Selection or treatment of the reducing gases

Industry

CPC
C21B13/0073

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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

C21B13/0073Selection or treatment of the reducing gases

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Process for the smelting of a metalliferous feedstock material
- Patent number 12,241,133
- Issue date Mar 4, 2025
- African Rainbow Minerals Limited
- Petrus Hendrik Ferreira Bouwer
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and device for producing direct reduced metal
- Patent number 12,227,820
- Issue date Feb 18, 2025
- GREENIRON H2 AB
- Hans Murray
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and device for producing direct reduced, carburized metal
- Patent number 12,221,659
- Issue date Feb 11, 2025
- GREENIRON H2 AB
- Hans E. H. Murray
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Process and apparatus for direct reduction with electrically heated...
- Patent number 12,209,293
- Issue date Jan 28, 2025
- PRIMETALS TECHNOLOGIES AUSTRIA GMBH
- Franz Hauzenberger
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and device for producing direct reduced metal
- Patent number 12,209,295
- Issue date Jan 28, 2025
- GREENIRON H2 AB
- Hans Murray
- C21 - METALLURGY OF IRON
Information Patent Grant
Inductive bath plasma cupola
- Patent number 12,209,513
- Issue date Jan 28, 2025
- Heat IP Holdco, LLC
- James Charles Juranitch
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Cost effective plasma combined heat and power system
- Patent number 12,196,111
- Issue date Jan 14, 2025
- Heat IP Holdco, LLC
- James Charles Juranitch
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for carburization of HDRI produced in H2 based direct reduct...
- Patent number 12,180,554
- Issue date Dec 31, 2024
- PRIMETALS TECHNOLOGIES AUSTRIA GMBH
- Christian Boehm
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Systems and methods for producing syngas from bio-oil
- Patent number 12,180,074
- Issue date Dec 31, 2024
- Charm Industrial, Inc.
- Peter Reinhardt
- C21 - METALLURGY OF IRON
Information Patent Grant
Hydrogen reduction of iron ore concentrate in loose layers and comp...
- Patent number 12,163,198
- Issue date Dec 10, 2024
- University of Utah Research Foundation
- Hong Yong R. Sohn
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and device for producing direct reduced metal
- Patent number 12,104,222
- Issue date Oct 1, 2024
- GREENIRON H2 AB
- Hans Murray
- C21 - METALLURGY OF IRON
Information Patent Grant
Methods and systems for increasing the carbon content of direct red...
- Patent number 12,084,730
- Issue date Sep 10, 2024
- Midrex Technologies, Inc.
- Keith Marshall Bastow-Cox
- C21 - METALLURGY OF IRON
Information Patent Grant
Device for manufacturing molten iron
- Patent number 12,084,731
- Issue date Sep 10, 2024
- POSCO Co., Ltd
- Chang Kuk Ko
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Direct reduced iron system and method
- Patent number 12,060,622
- Issue date Aug 13, 2024
- Nucor Corporation
- Brad True
- C21 - METALLURGY OF IRON
Information Patent Grant
Direct reduction process utilizing hydrogen
- Patent number 11,952,638
- Issue date Apr 9, 2024
- Midrex Technologies, Inc.
- Keith Marshall Bastow-Cox
- C21 - METALLURGY OF IRON
Information Patent Grant
High-efficiency photonic furnaces for metal production
- Patent number 11,898,798
- Issue date Feb 13, 2024
- LIMELIGHT STEEL INC.
- Olivia Faye Dippo
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High-efficiency photonic furnaces for metal production
- Patent number 11,852,412
- Issue date Dec 26, 2023
- LIMELIGHT STEEL INC.
- Olivia Faye Dippo
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Systems and methods for steel production
- Patent number 11,788,158
- Issue date Oct 17, 2023
- PATHFINDER HOLDINGS CORP.
- James Maurice Small
- C21 - METALLURGY OF IRON
Information Patent Grant
Integration of DR plant and electric DRI melting furnace for produc...
- Patent number 11,788,159
- Issue date Oct 17, 2023
- Midrex Technologies, Inc.
- Todd Michael Astoria
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for direct reduction using vent gas
- Patent number 11,773,459
- Issue date Oct 3, 2023
- PRIMETALS TECHNOLOGIES AUSTRIA GMBH
- Robert Millner
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and device for direct reduction with dry vent gas de-dusting
- Patent number 11,697,855
- Issue date Jul 11, 2023
- PRIMETALS TECHNOLOGIES AUSTRIA GMBH
- Thomas Eder
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for direct reduction in a fluidized bed
- Patent number 11,685,961
- Issue date Jun 27, 2023
- PRIMETALS TECHNOLOGIES AUSTRIA GMBH
- Roland Eisl
- C21 - METALLURGY OF IRON
Information Patent Grant
Direct reduction process utilizing hydrogen
- Patent number 11,499,201
- Issue date Nov 15, 2022
- Midrex Technologies, Inc.
- Todd Michael Astoria
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Method and apparatus for producing direct reduced iron utilizing a...
- Patent number 11,203,791
- Issue date Dec 21, 2021
- Danieli & C. Officine Meccaniche SpA
- Michele Condosta
- C21 - METALLURGY OF IRON
Information Patent Grant
Methods and systems for syngas production and for efficient, flexib...
- Patent number 11,142,832
- Issue date Oct 12, 2021
- Battelle Energy Alliance, LLC
- James E. O'Brien
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Reduction gas extraction from saturated top gas
- Patent number 11,078,549
- Issue date Aug 3, 2021
- PRIMETALS TECHNOLOGIES AUSTRIA GMBH
- Andreas Steinwandter
- C21 - METALLURGY OF IRON
Information Patent Grant
Inductive bath plasma cupola
- Patent number 11,073,049
- Issue date Jul 27, 2021
- Plasma Tech Holdings, LLC
- James Charles Juranitch
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Direct reduction with coal gasification and coke oven gas
- Patent number 11,021,766
- Issue date Jun 1, 2021
- Midrex Technologies, Inc.
- Haruyasu Michishita
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method and system for producing high-carbon DRI using syngas
- Patent number 10,927,424
- Issue date Feb 23, 2021
- HYL TECHNOLOGIES, S.A. DE C.V.
- Eugenio Zendejas-Martinez
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Flash ironmaking system and method
- Patent number 10,851,430
- Issue date Dec 1, 2020
- BEIJING SHANTIE TECHNOLOGY CO., LTD.
- Shuhua Deng
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
IMPURITY REMOVAL IN AN IRON CONVERSION SYSTEM
- Publication number 20250109516
- Publication date Apr 3, 2025
- ELECTRASTEEL, INC.
- Ai Quoc PHAM
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
METHOD AND DEVICE FOR PRODUCING DIRECT REDUCED METAL
- Publication number 20250109450
- Publication date Apr 3, 2025
- GREENIRON H2 AB
- Hans MURRAY
- C21 - METALLURGY OF IRON
Information Patent Application
GAS COMPRESSION IN HYDROGEN-BASED DIRECT REDUCTION
- Publication number 20250092478
- Publication date Mar 20, 2025
- PRIMETALS TECHNOLOGIES AUSTRIA GMBH
- Robert MILLNER
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR OPERATING A STEELWORKS
- Publication number 20250092477
- Publication date Mar 20, 2025
- ThyssenKrupp Steel Europe AG
- Daniel SCHUBERT
- C21 - METALLURGY OF IRON
Information Patent Application
SYSTEMS AND METHODS FOR PRODUCING SYNGAS FROM BIO-OIL
- Publication number 20250091863
- Publication date Mar 20, 2025
- Charm Industrial, Inc.
- Peter Reinhardt
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR PRODUCING SPONGE IRON
- Publication number 20250092479
- Publication date Mar 20, 2025
- CHINA UNIVERSITY OF PETROLEUM-BEIJING
- Hongjun ZHOU
- C21 - METALLURGY OF IRON
Information Patent Application
REDUCTION OF IRON ORE METAL AND REACTOR FOR SAID REDUCTION
- Publication number 20250051865
- Publication date Feb 13, 2025
- LUOSSAVAARA-KIIRUNAVAARA AB
- Shabbir Taherbhai LAKDAWALA
- C21 - METALLURGY OF IRON
Information Patent Application
A METHOD FOR PRODUCING IRON FUEL
- Publication number 20250051866
- Publication date Feb 13, 2025
- RENEWABLE IRON FUEL TECHNOLOGY B.V.
- Lex SCHEEPERS
- C21 - METALLURGY OF IRON
Information Patent Application
Steelmaking method and associated network of plants
- Publication number 20250034668
- Publication date Jan 30, 2025
- ARCELORMITTAL
- Manfred VAN VLIERBERGHE
- C21 - METALLURGY OF IRON
Information Patent Application
Steelmaking method and associated network of plants
- Publication number 20250034669
- Publication date Jan 30, 2025
- ARCELORMITTAL
- Ignacio BAQUET GONZALEZ
- C21 - METALLURGY OF IRON
Information Patent Application
System for Direct Reduction of Iron Ore to Sponge Iron
- Publication number 20250027179
- Publication date Jan 23, 2025
- HYBRIT Development AB
- Tommy Ruona
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR PRODUCING DIRECT REDUCTION IRON
- Publication number 20240410027
- Publication date Dec 12, 2024
- NIPPON STEEL CORPORATION
- Moritoshi MIZUTANI
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR OPERATING A BLAST FURNACE PLANT
- Publication number 20240400384
- Publication date Dec 5, 2024
- PAUL WURTH S.A.
- Klaus Peter KINZEL
- C01 - INORGANIC CHEMISTRY
Information Patent Application
DIRECT REDUCED IRON SYSTEM AND METHOD
- Publication number 20240401160
- Publication date Dec 5, 2024
- Nucor Corporation
- Brad True
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
METHOD FOR REFINING MOLTEN IRON
- Publication number 20240392398
- Publication date Nov 28, 2024
- Industry-Academic Cooperation Foundation, Yonsei University
- Gyo Khang PARK
- C21 - METALLURGY OF IRON
Information Patent Application
INDUCTION HEATING OF DRI
- Publication number 20240392399
- Publication date Nov 28, 2024
- Christopher HARRIS
- C21 - METALLURGY OF IRON
Information Patent Application
IRONMAKING METHOD
- Publication number 20240384364
- Publication date Nov 21, 2024
- NIPPON STEEL CORPORATION
- Moritoshi MIZUTANI
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR PRODUCING SLAG HAVING A DESIRED QUALITY
- Publication number 20240376559
- Publication date Nov 14, 2024
- ThyssenKrupp Steel Europe AG
- Thomas BAUR
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR OPERATING A METALLURGICAL PLANT FOR PRODUCING IRON PRODUCTS
- Publication number 20240360526
- Publication date Oct 31, 2024
- PAUL WURTH S.A.
- Cristiano CASTAGNOLA
- C21 - METALLURGY OF IRON
Information Patent Application
IRON-CONTAINING POWDER DIRECT STEELMAKING DEVICE IN REDUCING ATMOSP...
- Publication number 20240352547
- Publication date Oct 24, 2024
- Xiao ZHAO
- C21 - METALLURGY OF IRON
Information Patent Application
PROCESSES AND METHODS FOR THE PRODUCTION OF IRON AND STEEL
- Publication number 20240327937
- Publication date Oct 3, 2024
- Calix Ltd.
- Mark SCEATS
- C21 - METALLURGY OF IRON
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
PROCESS AND A SYSTEM FOR THE PRODUCTION OF SPONGE IRON FROM IRON ORE
- Publication number 20240309476
- Publication date Sep 19, 2024
- HYBRIT Development AB
- Raimon Perea Marin
- C21 - METALLURGY OF IRON
Information Patent Application
System and method for pyrolysis driven reduced iron production usin...
- Publication number 20240309477
- Publication date Sep 19, 2024
- Molten Industries Inc.
- Kevin A. Bush
- C21 - METALLURGY OF IRON
Information Patent Application
AGGLOMERATED ORE ASSESSING METHOD AND AGGLOMERATED ORE
- Publication number 20240287631
- Publication date Aug 29, 2024
- JFE STEEL CORPORATION
- Yuya MORITA
- C21 - METALLURGY OF IRON
Information Patent Application
HYDROGEN GAS RECYCLING IN A DIRECT REDUCTION PROCESS
- Publication number 20240279759
- Publication date Aug 22, 2024
- HYBRIT Development AB
- Raimon Perea Marin
- C21 - METALLURGY OF IRON
Information Patent Application
PRE-REDUCED PELLET PREPARATION APPARATUS AND METHOD BASED ON GRATE-...
- Publication number 20240279767
- Publication date Aug 22, 2024
- Baoshan Iron & Steel Co., Ltd
- Jian Li
- C21 - METALLURGY OF IRON
Information Patent Application
A method for manufacturing direct reduced iron
- Publication number 20240263260
- Publication date Aug 8, 2024
- ARCELORMITTAL
- Sarah SALAME
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
IRON CONVERSION SYSTEM AND APPLICATIONS
- Publication number 20240263333
- Publication date Aug 8, 2024
- ELECTRASTEEL, INC.
- Ai Quoc PHAM
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
Operating method of a network of plants
- Publication number 20240263259
- Publication date Aug 8, 2024
- ARCELORMITTAL
- George TSVIK
- C21 - METALLURGY OF IRON

Selection or treatment of the reducing gases

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Process for the smelting of a metalliferous feedstock material

Method and device for producing direct reduced metal

Method and device for producing direct reduced, carburized metal

Process and apparatus for direct reduction with electrically heated...

Method and device for producing direct reduced metal

Inductive bath plasma cupola

Cost effective plasma combined heat and power system

Method for carburization of HDRI produced in H2 based direct reduct...

Systems and methods for producing syngas from bio-oil

Hydrogen reduction of iron ore concentrate in loose layers and comp...

Method and device for producing direct reduced metal

Methods and systems for increasing the carbon content of direct red...

Device for manufacturing molten iron

Direct reduced iron system and method

Direct reduction process utilizing hydrogen

High-efficiency photonic furnaces for metal production

High-efficiency photonic furnaces for metal production

Systems and methods for steel production

Integration of DR plant and electric DRI melting furnace for produc...

Method for direct reduction using vent gas

Method and device for direct reduction with dry vent gas de-dusting

Method for direct reduction in a fluidized bed

Direct reduction process utilizing hydrogen

Method and apparatus for producing direct reduced iron utilizing a...

Methods and systems for syngas production and for efficient, flexib...

Reduction gas extraction from saturated top gas

Inductive bath plasma cupola

Direct reduction with coal gasification and coke oven gas

Method and system for producing high-carbon DRI using syngas

Flash ironmaking system and method

Patents Applicationslast 30 patents

IMPURITY REMOVAL IN AN IRON CONVERSION SYSTEM

METHOD AND DEVICE FOR PRODUCING DIRECT REDUCED METAL

GAS COMPRESSION IN HYDROGEN-BASED DIRECT REDUCTION

METHOD FOR OPERATING A STEELWORKS

SYSTEMS AND METHODS FOR PRODUCING SYNGAS FROM BIO-OIL

METHOD FOR PRODUCING SPONGE IRON

REDUCTION OF IRON ORE METAL AND REACTOR FOR SAID REDUCTION

A METHOD FOR PRODUCING IRON FUEL

Steelmaking method and associated network of plants

Steelmaking method and associated network of plants

System for Direct Reduction of Iron Ore to Sponge Iron

METHOD FOR PRODUCING DIRECT REDUCTION IRON

METHOD FOR OPERATING A BLAST FURNACE PLANT

DIRECT REDUCED IRON SYSTEM AND METHOD

METHOD FOR REFINING MOLTEN IRON

INDUCTION HEATING OF DRI

IRONMAKING METHOD

METHOD FOR PRODUCING SLAG HAVING A DESIRED QUALITY

METHOD FOR OPERATING A METALLURGICAL PLANT FOR PRODUCING IRON PRODUCTS

IRON-CONTAINING POWDER DIRECT STEELMAKING DEVICE IN REDUCING ATMOSP...

PROCESSES AND METHODS FOR THE PRODUCTION OF IRON AND STEEL

SUSTAINABLE STEEL PRODUCTION WITH CO-GENERATION OF HYDROGEN

PROCESS AND A SYSTEM FOR THE PRODUCTION OF SPONGE IRON FROM IRON ORE

System and method for pyrolysis driven reduced iron production usin...

AGGLOMERATED ORE ASSESSING METHOD AND AGGLOMERATED ORE

HYDROGEN GAS RECYCLING IN A DIRECT REDUCTION PROCESS

PRE-REDUCED PELLET PREPARATION APPARATUS AND METHOD BASED ON GRATE-...

A method for manufacturing direct reduced iron

IRON CONVERSION SYSTEM AND APPLICATIONS

Operating method of a network of plants