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C21C5/38
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C
CHEMISTRY METALLURGY
C21
Iron metallurgy
C21C
PROCESSING OF PIG-IRON
C21C5/00
Manufacture of carbon-steel
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C21C5/38
Removal of waste gases or dust
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Patents Grants
last 30 patents
Information
Patent Grant
Metallurgical furnace having an integrated off-gas hood
Patent number
11,815,313
Issue date
Nov 14, 2023
Systems Spray-Cooled, Inc.
Scott A. Ferguson
C21 - METALLURGY OF IRON
Information
Patent Grant
Dry dust removal from furnace gas
Patent number
11,397,051
Issue date
Jul 26, 2022
DANIELI CORUS B.V.
Wouter Bernd Ewalts
C21 - METALLURGY OF IRON
Information
Patent Grant
Metallurgical furnace having an integrated off-gas hood
Patent number
11,187,462
Issue date
Nov 30, 2021
Systems Spray-Cooled, Inc.
Scott A. Ferguson
F27 - FURNACES KILNS OVENS RETORTS
Information
Patent Grant
Combined system for producing steel and method for operating the co...
Patent number
10,697,031
Issue date
Jun 30, 2020
ThyssenKrupp AG
Reinhold Achatz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Plant combination for producing steel and method for operating the...
Patent number
10,697,030
Issue date
Jun 30, 2020
ThyssenKrupp AG
Reinhold Achatz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for generating synthesis gas in conjunction with a smelting...
Patent number
10,697,032
Issue date
Jun 30, 2020
ThyssenKrupp AG
Reinhold Achatz
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Combined system for producing steel and method for operating the co...
Patent number
10,604,816
Issue date
Mar 31, 2020
ThyssenKrupp AG
Reinhold Achatz
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Method for recycling-processing of dust generated in converter furn...
Patent number
10,155,998
Issue date
Dec 18, 2018
ASTEC IRIE CO., LTD.
Kosuke Yamashita
C21 - METALLURGY OF IRON
Information
Patent Grant
Device for recovering heat and fumes from slag resulting from the s...
Patent number
9,663,837
Issue date
May 30, 2017
G.A.P. S.P.A.
Francesco Zucchi
C21 - METALLURGY OF IRON
Information
Patent Grant
Exhaust processing and heat recovery system
Patent number
9,598,742
Issue date
Mar 21, 2017
ARVOS INC.
James W. Birmingham
C21 - METALLURGY OF IRON
Information
Patent Grant
Cleaning tool for cleaning particles contained in a slurry
Patent number
9,493,853
Issue date
Nov 15, 2016
Guilherme Santana Lopes Gomes
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for reforming exhaust gas generated from metallurgical furna...
Patent number
8,765,087
Issue date
Jul 1, 2014
JFE Steel Corporation
Katsuhiko Takagi
C21 - METALLURGY OF IRON
Information
Patent Grant
Direct smelting plant
Patent number
8,562,902
Issue date
Oct 22, 2013
Technologies Resources Pty Limited
Robert Loiacono
C21 - METALLURGY OF IRON
Information
Patent Grant
Direct smelting plant
Patent number
8,562,903
Issue date
Oct 22, 2013
Technological Resources PTY Limited
Mark Hayton
C21 - METALLURGY OF IRON
Information
Patent Grant
Systems and methods for recycling steelmaking converter sludge
Patent number
8,540,798
Issue date
Sep 24, 2013
Guilherme Santana Lopes Gomes
C21 - METALLURGY OF IRON
Information
Patent Grant
Metallurgical process and plant therefor
Patent number
8,496,728
Issue date
Jul 30, 2013
Outotec Oyj
Andreas Orth
C21 - METALLURGY OF IRON
Information
Patent Grant
Direct smelting plant
Patent number
8,318,081
Issue date
Nov 27, 2012
Technological Resources PTY Limited
Rodney James Dry
C21 - METALLURGY OF IRON
Information
Patent Grant
Direct smelting plant
Patent number
8,313,690
Issue date
Nov 20, 2012
Technological Resources PTY Limited
Mark Hayton
C21 - METALLURGY OF IRON
Information
Patent Grant
Producing method of direct reduced iron
Patent number
8,182,575
Issue date
May 22, 2012
Nippon Steel Corporation
Hiroki Gofuku
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for reduction treatment of electric furnace dust
Patent number
8,101,007
Issue date
Jan 24, 2012
Kobe Steel Ltd.
Hiroshi Sugitatsu
C21 - METALLURGY OF IRON
Information
Patent Grant
Installation for production of secondary steel based on scrap
Patent number
7,968,045
Issue date
Jun 28, 2011
SMS Siemag Aktiengesellschaft
Matthias Meyn
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of production of secondary steel based on scrap
Patent number
7,909,909
Issue date
Mar 22, 2011
SMS Siemag Aktiengessellschaft
Matthias Meyn
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and installation for production of secondary steel based on...
Patent number
7,717,978
Issue date
May 18, 2010
SMS Siemag Aktiengesellschaft
Matthias Meyn
C21 - METALLURGY OF IRON
Information
Patent Grant
Fuel gas calorie control method and device
Patent number
7,396,228
Issue date
Jul 8, 2008
Mitsubishi Heavy Industries, Ltd.
Hiroshi Tanabe
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-contact exhaust gas measurement by means of FTIR spectrometry i...
Patent number
7,388,203
Issue date
Jun 17, 2008
SMS Demag AG
Otmar Jannasch
C21 - METALLURGY OF IRON
Information
Patent Grant
Process to recover energy from hot gas
Patent number
6,996,989
Issue date
Feb 14, 2006
Shell Oil Company
Hubertus Wilhelmus Albertus Dries
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for reducing CO and VOC's in steelmaking furnace off...
Patent number
6,372,009
Issue date
Apr 16, 2002
Kvaerner Metals
Ronald L. W. Holmes
C21 - METALLURGY OF IRON
Information
Patent Grant
Apparatus and method for tapping a furnace
Patent number
6,299,830
Issue date
Oct 9, 2001
MelTran, Inc.
Brian D. Raivo
C21 - METALLURGY OF IRON
Information
Patent Grant
Converter installation having a divided sealing ring fitted between...
Patent number
6,290,899
Issue date
Sep 18, 2001
SMS Demag AG
Peter Then
C21 - METALLURGY OF IRON
Information
Patent Grant
Comprehensive fume collection system for production of leaded steel
Patent number
6,017,486
Issue date
Jan 25, 2000
USS/Kobe Steel Company
David J. Diederich
B22 - CASTING POWDER METALLURGY
Patents Applications
last 30 patents
Information
Patent Application
Method of manufacturing steel
Publication number
20240229174
Publication date
Jul 11, 2024
ARCELORMITTAL
Hugo DA GAMA CAMPOS
C21 - METALLURGY OF IRON
Information
Patent Application
A method of manufacturing of a steel product in several steelmaking...
Publication number
20240229175
Publication date
Jul 11, 2024
ARCELORMITTAL
Hugo DA GAMA CAMPOS
C21 - METALLURGY OF IRON
Information
Patent Application
A method of manufacturing of a steel product in several steelmaking...
Publication number
20240132984
Publication date
Apr 25, 2024
ARCELORMITTAL
Hugo DA GAMA CAMPOS
C21 - METALLURGY OF IRON
Information
Patent Application
Method of manufacturing steel
Publication number
20240132983
Publication date
Apr 25, 2024
ARCELORMITTAL
Hugo DA GAMA CAMPOS
C21 - METALLURGY OF IRON
Information
Patent Application
METALLURGICAL FURNACE HAVING AN INTEGRATED OFF-GAS HOOD
Publication number
20240044580
Publication date
Feb 8, 2024
SYSTEMS SPRAY-COOLED, INC.
Scott A. FERGUSON
C21 - METALLURGY OF IRON
Information
Patent Application
METALLURGICAL FURNACE HAVING AN INTEGRATED OFF-GAS HOOD
Publication number
20220049900
Publication date
Feb 17, 2022
SYSTEMS SPRAY-COOLED, INC.
Scott A. FERGUSON
F27 - FURNACES KILNS OVENS RETORTS
Information
Patent Application
PLANT COMPLEX FOR PRODUCING STEEL AND A METHOD FOR OPERATING THE PL...
Publication number
20210238700
Publication date
Aug 5, 2021
ThyssenKrupp Industrial Solutions AG
Stefan GEHRMANN
C21 - METALLURGY OF IRON
Information
Patent Application
DRY DUST REMOVAL FROM FURNACE GAS
Publication number
20200240711
Publication date
Jul 30, 2020
DANIELI CORUS B.V.
Wouter Bernd Ewalts
F27 - FURNACES KILNS OVENS RETORTS
Information
Patent Application
METALLURGICAL FURNACE HAVING AN INTEGRATED OFF-GAS HOOD
Publication number
20200025448
Publication date
Jan 23, 2020
SYSTEMS SPRAY-COOLED, INC.
Scott A. FERGUSON
C21 - METALLURGY OF IRON
Information
Patent Application
Method and apparatus for controlling the pressure in the exhaust ga...
Publication number
20170335417
Publication date
Nov 23, 2017
SMS Group GmbH
Joerg Thomasberger
C21 - METALLURGY OF IRON
Information
Patent Application
Method for Recycling-Processing of Dust Generated in Converter Furn...
Publication number
20170051369
Publication date
Feb 23, 2017
ASTEC IRIE CO., LTD.
Kosuke YAMASHITA
C21 - METALLURGY OF IRON
Information
Patent Application
PLANT COMBINATION FOR PRODUCING STEEL AND METHOD FOR OPERATING THE...
Publication number
20160348195
Publication date
Dec 1, 2016
THYSSENKRUPP AG
Reinhold Achatz
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
METHOD FOR GENERATING SYNTHESIS GAS IN CONJUNCTION WITH A SMELTING...
Publication number
20160348196
Publication date
Dec 1, 2016
THYSSENKRUPP AG
Reinhold Achatz
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
COMBINED SYSTEM FOR PRODUCING STEEL AND METHOD FOR OPERATING THE CO...
Publication number
20160326605
Publication date
Nov 10, 2016
THYSSENKRUPP AG
Reinhold Achatz
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
METHOD FOR REDUCING CO2 EMISSIONS IN THE OPERATION OF A METALLURGIC...
Publication number
20160319381
Publication date
Nov 3, 2016
THYSSENKRUPP AG
Reinhold Achatz
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
METHOD FOR OBTAINING OLEFINS FROM FURNACE GASES OF STEEL WORKS
Publication number
20140343339
Publication date
Nov 20, 2014
Linde Aktiengesellschaft
Nicole Schodel
C21 - METALLURGY OF IRON
Information
Patent Application
Cleaning Tool for Cleaning Particles Contained in a Slurry
Publication number
20140023559
Publication date
Jan 23, 2014
Guilherme Santana Lopes Gomes
C21 - METALLURGY OF IRON
Information
Patent Application
INTEGRATED GAS COOLING SYSTEM FOR ELECTRIC ARC FURNACE
Publication number
20130300038
Publication date
Nov 14, 2013
ALSTOM Technology Ltd.
Sivert Ose
C21 - METALLURGY OF IRON
Information
Patent Application
Systems and Methods for Recycling Steelmaking Converter Sludge
Publication number
20120167714
Publication date
Jul 5, 2012
Guilherme Santana Lopes Gomes
C21 - METALLURGY OF IRON
Information
Patent Application
EXHAUST PROCESSING AND HEAT RECOVERY SYSTEM
Publication number
20110073023
Publication date
Mar 31, 2011
James W. Birmingham
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR REFORMING EXHAUST GAS GENERATED FROM METALLURGICAL FURNA...
Publication number
20110041517
Publication date
Feb 24, 2011
JFE STEEL CORPORATION
Katsuhiko Takagi
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING REDUCED IRON
Publication number
20110036204
Publication date
Feb 17, 2011
JFE STEEL CORPORATION
Natsuo Ishiwata
C21 - METALLURGY OF IRON
Information
Patent Application
METALLURGICAL PROCESS AND PLANT HEREFOR
Publication number
20110011211
Publication date
Jan 20, 2011
OUTOTEC OYJ
Andreas Orth
C21 - METALLURGY OF IRON
Information
Patent Application
Method of production of secondary steel based on scrap
Publication number
20100263488
Publication date
Oct 21, 2010
Matthias Meyn
C21 - METALLURGY OF IRON
Information
Patent Application
Installation for production of secondary steel based on scrap
Publication number
20100258985
Publication date
Oct 14, 2010
Matthias Meyn
C21 - METALLURGY OF IRON
Information
Patent Application
PRODUCING METHOD OF DIRECT REDUCED IRON
Publication number
20100218646
Publication date
Sep 2, 2010
Hiroki Gofuku
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR REDUCTION TREATMENT OF ELECTRIC FURNACE DUST
Publication number
20100192726
Publication date
Aug 5, 2010
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel Ltd.)
Hiroshi Sugitatsu
B30 - PRESSES
Information
Patent Application
DIRECT SMELTING PLANT
Publication number
20090309275
Publication date
Dec 17, 2009
Robert Loiacono
C21 - METALLURGY OF IRON
Information
Patent Application
DIRECT SMELTING PLANT
Publication number
20090218737
Publication date
Sep 3, 2009
Mark Hayton
C21 - METALLURGY OF IRON
Information
Patent Application
DIRECT SMELTING PLANT
Publication number
20090194919
Publication date
Aug 6, 2009
Rodney James Dry
C21 - METALLURGY OF IRON