PROCESSING OF PIG-IRON

Industry

CPC
C21C

Parent Industries

CCHEMISTRY METALLURGY C21Iron metallurgy

Current Industry

Sub Industries

C21C1/00Refining of pig-iron Cast iron C21C2100/00Exhaust gas C21C2200/00Recycling of waste material C21C2250/00Specific additives Means for adding material different from burners or lances C21C2300/00Process aspects C21C3/00Manufacture of wrought-iron or wrought-steel C21C5/00Manufacture of carbon-steel C21C7/00Treating molten ferrous alloys

Industries

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Patents Grantslast 30 patents

Information Patent Grant
PGM converting process and jacketed rotary converter
- Patent number 12,270,090
- Issue date Apr 8, 2025
- Edward W. Albrecht
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of heating up furnace bottom, and burner lance used in the m...
- Patent number 12,259,184
- Issue date Mar 25, 2025
- JFE Steel Corporation
- Yohei Kitamura
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Molten steel denitrification method and steel production method
- Patent number 12,252,754
- Issue date Mar 18, 2025
- JFE Steel Corporation
- Hidemitsu Negishi
- C21 - METALLURGY OF IRON
Information Patent Grant
Systems and methods for self-reduction of iron ore
- Patent number 12,252,753
- Issue date Mar 18, 2025
- Charm Industrial, Inc.
- Peter Reinhardt
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for controlling nitrogen in steelmaking by spraying hydrogen...
- Patent number 12,234,521
- Issue date Feb 25, 2025
- Xuanhua Iron and Steel Group Co., Ltd.
- Hongbin Wang
- C21 - METALLURGY OF IRON
Information Patent Grant
Degassing method for manufacturing steel
- Patent number 12,227,813
- Issue date Feb 18, 2025
- United States Steel Corporation
- Yun Li
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for recycling chromium oxide and forming chromium-alloy steel
- Patent number 12,215,395
- Issue date Feb 4, 2025
- SAUDI IRON AND STEEL COMPANY (HADEED)
- Mansour Nasser Alharbi
- C21 - METALLURGY OF IRON
Information Patent Grant
Cored wire for out-of-furnace treatment of metallurgical melts
- Patent number 12,203,146
- Issue date Jan 21, 2025
- RESEARCH AND DEVELOPMENT CENTER NPP, LIMITED LIABILITY COMPANY
- Anton Iakovlevich Dynin
- C21 - METALLURGY OF IRON
Information Patent Grant
System and method to sustainable integrated wastewater treatment an...
- Patent number 12,195,361
- Issue date Jan 14, 2025
- Saudi Arabian Oil Company
- Faisal B. Almutairi
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Process and plant for preheating a metal charge fed in continuous t...
- Patent number 12,195,815
- Issue date Jan 14, 2025
- Silvio Maria Reali
- 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
Cassette design drop out box, combustion chamber, duct and electric...
- Patent number 12,181,221
- Issue date Dec 31, 2024
- Amerifab, Inc.
- Richard J. Manasek
- C21 - METALLURGY OF IRON
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
Operation method of ladle refining treatment
- Patent number 12,172,208
- Issue date Dec 24, 2024
- JFE Steel Corporation
- Kazuaki Hirakawa
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Processing method
- Patent number 12,168,814
- Issue date Dec 17, 2024
- SUBARU CORPORATION
- Yukihiro Hagiwara
- C21 - METALLURGY OF IRON
Information Patent Grant
Degassing method for manufacturing ultra-low carbon, nitrogen, sulf...
- Patent number 12,168,808
- Issue date Dec 17, 2024
- United States Steel Corporation
- Yun Li
- C21 - METALLURGY OF IRON
Information Patent Grant
Device and method for filling a tap hole of an electric arc furnace...
- Patent number 12,152,283
- Issue date Nov 26, 2024
- BADISCHE STAHL-ENGINEERING GMBH
- Danny Schreiber
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and device for controlling temperature of molten steel durin...
- Patent number 12,146,200
- Issue date Nov 19, 2024
- University of Science and Technology Beijing
- Qing Liu
- C21 - METALLURGY OF IRON
Information Patent Grant
High performance alloy for corrosion resistance
- Patent number 12,138,674
- Issue date Nov 12, 2024
- Saudi Arabian Oil Company
- Oladele Owoeye
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel material for steel piston
- Patent number 12,134,812
- Issue date Nov 5, 2024
- Nippon Steel Corporation
- Yutaka Neishi
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing chromium-containing molten iron
- Patent number 12,134,799
- Issue date Nov 5, 2024
- Nippon Steel Corporation
- Norifumi Asahara
- C21 - METALLURGY OF IRON
Information Patent Grant
Converter bottom blowing system capable of allowing multiple media...
- Patent number 12,123,063
- Issue date Oct 22, 2024
- University of Science and Technology Beijing
- Kai Dong
- C21 - METALLURGY OF IRON
Information Patent Grant
Ultra-clean rare earth steel and occluded foreign substance modific...
- Patent number 12,091,733
- Issue date Sep 17, 2024
- Institute of Metal Research Chinese Academy of Sciences
- Dianzhong Li
- C21 - METALLURGY OF IRON
Information Patent Grant
High-carbon biogenic reagents and uses thereof
- Patent number 12,084,623
- Issue date Sep 10, 2024
- Carbon Technology Holdings, LLC
- Daniel J. Despen
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Nickel-based superalloy steel and preparation method thereof
- Patent number 12,084,748
- Issue date Sep 10, 2024
- Zhejiang Dalong New Materials Co., Ltd.
- Rongxin Yu
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for smelting low-phosphorus high-manganese steel based on re...
- Patent number 12,071,681
- Issue date Aug 27, 2024
- North China University of Science and Technology
- Tao Li
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of stirring liquid metal in an electric arc furnace
- Patent number 12,065,709
- Issue date Aug 20, 2024
- Danieli & C. Officine Meccaniche SpA
- Damiano Patrizio
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing an improved ductile iron alloy with pearlitic...
- Patent number 12,065,723
- Issue date Aug 20, 2024
- Verdeloong Enterprises Pty. Ltd.
- Mathew Lagoon
- C21 - METALLURGY OF IRON
Information Patent Grant
Coaxial dual supersonic speed oxygen flow coherent oxygen lance
- Patent number 12,065,708
- Issue date Aug 20, 2024
- CISDI ENGINEERING CO., LTD
- Xiangdong Liu
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing steel
- Patent number 12,054,796
- Issue date Aug 6, 2024
- Nippon Steel Corporation
- Toshiaki Mizoguchi
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
SOLID OXIDE ELECTROLYZER CELL (SOEC) SYSTEM INTEGRATION WITH DIRECT...
- Publication number 20250115971
- Publication date Apr 10, 2025
- BLOOM ENERGY CORPORATION
- David Weingaertner
- C21 - METALLURGY OF IRON
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
TIN PLATE AND MANUFACTURING METHOD THEREFOR
- Publication number 20250101540
- Publication date Mar 27, 2025
- INSTITUTE OF RESEARCH OF IRON AND STEEL, JIANGSU PROVINCE/SHA-STEEL, CO. LTD...
- Yifeng SONG
- B22 - CASTING POWDER METALLURGY
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
HOT-ROLLED, LOW-TEMPERATURE-RESISTANT, H-SHAPED STEEL WITH GRADE OF...
- Publication number 20250092480
- Publication date Mar 20, 2025
- SHANDONG IRON AND STEEL COMPANY LTD.
- Zhongxue Wang
- B22 - CASTING POWDER METALLURGY
Information Patent Application
PROCESS FOR PRODUCING CLEAN STEEL WITH A LOW NITROGEN CONTENT USING...
- Publication number 20250083218
- Publication date Mar 13, 2025
- Ternium Mexico S.A. de C.V.
- Francisco Fernando IBARRA CASTILLO
- B22 - CASTING POWDER METALLURGY
Information Patent Application
USE OF RESIDUAL IRON WITHIN GRANULATED METALLIC UNIT PRODUCTION FAC...
- Publication number 20250083231
- Publication date Mar 13, 2025
- SunCoke Technology and Development LLC
- John Francis QUANCI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
CARBON-NEGATIVE METALLURGICAL PRODUCTS
- Publication number 20250084495
- Publication date Mar 13, 2025
- Carbon Technology Holdings, LLC
- James A. Mennell
- C21 - METALLURGY OF IRON
Information Patent Application
PROCESSING GRANULATED METALLIC UNITS WITHIN ELECTRIC ARC FURNACES,...
- Publication number 20250084496
- Publication date Mar 13, 2025
- SunCoke Technology and Development LLC
- John Francis QUANCI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
USE OF A BASIC OXYGEN FURNACE TO PRODUCE GRANULATED METALLIC UNITS,...
- Publication number 20250083230
- Publication date Mar 13, 2025
- SunCoke Technology and Development LLC
- John Francis QUANCI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
CONTINUOUS GRANULATED METALLIC UNITS PRODUCTION, AND ASSOCIATED SYS...
- Publication number 20250083232
- Publication date Mar 13, 2025
- SunCoke Technology and Development LLC
- John Francis QUANCI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
PROCESS FOR PRODUCING HIGH-CARBON BIOGENIC REAGENTS
- Publication number 20250075141
- Publication date Mar 6, 2025
- Carbon Technology Holdings, LLC
- James A. Mennell
- C01 - INORGANIC CHEMISTRY
Information Patent Application
NI-FREE MICRO-ALLOYED HIGH-STRENGTH STEEL WITH ULTRA-LOW TEMPERATUR...
- Publication number 20250043375
- Publication date Feb 6, 2025
- WUHAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Kaiming WU
- C21 - METALLURGY OF IRON
Information Patent Application
Smelting unit for steel production with a tap weight of between 60...
- Publication number 20250043370
- Publication date Feb 6, 2025
- SMS group GMBH
- Hans-Jürgen ODENTHAL
- C21 - METALLURGY OF IRON
Information Patent Application
COMPOSITE ADDITIVE FOR FORMING INCLUSIONS WITH CORE-SHELL STRUCTURE...
- Publication number 20250043371
- Publication date Feb 6, 2025
- WUHAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Kaiming WU
- C21 - METALLURGY OF IRON
Information Patent Application
DEGASSING METHOD FOR MANUFACTURING ULTRA-LOW CARBON, NITROGEN, SULF...
- Publication number 20250043372
- Publication date Feb 6, 2025
- UNITED STATES STEEL CORPORATION
- Yun Li
- C21 - METALLURGY OF IRON
Information Patent Application
SEAWATER CORROSION-RESISTANT MARINE ENGINEERING STEEL AND PREPARATI...
- Publication number 20250043374
- Publication date Feb 6, 2025
- WUHAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Kaiming WU
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH-STRENGTH STEEL WITH EXCELLENT NEUTRAL AQUEOUS MEDIUM CORROSION...
- Publication number 20250043378
- Publication date Feb 6, 2025
- WUHAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Kaiming WU
- 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
METHOD FOR CONTROLLING NITROGEN IN STEELMAKING BY SPRAYING HYDROGEN...
- Publication number 20240401161
- Publication date Dec 5, 2024
- Xuanhua Iron and Steel Group Co., Ltd.
- Hongbin WANG
- C21 - METALLURGY OF IRON
Information Patent Application
VACUUM DEGASSING PLANT AND PROCESS FOR THE INERTISATION OF PYROPHOR...
- Publication number 20240399272
- Publication date Dec 5, 2024
- DANIELI & C. OFFICINE MECCANICHE SPA
- Harald KOBLENZER
- C21 - METALLURGY OF IRON
Information Patent Application
ULTRA-HIGH STRENGTH SPRING STEEL AND PREPARATION METHOD THEREOF
- Publication number 20240392404
- Publication date Nov 28, 2024
- Shandong Jianzhu University
- Simon Yisheng Feng
- B22 - CASTING POWDER METALLURGY
Information Patent Application
FURNACE SLAG AMOUNT ESTIMATION DEVICE, FURNACE SLAG AMOUNT ESTIMATI...
- Publication number 20240393159
- Publication date Nov 28, 2024
- JFE STEEL CORPORATION
- Hiroto KASE
- 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
METALLURGICAL MELTING FURNACE, AND METHOD FOR DETERMINING THE AMOUN...
- Publication number 20240376560
- Publication date Nov 14, 2024
- PROMECON process measurement control GmbH
- Hans Georg CONRADS
- C21 - METALLURGY OF IRON
Information Patent Application
PRECIPITATION HARDENING MARTENSITIC STAINLESS STEEL HAVING EXCELLEN...
- Publication number 20240376561
- Publication date Nov 14, 2024
- Nippon Yakin Kogyo Co., Ltd.
- Xin JI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
MOLTEN PIG IRON MANUFACTURING METHOD
- Publication number 20240368716
- Publication date Nov 7, 2024
- NIPPON STEEL CORPORATION
- Toshiya HARADA
- C21 - METALLURGY OF IRON
Information Patent Application
ALUMINUM ALLOY DEOXIDIZER WITH CARBON COMPOUNDS
- Publication number 20240360527
- Publication date Oct 31, 2024
- HF investment Co., LTD.
- CHIEN-HAO LEE
- C21 - METALLURGY OF IRON
Information Patent Application
SYSTEM AND METHOD FOR INTEGRATED WATER TREATMENT AND COOLING IN THE...
- Publication number 20240352548
- Publication date Oct 24, 2024
- Saudi Arabian Oil Company
- Faisal B. Almutairi
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

PROCESSING OF PIG-IRON

Industry

Parent Industries

Current Industry

Sub Industries

Patents Grantslast 30 patents

PGM converting process and jacketed rotary converter

Method of heating up furnace bottom, and burner lance used in the m...

Molten steel denitrification method and steel production method

Systems and methods for self-reduction of iron ore

Method for controlling nitrogen in steelmaking by spraying hydrogen...

Degassing method for manufacturing steel

Method for recycling chromium oxide and forming chromium-alloy steel

Cored wire for out-of-furnace treatment of metallurgical melts

System and method to sustainable integrated wastewater treatment an...

Process and plant for preheating a metal charge fed in continuous t...

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

Cassette design drop out box, combustion chamber, duct and electric...

Tap hole plug gun

Operation method of ladle refining treatment

Processing method

Degassing method for manufacturing ultra-low carbon, nitrogen, sulf...

Device and method for filling a tap hole of an electric arc furnace...

Method and device for controlling temperature of molten steel durin...

High performance alloy for corrosion resistance

Steel material for steel piston

Method for producing chromium-containing molten iron

Converter bottom blowing system capable of allowing multiple media...

Ultra-clean rare earth steel and occluded foreign substance modific...

High-carbon biogenic reagents and uses thereof

Nickel-based superalloy steel and preparation method thereof

Method for smelting low-phosphorus high-manganese steel based on re...

Method of stirring liquid metal in an electric arc furnace

Method for producing an improved ductile iron alloy with pearlitic...

Coaxial dual supersonic speed oxygen flow coherent oxygen lance

Method for producing steel

Patents Applicationslast 30 patents

SOLID OXIDE ELECTROLYZER CELL (SOEC) SYSTEM INTEGRATION WITH DIRECT...

IMPURITY REMOVAL IN AN IRON CONVERSION SYSTEM

TIN PLATE AND MANUFACTURING METHOD THEREFOR

METHOD FOR OPERATING A STEELWORKS

HOT-ROLLED, LOW-TEMPERATURE-RESISTANT, H-SHAPED STEEL WITH GRADE OF...

PROCESS FOR PRODUCING CLEAN STEEL WITH A LOW NITROGEN CONTENT USING...

USE OF RESIDUAL IRON WITHIN GRANULATED METALLIC UNIT PRODUCTION FAC...

CARBON-NEGATIVE METALLURGICAL PRODUCTS

PROCESSING GRANULATED METALLIC UNITS WITHIN ELECTRIC ARC FURNACES,...

USE OF A BASIC OXYGEN FURNACE TO PRODUCE GRANULATED METALLIC UNITS,...

CONTINUOUS GRANULATED METALLIC UNITS PRODUCTION, AND ASSOCIATED SYS...

PROCESS FOR PRODUCING HIGH-CARBON BIOGENIC REAGENTS

NI-FREE MICRO-ALLOYED HIGH-STRENGTH STEEL WITH ULTRA-LOW TEMPERATUR...

Smelting unit for steel production with a tap weight of between 60...

COMPOSITE ADDITIVE FOR FORMING INCLUSIONS WITH CORE-SHELL STRUCTURE...

DEGASSING METHOD FOR MANUFACTURING ULTRA-LOW CARBON, NITROGEN, SULF...

SEAWATER CORROSION-RESISTANT MARINE ENGINEERING STEEL AND PREPARATI...

HIGH-STRENGTH STEEL WITH EXCELLENT NEUTRAL AQUEOUS MEDIUM CORROSION...

Steelmaking method and associated network of plants

Steelmaking method and associated network of plants

METHOD FOR CONTROLLING NITROGEN IN STEELMAKING BY SPRAYING HYDROGEN...

VACUUM DEGASSING PLANT AND PROCESS FOR THE INERTISATION OF PYROPHOR...

ULTRA-HIGH STRENGTH SPRING STEEL AND PREPARATION METHOD THEREOF

FURNACE SLAG AMOUNT ESTIMATION DEVICE, FURNACE SLAG AMOUNT ESTIMATI...

METHOD FOR REFINING MOLTEN IRON

METALLURGICAL MELTING FURNACE, AND METHOD FOR DETERMINING THE AMOUN...

PRECIPITATION HARDENING MARTENSITIC STAINLESS STEEL HAVING EXCELLEN...

MOLTEN PIG IRON MANUFACTURING METHOD

ALUMINUM ALLOY DEOXIDIZER WITH CARBON COMPOUNDS

SYSTEM AND METHOD FOR INTEGRATED WATER TREATMENT AND COOLING IN THE...