Blast furnaces

Industry

CPC
C21B7/00

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Parent Industries

CCHEMISTRY METALLURGY C21Iron metallurgy C21BMANUFACTURE OF IRON OR STEEL

Current Industry

Sub Industries

C21B7/002Evacuating and treating of exhaust gases C21B7/005Bleeder valves or slides C21B7/007Controlling or regulating of the top pressure C21B7/02Internal forms C21B7/04with special refractories C21B7/06Linings for furnaces C21B7/08Top armourings C21B7/10Cooling Devices therefor C21B7/103Detection of leakages of the cooling liquid C21B7/106Cooling of the furnace bottom C21B7/12Opening or sealing the tap holes C21B7/125Refractory plugging mass C21B7/14Discharging devices C21B7/16Tuyéres C21B7/163Blowpipe assembly C21B7/166Tuyere replacement apparatus C21B7/18Bell-and-hopper arrangements C21B7/20with appliances for distributing the burden C21B7/22Dust arresters C21B7/24Test rods or other checking devices

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Fine ratio measuring method and apparatus
- Patent number 12,203,835
- Issue date Jan 21, 2025
- JFE Steel Corporation
- Toshiki Tsuboi
- C21 - METALLURGY OF IRON
Information Patent Grant
System and method for estimating both thickness and wear state of r...
- Patent number 12,188,904
- Issue date Jan 7, 2025
- Arcelormittal
- Pablo Gómez García
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for deriving fault diagnosis rules of blast furnace based on...
- Patent number 12,182,700
- Issue date Dec 31, 2024
- Zhejiang University
- Xiaoke Huang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Tap hole plug gun
- Patent number 12,181,222
- Issue date Dec 31, 2024
- TMT-Tapping Measuring Technology SARL
- Franck Morellato
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for charging raw materials into blast furnace
- Patent number 12,098,437
- Issue date Sep 24, 2024
- JFE Steel Corporation
- Kazuhira Ichikawa
- 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
Shaft furnace condition monitoring
- Patent number 12,071,675
- Issue date Aug 27, 2024
- Paul Wurth S.A.
- Christian De Gruiter
- C21 - METALLURGY OF IRON
Information Patent Grant
Fine particle coal, and systems, apparatuses, and methods for colle...
- Patent number 12,071,346
- Issue date Aug 27, 2024
- Somerset International, Inc.
- Richard Troiano
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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
Method of detecting crack propagation in wall of a metallurgical fu...
- Patent number 11,994,495
- Issue date May 28, 2024
- Tata Steel Limited
- Sanjay Chandra
- G01 - MEASURING TESTING
Information Patent Grant
Integrated heated member management system and method for controlli...
- Patent number 11,940,218
- Issue date Mar 26, 2024
- EXCELLO CO., LTD.
- Seung Jae Park
- C21 - METALLURGY OF IRON
Information Patent Grant
Blast furnace apparatus and operation method for blast furnace
- Patent number 11,940,215
- Issue date Mar 26, 2024
- JFE Steel Corporation
- Yusuke Kashihara
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and device for monitoring blast furnace state based on multi...
- Patent number 11,898,212
- Issue date Feb 13, 2024
- Zhejiang University
- Xiaoyu Tang
- C21 - METALLURGY OF IRON
Information Patent Grant
Surface profile detection apparatus of burden in blast furnace and...
- Patent number 11,891,672
- Issue date Feb 6, 2024
- WADECO CO., LTD.
- Hayae Kayano
- C21 - METALLURGY OF IRON
Information Patent Grant
Hole-opening bit and tap hole opening method using same
- Patent number 11,821,048
- Issue date Nov 21, 2023
- JFE Steel Corporation
- Yohei Kitamura
- C21 - METALLURGY OF IRON
Information Patent Grant
Brick lining forming method
- Patent number 11,708,617
- Issue date Jul 25, 2023
- Krosakiharima Corporation
- Kazuhiko Takeuchi
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Method for charging raw materials into blast furnace
- Patent number 11,680,748
- Issue date Jun 20, 2023
- JFE Steel Corporation
- Kazuhira Ichikawa
- C21 - METALLURGY OF IRON
Information Patent Grant
Methods for coal combustion product (CCP) recovery and related prod...
- Patent number 11,603,332
- Issue date Mar 14, 2023
- ECO MATERIAL TECHNOLOGIES IP INC.
- Clinton Wesley Pike
- C21 - METALLURGY OF IRON
Information Patent Grant
P process of making pig iron in a blast furnace using pellets conta...
- Patent number 11,572,597
- Issue date Feb 7, 2023
- Subcoal International B.V.
- Lars Jennissen
- C21 - METALLURGY OF IRON
Information Patent Grant
Charging system, in particular for a shaft smelt reduction furnace
- Patent number 11,542,565
- Issue date Jan 3, 2023
- Paul Wurth S.A.
- Patrick Hutmacher
- C21 - METALLURGY OF IRON
Information Patent Grant
Cooling box for a shaft furnace
- Patent number 11,535,904
- Issue date Dec 27, 2022
- Paul Wurth S.A.
- Stefano Olivieri
- C21 - METALLURGY OF IRON
Information Patent Grant
Blast furnace apparatus and operation method for blast furnace
- Patent number 11,512,899
- Issue date Nov 29, 2022
- JFE Steel Corporation
- Yusuke Kashihara
- C21 - METALLURGY OF IRON
Information Patent Grant
Cooling plate for metallurgical furnace
- Patent number 11,505,840
- Issue date Nov 22, 2022
- Paul Wurth S.A.
- Nicolas Maggioli
- C21 - METALLURGY OF IRON
Information Patent Grant
Swiveling sanding system
- Patent number 11,454,445
- Issue date Sep 27, 2022
- Celebre 2000 Inc.
- Claudio Celebre
- C21 - METALLURGY OF IRON
Information Patent Grant
Fine ratio measuring device and fine ratio measuring system
- Patent number 11,403,747
- Issue date Aug 2, 2022
- JFE Steel Corporation
- Naoshi Yamahira
- G06 - COMPUTING CALCULATING COUNTING
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
Shaft furnace condition monitoring
- Patent number 11,377,701
- Issue date Jul 5, 2022
- Paul Wurth S.A.
- Christian De Gruiter
- C21 - METALLURGY OF IRON
Information Patent Grant
Smelting process and apparatus
- Patent number 11,371,105
- Issue date Jun 28, 2022
- Tata Steel Limited
- Jacques Pilote
- C21 - METALLURGY OF IRON
Information Patent Grant
Copper cooling plate with multilayer protrusions comprising wear re...
- Patent number 11,319,604
- Issue date May 3, 2022
- Arcelormittal
- Ignacio Herrero Blanco
- C21 - METALLURGY OF IRON
Information Patent Grant
Drill bit
- Patent number 11,306,541
- Issue date Apr 19, 2022
- TMT-Tapping Measuring Technology SARL
- Romain Clesen
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
Injection Regulation and Control Device and Method for Blast Furnac...
- Publication number 20250027176
- Publication date Jan 23, 2025
- Changli Xingguo Precision Parts Co., LTD
- Guocheng ZHOU
- C21 - METALLURGY OF IRON
Information Patent Application
Steelmaking method and associated network of plants
- Publication number 20250019782
- Publication date Jan 16, 2025
- ARCELORMITTAL
- Dominique SERT
- C21 - METALLURGY OF IRON
Information Patent Application
INFORMATION PROCESSING METHOD, INFORMATION PROCESSING DEVICE, INFOR...
- Publication number 20240426728
- Publication date Dec 26, 2024
- JFE STEEL CORPORATION
- Toshiki TSUBOI
- C21 - METALLURGY OF IRON
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
SUPPLY HEAT QUANTITY ESTIMATING METHOD, SUPPLY HEAT QUANTITY ESTIMA...
- Publication number 20240368715
- Publication date Nov 7, 2024
- JFE STEEL CORPORATION
- Kazuhira ICHIKAWA
- 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
HOT METAL TEMPERATURE PREDICTION METHOD, OPERATION GUIDANCE METHOD,...
- Publication number 20240318269
- Publication date Sep 26, 2024
- JFE STEEL CORPORATION
- Yoshinari HASHIMOTO
- 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
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
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
SUPPLIED HEAT QUANTITY ESTIMATION METHOD, SUPPLIED HEAT QUANTITY ES...
- Publication number 20240218473
- Publication date Jul 4, 2024
- JFE STEEL CORPORATION
- Kazuhira ICHIKAWA
- C21 - METALLURGY OF IRON
Information Patent Application
SUPPLIED HEAT QUANTITY ESTIMATION METHOD, SUPPLIED HEAT QUANTITY ES...
- Publication number 20240218472
- Publication date Jul 4, 2024
- JFE STEEL CORPORATION
- Kazuhira ICHIKAWA
- C21 - METALLURGY OF IRON
Information Patent Application
OXYGEN LANCE GUIDING ASSEMBLY
- Publication number 20240219121
- Publication date Jul 4, 2024
- TMT - TAPPING MEASURING TECHNOLOGY SARL
- Max Zuang
- C21 - METALLURGY OF IRON
Information Patent Application
COOLING SYSTEM FOR A METALLURGICAL FURNACE
- Publication number 20240200157
- Publication date Jun 20, 2024
- PAUL WURTH S.A.
- Giang Kien LY
- 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
RESIDUAL LIQUID AMOUNT DETECTION METHOD AND DETECTION APPARATUS FOR...
- Publication number 20240132982
- Publication date Apr 25, 2024
- JFE STEEL CORPORATION
- Yuki KAWASHIRI
- C21 - METALLURGY OF IRON
Information Patent Application
HEIGHT-ADJUSTABLE SLAG TRANSPORTER
- Publication number 20240124283
- Publication date Apr 18, 2024
- TML Technik GmbH
- Christof MIKAT
- C21 - METALLURGY OF IRON
Information Patent Application
BLEED-OFF GAS RECOVERY IN A DIRECT REDUCTION PROCESS
- Publication number 20240084410
- Publication date Mar 14, 2024
- HYBRIT Development AB
- Farzad Mohseni-Mörner
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR OPERATING A BLAST FURNACE PLANT
- Publication number 20240077255
- Publication date Mar 7, 2024
- PAUL WURTH S.A.
- Paul TOCKERT
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR CHARGING RAW MATERIALS INTO BLAST FURNACE
- Publication number 20240052439
- Publication date Feb 15, 2024
- JFE STEEL CORPORATION
- Kazuhira Ichikawa
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD AND DEVICE FOR MONITORING BLAST FURNACE STATE BASED ON MULTI...
- Publication number 20240026474
- Publication date Jan 25, 2024
- Zhejiang University
- Xiaoyu TANG
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR PRODUCING PIG IRON IN A SHAFT FURNACE
- Publication number 20240018615
- Publication date Jan 18, 2024
- ThyssenKrupp Steel Europe AG
- Nils JÄGER
- C21 - METALLURGY OF IRON
Information Patent Application
Improved blast furnace distributing device with nitrogen sealing st...
- Publication number 20240002963
- Publication date Jan 4, 2024
- CISDI ENGINEERING CO., LTD.
- Yunfeng Ma
- C21 - METALLURGY OF IRON
Information Patent Application
Device to inject a reducing gas into a shaft furnace
- Publication number 20230366049
- Publication date Nov 16, 2023
- ArcelorMittal
- Edouard IZARD
- C21 - METALLURGY OF IRON
Information Patent Application
Blast furnace for ironmaking production
- Publication number 20230366048
- Publication date Nov 16, 2023
- ArcelorMittal
- Dominique SERT
- C21 - METALLURGY OF IRON
Information Patent Application
Device to inject a reducing gas into a shaft furnace
- Publication number 20230366050
- Publication date Nov 16, 2023
- ARCELORMITTAL
- Edouard IZARD
- C21 - METALLURGY OF IRON
Information Patent Application
Blast furnace for ironmaking production
- Publication number 20230366047
- Publication date Nov 16, 2023
- ARCELORMITTAL
- Edouard IZARD
- C21 - METALLURGY OF IRON
Information Patent Application
Blast furnace for ironmaking production
- Publication number 20230349014
- Publication date Nov 2, 2023
- ARCELORMITTAL
- Dominique SERT
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR OPERATING A BLAST FURNACE INSTALLATION
- Publication number 20230340628
- Publication date Oct 26, 2023
- PAUL WURTH S.A.
- Cristiano CASTAGNOLA
- C21 - METALLURGY OF IRON

Blast furnaces

Industry

Parent Industries

Current Industry

Sub Industries

Patents Grantslast 30 patents

Fine ratio measuring method and apparatus

System and method for estimating both thickness and wear state of r...

Method for deriving fault diagnosis rules of blast furnace based on...

Tap hole plug gun

Method for charging raw materials into blast furnace

Integrated hydrogen production method and system

Shaft furnace condition monitoring

Fine particle coal, and systems, apparatuses, and methods for colle...

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

Method of detecting crack propagation in wall of a metallurgical fu...

Integrated heated member management system and method for controlli...

Blast furnace apparatus and operation method for blast furnace

Method and device for monitoring blast furnace state based on multi...

Surface profile detection apparatus of burden in blast furnace and...

Hole-opening bit and tap hole opening method using same

Brick lining forming method

Method for charging raw materials into blast furnace

Methods for coal combustion product (CCP) recovery and related prod...

P process of making pig iron in a blast furnace using pellets conta...

Charging system, in particular for a shaft smelt reduction furnace

Cooling box for a shaft furnace

Blast furnace apparatus and operation method for blast furnace

Cooling plate for metallurgical furnace

Swiveling sanding system

Fine ratio measuring device and fine ratio measuring system

Dry dust removal from furnace gas

Shaft furnace condition monitoring

Smelting process and apparatus

Copper cooling plate with multilayer protrusions comprising wear re...

Drill bit

Patents Applicationslast 30 patents

Injection Regulation and Control Device and Method for Blast Furnac...

Steelmaking method and associated network of plants

INFORMATION PROCESSING METHOD, INFORMATION PROCESSING DEVICE, INFOR...

GEOTHERMALLY POWERED IRON PRODUCTION SYSTEMS AND METHODS

SUPPLY HEAT QUANTITY ESTIMATING METHOD, SUPPLY HEAT QUANTITY ESTIMA...

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

HOT METAL TEMPERATURE PREDICTION METHOD, OPERATION GUIDANCE METHOD,...

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

METHOD FOR PRODUCING STEEL IN AN INTEGRATED METALLURGICAL PLANT

Operating method of a network of plants

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

SUPPLIED HEAT QUANTITY ESTIMATION METHOD, SUPPLIED HEAT QUANTITY ES...

SUPPLIED HEAT QUANTITY ESTIMATION METHOD, SUPPLIED HEAT QUANTITY ES...

OXYGEN LANCE GUIDING ASSEMBLY

COOLING SYSTEM FOR A METALLURGICAL FURNACE

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

RESIDUAL LIQUID AMOUNT DETECTION METHOD AND DETECTION APPARATUS FOR...

HEIGHT-ADJUSTABLE SLAG TRANSPORTER

BLEED-OFF GAS RECOVERY IN A DIRECT REDUCTION PROCESS

METHOD FOR OPERATING A BLAST FURNACE PLANT

METHOD FOR CHARGING RAW MATERIALS INTO BLAST FURNACE

METHOD AND DEVICE FOR MONITORING BLAST FURNACE STATE BASED ON MULTI...

METHOD FOR PRODUCING PIG IRON IN A SHAFT FURNACE

Improved blast furnace distributing device with nitrogen sealing st...

Device to inject a reducing gas into a shaft furnace

Blast furnace for ironmaking production

Device to inject a reducing gas into a shaft furnace

Blast furnace for ironmaking production

Blast furnace for ironmaking production

METHOD FOR OPERATING A BLAST FURNACE INSTALLATION