Exhaust gases

Industry

CPC
C21B2100/00

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Parent Industries

CCHEMISTRY METALLURGY C21Iron metallurgy C21BMANUFACTURE OF IRON OR STEEL

Current Industry

Sub Industries

C21B2100/02Treatment of the exhaust gases C21B2100/04Recirculation of the exhaust gases C21B2100/06Energy from waste gases used in other processes

Industries

Patents Grantslast 30 patents

Information Patent Grant
Process for detecting water leaks from smelting furnaces in metal o...
- Patent number 12,169,157
- Issue date Dec 17, 2024
- Danieli & C. Officine Meccaniche SpA
- Alessandra Primavera
- C21 - METALLURGY OF IRON
Information Patent Grant
Seal gas optimization systems and methods for a direct reduction pr...
- Patent number 12,098,436
- Issue date Sep 24, 2024
- Midrex Technologies, Inc.
- Faycal Finnouche
- C21 - METALLURGY OF IRON
Information Patent Grant
Integrated hydrogen production method and system
- Patent number 12,091,758
- Issue date Sep 17, 2024
- Utility Global, Inc.
- Nicholas Farandos
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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
System and method for reducing ore using hydrogen as a reducing agent
- Patent number 12,043,874
- Issue date Jul 23, 2024
- Ohmium International, Inc.
- Chockkalingam Karuppaiah
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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
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
Seal gas optimization systems and methods for a direct reduction pr...
- Patent number 11,655,511
- Issue date May 23, 2023
- Midrex Technologies, Inc.
- Faycal Finnouche
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for operating a metallurgical furnace
- Patent number 11,591,662
- Issue date Feb 28, 2023
- Paul Wurth S.A.
- Cristiano Castagnola
- C21 - METALLURGY OF IRON
Information Patent Grant
Operating method of an iron making installation and associated oper...
- Patent number 11,525,167
- Issue date Dec 13, 2022
- Arcelormittal
- Joris Geeroms
- 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
Flash ironmaking drop tube furnace system
- Patent number 11,459,626
- Issue date Oct 4, 2022
- American Iron and Steel Institute
- Edward Green
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for operating an iron- or steelmaking- plant
- Patent number 11,377,700
- Issue date Jul 5, 2022
- L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GE...
- Philippe Blostein
- C21 - METALLURGY OF IRON
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
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
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 for supplying hydrogen-containing reducing gas to shaft part...
- Patent number 10,961,596
- Issue date Mar 30, 2021
- Nippon Steel Corporation
- Nobuaki Ito
- C21 - METALLURGY OF IRON
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
Direct reduction system and process utilizing a process gas direct...
- Patent number 10,907,224
- Issue date Feb 2, 2021
- Midrex Technologies, Inc.
- Gregory Darel Hughes
- C21 - METALLURGY OF IRON
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
Information Patent Grant
Classified reduction gasification iron smelting process of iron ore...
- Patent number 10,801,081
- Issue date Oct 13, 2020
- CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
- Yuanyu Tian
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of utilizing furnace off-gas for reduction of iron oxide pel...
- Patent number 10,787,717
- Issue date Sep 29, 2020
- Narong Limastian
- C21 - METALLURGY OF IRON
Information Patent Grant
Combined system for producing steel and method for operating the co...
- Patent number 10,781,498
- Issue date Sep 22, 2020
- ThyssenKrupp AG
- Reinhold Achatz
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and apparatus for the energy-efficient operation of secondar...
- Patent number 10,712,753
- Issue date Jul 14, 2020
- SMS GROUP GMBH
- Joerg Thomasberger
- B08 - CLEANING
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
Method and apparatus for producing metallic iron from iron oxide fines
- Patent number 10,661,340
- Issue date May 26, 2020
- Reid Reactors LLC
- Kenneth John Reid
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Top-pressure recovery turbine deposition control
- Patent number 10,626,750
- Issue date Apr 21, 2020
- Ecolab USA Inc.
- Tarun Kumar Bera
- F27 - FURNACES KILNS OVENS RETORTS
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

Patents Applicationslast 30 patents

Information Patent Application
GEOTHERMALLY POWERED IRON PRODUCTION SYSTEMS AND METHODS
- Publication number 20240425941
- Publication date Dec 26, 2024
- EnhancedGEO Holdings, LLC
- Greg Lindberg
- 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
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
METHOD FOR REFINING MOLTEN IRON
- Publication number 20240392400
- Publication date Nov 28, 2024
- Industry-Academic Cooperation Foundation, Yonsei University
- Gyo Khang PARK
- C21 - METALLURGY OF IRON
Information Patent Application
Method and System for Treating CO2
- Publication number 20240375962
- Publication date Nov 14, 2024
- D-CRBN BV
- Gill SCHELTJENS
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Enrichment of Iron from Bauxite Waste in Chemical Looping Combustion
- Publication number 20240360525
- Publication date Oct 31, 2024
- University of Kentucky Research Foundation
- Neng Huang
- 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
METHOD FOR PRODUCING AN IRON MELT
- Publication number 20240344155
- Publication date Oct 17, 2024
- ThyssenKrupp Steel Europe AG
- Frank AHRENHOLD
- C21 - METALLURGY OF IRON
Information Patent Application
SYSTEM AND METHOD FOR REDUCING ORE USING HYDROGEN AS A REDUCING AGENT
- Publication number 20240336986
- Publication date Oct 10, 2024
- Ohmium International, Inc.
- Chockkalingam KARUPPAIAH
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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
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
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
DIRECT BATH SMELTING PROCESS WITH FAST QUENCH OF MOLTEN MATERIAL IN...
- Publication number 20240279757
- Publication date Aug 22, 2024
- Nucor Corporation
- Rodney James Dry
- C21 - METALLURGY OF IRON
Information Patent Application
PROCESS UTILIZING SYNTHESIS GAS FOR IMPROVING THE ENVIRONMENTAL IMP...
- Publication number 20240279756
- Publication date Aug 22, 2024
- NEXTCHEM TECH S.P.A.
- Luca Eugenio Riccardo Basini
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR PRODUCING STEEL IN AN INTEGRATED METALLURGICAL PLANT
- Publication number 20240271232
- Publication date Aug 15, 2024
- ThyssenKrupp Steel Europe AG
- Nils JÄGER
- 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
METHOD FOR OPERATING A BLAST FURNACE INSTALLATION
- Publication number 20240263258
- Publication date Aug 8, 2024
- PAUL WURTH S.A.
- Klaus Peter KINZEL
- C21 - METALLURGY OF IRON
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
Information Patent Application
A method for manufacturing direct reduced iron
- Publication number 20240254576
- Publication date Aug 1, 2024
- ARCELORMITTAL
- George TSVIK
- C21 - METALLURGY OF IRON
Information Patent Application
A method for manufacturing direct reduced iron
- Publication number 20240254575
- Publication date Aug 1, 2024
- ARCELORMITTAL
- Sarah SALAME
- C21 - METALLURGY OF IRON
Information Patent Application
SYSTEMS AND METHODS FOR IMPROVED CARBON CAPTURE ASSOCIATED WITH MOL...
- Publication number 20240247327
- Publication date Jul 25, 2024
- 8 RIVERS CAPITAL, LLC
- Rodney John Allam
- C21 - METALLURGY OF IRON
Information Patent Application
Method for manufacturing Direct Reduced Iron and DRI manufacturing...
- Publication number 20240240276
- Publication date Jul 18, 2024
- ARCELORMITTAL
- George TSVIK
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR MANUFACTURING DIRECT REDUCED IRON AND DRI MANUFACTURING...
- Publication number 20240240275
- Publication date Jul 18, 2024
- ARCELORMITTAL
- George TSVIK
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD OF OPERATING AN ELECTRIC ARC FURNACE AND STEEL MILL
- Publication number 20240191314
- Publication date Jun 13, 2024
- PAUL WURTH S.A.
- Jan KRULL
- C21 - METALLURGY OF IRON
Information Patent Application
Reactors and Methods to Reduce Carbon Footprint of Electric Arc Fur...
- Publication number 20240167172
- Publication date May 23, 2024
- Dioxycle
- Sarah Lamaison
- C21 - METALLURGY OF IRON
Information Patent Application
Reactors and Methods for Production of Sustainable Chemicals using...
- Publication number 20240167170
- Publication date May 23, 2024
- Dioxycle
- Ruperto G Mariano
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD AND SYSTEM FOR PRODUCING DIRECT REDUCED METAL
- Publication number 20240150859
- Publication date May 9, 2024
- GREENIRON H2 AB
- Hans MURRAY
- C21 - METALLURGY OF IRON

Exhaust gases

Industry

Parent Industries

Current Industry

Sub Industries

Patents Grantslast 30 patents

Process for detecting water leaks from smelting furnaces in metal o...

Seal gas optimization systems and methods for a direct reduction pr...

Integrated hydrogen production method and system

Device for manufacturing molten iron

System and method for reducing ore using hydrogen as a reducing agent

Direct reduction process utilizing hydrogen

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

Seal gas optimization systems and methods for a direct reduction pr...

Method for operating a metallurgical furnace

Operating method of an iron making installation and associated oper...

Direct reduction process utilizing hydrogen

Flash ironmaking drop tube furnace system

Method for operating an iron- or steelmaking- plant

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

Reduction gas extraction from saturated top gas

Direct reduction with coal gasification and coke oven gas

Method for supplying hydrogen-containing reducing gas to shaft part...

Method and system for producing high-carbon DRI using syngas

Direct reduction system and process utilizing a process gas direct...

Flash ironmaking system and method

Classified reduction gasification iron smelting process of iron ore...

Method of utilizing furnace off-gas for reduction of iron oxide pel...

Combined system for producing steel and method for operating the co...

Method and apparatus for the energy-efficient operation of secondar...

Combined system for producing steel and method for operating the co...

Plant combination for producing steel and method for operating the...

Method for generating synthesis gas in conjunction with a smelting...

Method and apparatus for producing metallic iron from iron oxide fines

Top-pressure recovery turbine deposition control

Combined system for producing steel and method for operating the co...

Patents Applicationslast 30 patents

GEOTHERMALLY POWERED IRON PRODUCTION SYSTEMS AND METHODS

METHOD FOR PRODUCING DIRECT REDUCTION IRON

METHOD FOR OPERATING A BLAST FURNACE PLANT

METHOD FOR REFINING MOLTEN IRON

METHOD FOR REFINING MOLTEN IRON

Method and System for Treating CO2

Enrichment of Iron from Bauxite Waste in Chemical Looping Combustion

METHOD FOR OPERATING A METALLURGICAL PLANT FOR PRODUCING IRON PRODUCTS

METHOD FOR PRODUCING AN IRON MELT

SYSTEM AND METHOD FOR REDUCING ORE USING HYDROGEN AS A REDUCING AGENT

PROCESSES AND METHODS FOR THE PRODUCTION OF IRON AND STEEL

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

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

HYDROGEN GAS RECYCLING IN A DIRECT REDUCTION PROCESS

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

DIRECT BATH SMELTING PROCESS WITH FAST QUENCH OF MOLTEN MATERIAL IN...

PROCESS UTILIZING SYNTHESIS GAS FOR IMPROVING THE ENVIRONMENTAL IMP...

METHOD FOR PRODUCING STEEL IN AN INTEGRATED METALLURGICAL PLANT

A method for manufacturing direct reduced iron

METHOD FOR OPERATING A BLAST FURNACE INSTALLATION

Operating method of a network of plants

A method for manufacturing direct reduced iron

A method for manufacturing direct reduced iron

SYSTEMS AND METHODS FOR IMPROVED CARBON CAPTURE ASSOCIATED WITH MOL...

Method for manufacturing Direct Reduced Iron and DRI manufacturing...

METHOD FOR MANUFACTURING DIRECT REDUCED IRON AND DRI MANUFACTURING...

METHOD OF OPERATING AN ELECTRIC ARC FURNACE AND STEEL MILL

Reactors and Methods to Reduce Carbon Footprint of Electric Arc Fur...

Reactors and Methods for Production of Sustainable Chemicals using...

METHOD AND SYSTEM FOR PRODUCING DIRECT REDUCED METAL