13, 2007
- BTU International Inc.
- Satyendra Kumar
- C21 - METALLURGY OF IRON
Information Patent Grant
Plasma furnace and a method of operating the same
- Patent number 5,579,705
- Issue date Dec 3, 1996
- Kabushiki Kaisha Kobe Seiko Sho
- Tomio Suzuki
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for the melting, combustion or incineration of materials and...
- Patent number 5,548,611
- Issue date Aug 20, 1996
- Schuller International, Inc.
- Michael J. Cusick
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Electrical method for conversion of molecular weights of particulates
- Patent number 5,409,584
- Issue date Apr 25, 1995
- University of Alaska
- William M. Sackinger
- C21 - METALLURGY OF IRON
Information Patent Grant
Electrical method for conversion of molecular weights of particulates
- Patent number 5,356,524
- Issue date Oct 18, 1994
- University of Alaska
- William M. Sackinger
- C21 - METALLURGY OF IRON
Information Patent Grant
Direct smelting process with a thermal plasma
- Patent number 5,244,488
- Issue date Sep 14, 1993
- Manyo Kogyo Kabushiki Kaisha
- Ryoda Sato
- C21 - METALLURGY OF IRON
Information Patent Grant
Partial reduction of particulate iron ores and cyclone reactor
- Patent number 5,228,901
- Issue date Jul 20, 1993
- Idaho Research Foundation, Inc.
- Patrick R. Taylor
- C21 - METALLURGY OF IRON
Information Patent Grant
Plant to be used for metallurgical treatments of metal compounds an...
- Patent number 5,009,397
- Issue date Apr 23, 1991
- Voest-Alpine Industrieanlagenbau GmbH
- Gerhard Glockler
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and apparatus for melting iron and steel scrap
- Patent number 4,996,694
- Issue date Feb 26, 1991
- SKF Plasma Technologies AB
- Sven Santen
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of desulfurizing molten metal in a plasma fired cupola
- Patent number 4,853,033
- Issue date Aug 1, 1989
- Electric Power Research Institute
- Shyam V. Dighe
- C21 - METALLURGY OF IRON
Information Patent Grant
Replacement of coke in plasma-fired cupola
- Patent number 4,828,607
- Issue date May 9, 1989
- Electric Power Research Institute
- Shyam V. Dighe
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for the production of pig iron from fine ore using plasma b...
- Patent number 4,806,154
- Issue date Feb 21, 1989
- Korf Engineering GmbH
- Rolf Hauk
- C21 - METALLURGY OF IRON
Information Patent Grant
Plasma fired cupola
- Patent number 4,780,132
- Issue date Oct 25, 1988
- Electric Power Research Institute
- Shyam V. Dighe
- C21 - METALLURGY OF IRON
Information Patent Grant
Control of a plasma fired cupola
- Patent number 4,769,065
- Issue date Sep 6, 1988
- Electric Power Research Institute
- Shyam V. Dighe
- C21 - METALLURGY OF IRON
Information Patent Grant
Plasma fired feed nozzle
- Patent number 4,761,793
- Issue date Aug 2, 1988
- Electric Power Research Institute
- Shyam V. Digne
- C21 - METALLURGY OF IRON
Information Patent Grant
Processes for the smelting reduction of smeltable materials
- Patent number 4,756,748
- Issue date Jul 12, 1988
- Canadian Patents and Development Limited-Societe Canadienne des Brevets et d'...
- Wei-Kao Lu
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for producing molten pig iron or steel raw material
- Patent number 4,755,219
- Issue date Jul 5, 1988
- Korf Engineering GmbH
- Rolf Hauk
- C21 - METALLURGY OF IRON
Information Patent Grant
Plant for producing steel from scrap
- Patent number 4,740,989
- Issue date Apr 26, 1988
- Voest-Alpine Aktiengesellschaft
- Othmar Steipe
- C21 - METALLURGY OF IRON
Information Patent Grant
Connection device for plasma generators
- Patent number 4,706,943
- Issue date Nov 17, 1987
- SKF Steel Engineering AB
- Gunnar Astner
- C21 - METALLURGY OF IRON
Information Patent Grant
Electric melting furnace arrangement as well as a method of influen...
- Patent number 4,697,274
- Issue date Sep 29, 1987
- Voest-Alpine Aktiengesellschaft
- Bernhard Enkner
- C21 - METALLURGY OF IRON
Information Patent Grant
Apparatus and method for treating metallic fines
- Patent number 4,654,076
- Issue date Mar 31, 1987
- Plasma Energy Corporation
- Salvador L. Camacho
- C21 - METALLURGY OF IRON
Information Patent Grant
Metallurgical plasma melting process
- Patent number 4,626,654
- Issue date Dec 2, 1986
- VEB Edelstahlwerk "8 Mai 1945" Freital
- Fred Esser
- C21 - METALLURGY OF IRON
Information Patent Grant
Arrangement for producing metals, such as molten pig iron, steel pr...
- Patent number 4,617,671
- Issue date Oct 14, 1986
- Voest-Alpine Aktiengesellschaft
- Walter Lugscheider
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING STEEL USING SUPER-PURE IRON ORE POWDER AND HYD...
- Publication number 20250122587
- Publication date Apr 17, 2025
- Dehua Zhu
- C21 - METALLURGY OF IRON
Information Patent Application
PLASMA INDUCED FUMING FURNACE
- Publication number 20220389536
- Publication date Dec 8, 2022
- AURUBIS BEERSE
- Mathias Chintinne
- C21 - METALLURGY OF IRON
Information Patent Application
PRODUCTION APPARATUS AND METHOD FOR ELECTRIC ARC FURNACE STEELMAKIN...
- Publication number 20210355554
- Publication date Nov 18, 2021
- UNIVERSITY OF SCIENCE AND TECHNOLOGY BEIJING
- Rong ZHU
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Application
Method for Treating Return Ores Using Plasma
- Publication number 20130098209
- Publication date Apr 25, 2013
- POSCO
- Shin Il Kim
- C21 - METALLURGY OF IRON
Information Patent Application
GREEN PROCESS FOR THE PREPARATION OF DIRECT REDUCED IRON (DRI)
- Publication number 20130047782
- Publication date Feb 28, 2013
- Council of Scientific and Industrial Research
- BHAGYADHAR BHOI
- C21 - METALLURGY OF IRON
Information Patent Application
Method and furnace for melting steel scrap
- Publication number 20120140786
- Publication date Jun 7, 2012
- Thomas Matschullat
- C21 - METALLURGY OF IRON
Information Patent Application
Method and furnace for melting steel scrap
- Publication number 20110203412
- Publication date Aug 25, 2011
- Thomas Matschullat
- C21 - METALLURGY OF IRON
Information Patent Application
Method and Apparatus for Treating Return Ores Using Plasma
- Publication number 20100024595
- Publication date Feb 4, 2010
- POSCO
- Shin Il Kim
- C21 - METALLURGY OF IRON
Information Patent Application
Plasma-assisted melting
- Publication number 20040107796
- Publication date Jun 10, 2004
- Satyendra Kumar
- C21 - METALLURGY OF IRON

By using plasma

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Production apparatus and method for electric arc furnace steelmakin...

Green process for the preparation of pure iron

Green process for the preparation of direct reduced iron (DRI)

Method for treating return ores using plasma

Method and furnace for melting steel scrap

Method and apparatus for treating return ores using plasma

Method and furnace for melting steel scrap

Plasma-assisted melting

Plasma furnace and a method of operating the same

Method for the melting, combustion or incineration of materials and...

Electrical method for conversion of molecular weights of particulates

Electrical method for conversion of molecular weights of particulates

Direct smelting process with a thermal plasma

Partial reduction of particulate iron ores and cyclone reactor

Plant to be used for metallurgical treatments of metal compounds an...

Method and apparatus for melting iron and steel scrap

Method of desulfurizing molten metal in a plasma fired cupola

Replacement of coke in plasma-fired cupola

Process for the production of pig iron from fine ore using plasma b...

Plasma fired cupola

Control of a plasma fired cupola

Plasma fired feed nozzle

Processes for the smelting reduction of smeltable materials

Process for producing molten pig iron or steel raw material

Plant for producing steel from scrap

Connection device for plasma generators

Electric melting furnace arrangement as well as a method of influen...

Apparatus and method for treating metallic fines

Metallurgical plasma melting process

Arrangement for producing metals, such as molten pig iron, steel pr...

Patents Applicationslast 30 patents

METHOD FOR PRODUCING STEEL USING SUPER-PURE IRON ORE POWDER AND HYD...

PLASMA INDUCED FUMING FURNACE

PRODUCTION APPARATUS AND METHOD FOR ELECTRIC ARC FURNACE STEELMAKIN...

Method for Treating Return Ores Using Plasma

GREEN PROCESS FOR THE PREPARATION OF DIRECT REDUCED IRON (DRI)

Method and furnace for melting steel scrap

Method and furnace for melting steel scrap

Method and Apparatus for Treating Return Ores Using Plasma

Plasma-assisted melting