wherein iron or steel is obtained in a molten state

Industry

CPC
C21B13/085

This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

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

Current Industry

C21B13/085wherein iron or steel is obtained in a molten state

Industries

Patents Grantslast 30 patents

Information Patent Grant
Process and plant for producing char and fuel gas
- Patent number 9,371,487
- Issue date Jun 21, 2016
- Outotec Oyj
- Andreas Orth
- C21 - METALLURGY OF IRON
Information Patent Grant
Process and plant for producing char and fuel gas
- Patent number 9,175,226
- Issue date Nov 3, 2015
- Outotec Oyj
- Andreas Orth
- C21 - METALLURGY OF IRON
Information Patent Grant
Direct iron and steelmaking
- Patent number 6,652,802
- Issue date Nov 25, 2003
- William Lyon Sherwood
- C21 - METALLURGY OF IRON
Information Patent Grant
Continuous metal melting apparatus
- Patent number 6,630,099
- Issue date Oct 7, 2003
- William Lyon Sherwood
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of manufacturing molten metal iron
- Patent number 6,569,223
- Issue date May 27, 2003
- Midrex International B.V. Zurich Branch
- Yasuhiro Tanigaki
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for melting ashes, slags or glass
- Patent number 6,432,162
- Issue date Aug 13, 2002
- Asea Brown Boveri AG
- Hans Ruegg
- C21 - METALLURGY OF IRON
Information Patent Grant
Direct iron and steelmaking
- Patent number 6,383,251
- Issue date May 7, 2002
- William Lyon Sherwood
- C21 - METALLURGY OF IRON
Information Patent Grant
Continuous metal melting process
- Patent number 6,273,932
- Issue date Aug 14, 2001
- William Lyon Sherwood
- C21 - METALLURGY OF IRON
Information Patent Grant
Direct iron and steelmaking
- Patent number 5,542,963
- Issue date Aug 6, 1996
- William L. Sherwood
- C21 - METALLURGY OF IRON
Information Patent Grant
Reduction of metal oxides and vessel
- Patent number 5,472,478
- Issue date Dec 5, 1995
- Technological Resources Pty. Ltd.
- Karl Brotzmann
- C21 - METALLURGY OF IRON
Information Patent Grant
High-production rotary furnace steelmaking
- Patent number 5,163,997
- Issue date Nov 17, 1992
- William L. Sherwood
- C21 - METALLURGY OF IRON
Information Patent Grant
Foundry plant with rotary furnaces and process of operation
- Patent number 5,141,208
- Issue date Aug 25, 1992
- L'Air Liquid, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
- Jean Foulard
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for reclaiming metal values from electric arc furnace flue d...
- Patent number 4,836,847
- Issue date Jun 6, 1989
- ZIA Technology, Inc.
- Norman G. Bishop
- C21 - METALLURGY OF IRON
Information Patent Grant
Continuous steelmaking and casting
- Patent number 4,615,511
- Issue date Oct 7, 1986
- William L. Sherwood
- C21 - METALLURGY OF IRON
Information Patent Grant
Continuous process of melting sponge iron
- Patent number 4,540,432
- Issue date Sep 10, 1985
- Metallgesellschaft Aktiengesellschaft
- Martin Hirsch
- C21 - METALLURGY OF IRON
Information Patent Grant
Continuous steelmaking and casting
- Patent number 4,456,476
- Issue date Jun 26, 1984
- William L. Sherwood
- C21 - METALLURGY OF IRON
Information Patent Grant
Melting of fine particulate material in a high-speed rotary furnace
- Patent number 4,175,732
- Issue date Nov 27, 1979
- Dravo Corporation
- Louis H. Jaquay
- C21 - METALLURGY OF IRON
Information Patent Grant
Melting of fine particulate material in a high-speed rotary furnace
- Patent number 4,094,667
- Issue date Jun 13, 1978
- Dravo Corporation
- Louis H. Jaquay
- C21 - METALLURGY OF IRON
Information Patent Grant
Iron or steelmaking process
- Patent number 4,062,674
- Issue date Dec 13, 1977
- British Steel Corporation
- David A. Hawkes
- C21 - METALLURGY OF IRON
Information Patent Grant
3833355
- Patent number 3,833,355
- Issue date Sep 3, 1974
- C21 - METALLURGY OF IRON
Information Patent Grant
3814596
- Patent number 3,814,596
- Issue date Jun 4, 1974
- C21 - METALLURGY OF IRON
Information Patent Grant
3740044
- Patent number 3,740,044
- Issue date Jun 19, 1973
- C21 - METALLURGY OF IRON
Information Patent Grant
3640701
- Patent number 3,640,701
- Issue date Feb 8, 1972
- C21 - METALLURGY OF IRON
Information Patent Grant
3599947
- Patent number 3,599,947
- Issue date Aug 17, 1971
- C21 - METALLURGY OF IRON
Information Patent Grant
3591155
- Patent number 3,591,155
- Issue date Jul 6, 1971
- C21 - METALLURGY OF IRON
Information Patent Grant
3573894
- Patent number 3,573,894
- Issue date Apr 6, 1971
- C21 - METALLURGY OF IRON
Information Patent Grant
3511644
- Patent number 3,511,644
- Issue date May 12, 1970
- C21 - METALLURGY OF IRON
Information Patent Grant
3503736
- Patent number 3,503,736
- Issue date Mar 31, 1970
- C21 - METALLURGY OF IRON
Information Patent Grant
3436066
- Patent number 3,436,066
- Issue date Apr 1, 1969
- C21 - METALLURGY OF IRON
Information Patent Grant
3390979
- Patent number 3,390,979
- Issue date Jul 2, 1968
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
Pyrometallurgical Method for Recycling Shredded Material of Waste f...
- Publication number 20240191316
- Publication date Jun 13, 2024
- ECO'RING
- Jean-Luc Roth
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD AND APPARATUS FOR MANUFACTURING STEEL USING ROTARY GENERATED...
- Publication number 20230121974
- Publication date Apr 20, 2023
- COOLBROOK OY
- Veli Matti Purola
- C21 - METALLURGY OF IRON
Information Patent Application
PROCESS AND PLANT FOR PRODUCING CHAR AND FUEL GAS
- Publication number 20130264753
- Publication date Oct 10, 2013
- Andreas ORTH
- C21 - METALLURGY OF IRON
Information Patent Application
Method for Operating a Furnace and Device for Carrying out the Method
- Publication number 20110154949
- Publication date Jun 30, 2011
- L'AIR LIQUIDE SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEO...
- Frank Rheker
- C21 - METALLURGY OF IRON
Information Patent Application
PROCESS AND PLANT FOR PRODUCING CHAR AND FUEL GAS
- Publication number 20100263487
- Publication date Oct 21, 2010
- OUTOTEC OYJ
- Andreas Orth
- C21 - METALLURGY OF IRON
Information Patent Application
Production and shaping of steel and steel alloys
- Publication number 20020162418
- Publication date Nov 7, 2002
- Ghulam Nabi
- C21 - METALLURGY OF IRON
Information Patent Application
Direct iron and steelmaking
- Publication number 20020130448
- Publication date Sep 19, 2002
- William Lyon Sherwood
- C21 - METALLURGY OF IRON
Information Patent Application
Method of manufacturing molten metal iron
- Publication number 20010025549
- Publication date Oct 4, 2001
- MIDREX INTERNATIONAL B.V. Zurich Branch
- Yasuhiro Tanigaki
- C21 - METALLURGY OF IRON
Information Patent Application
Continuous metal melting apparatus
- Publication number 20010006012
- Publication date Jul 5, 2001
- William Lyon Sherwood
- C21 - METALLURGY OF IRON

wherein iron or steel is obtained in a molten state

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Process and plant for producing char and fuel gas

Process and plant for producing char and fuel gas

Direct iron and steelmaking

Continuous metal melting apparatus

Method of manufacturing molten metal iron

Process for melting ashes, slags or glass

Direct iron and steelmaking

Continuous metal melting process

Direct iron and steelmaking

Reduction of metal oxides and vessel

High-production rotary furnace steelmaking

Foundry plant with rotary furnaces and process of operation

Method for reclaiming metal values from electric arc furnace flue d...

Continuous steelmaking and casting

Continuous process of melting sponge iron

Continuous steelmaking and casting

Melting of fine particulate material in a high-speed rotary furnace

Melting of fine particulate material in a high-speed rotary furnace

Iron or steelmaking process

3833355

3814596

3740044

3640701

3599947

3591155

3573894

3511644

3503736

3436066

3390979

Patents Applicationslast 30 patents

Pyrometallurgical Method for Recycling Shredded Material of Waste f...

METHOD AND APPARATUS FOR MANUFACTURING STEEL USING ROTARY GENERATED...

PROCESS AND PLANT FOR PRODUCING CHAR AND FUEL GAS

Method for Operating a Furnace and Device for Carrying out the Method

PROCESS AND PLANT FOR PRODUCING CHAR AND FUEL GAS

Production and shaping of steel and steel alloys

Direct iron and steelmaking

Method of manufacturing molten metal iron

Continuous metal melting apparatus