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
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
Information Patent Grant
Method for manufacturing a low-carbon nitrogen-containing austeniti...
- Patent number 12,024,754
- Issue date Jul 2, 2024
- DAYE SPECIAL STEEL CO., LTD.
- Xiaoliang Dong
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for smelting low nitrogen steel using electric furnace
- Patent number 12,018,341
- Issue date Jun 25, 2024
- Baoshan Iron & Steel Co., Ltd.
- Yingtie Xu
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and system for determining converter tapping quantity
- Patent number 11,987,855
- Issue date May 21, 2024
- University of Science and Technology Beijing
- Yanping Bao
- C21 - METALLURGY OF IRON
Information Patent Grant
Recycling method for manufacturing high speed steel master alloy fr...
- Patent number 11,987,867
- Issue date May 21, 2024
- T&E INC.
- Bae Gyun Kim
- C21 - METALLURGY OF IRON
Information Patent Grant
Spray cooling furnace electrodes with a cooling liquid that contain...
- Patent number 11,979,968
- Issue date May 7, 2024
- ChemTreat, Inc.
- Joseph S. Strasser
- C21 - METALLURGY OF IRON
Information Patent Grant
Refining vessel for high-temperature melt
- Patent number 11,976,340
- Issue date May 7, 2024
- JFE Steel Corporation
- Seiji Hosohara
- C21 - METALLURGY OF IRON
Information Patent Grant
Sliding closure for a metallurgical vessel
- Patent number 11,969,785
- Issue date Apr 30, 2024
- Refractory Intellectual Property GmbH & Co. KG
- Goran Vukovic
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Systems and apparatus for production of high-carbon biogenic reagents
- Patent number 11,965,139
- Issue date Apr 23, 2024
- Carbon Technology Holdings, LLC
- James A. Mennell
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Molten metal component estimation device, method of estimating molt...
- Patent number 11,966,669
- Issue date Apr 23, 2024
- JFE Steel Corporation
- Hiroto Kase
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Lance nozzle
- Patent number 11,959,147
- Issue date Apr 16, 2024
- JFE Steel Corporation
- Yumi Murakami
- C21 - METALLURGY OF IRON
Information Patent Grant
High-carbon biogenic reagents and uses thereof
- Patent number 11,959,038
- Issue date Apr 16, 2024
- Carbon Technology Holdings, LLC
- Daniel J. Despen
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Temperature sensors
- Patent number 11,959,811
- Issue date Apr 16, 2024
- SSAB Enterprises, LLC
- Meng Lu
- C21 - METALLURGY OF IRON
Information Patent Grant
Device and method for measuring a temperature of a molten metal
- Patent number 11,959,813
- Issue date Apr 16, 2024
- Heraeus Electro-Nite International N.V.
- Guido Neyens
- 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

Patents Applicationslast 30 patents

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
Information Patent Application
METALLURGICAL FURNACE WITH CARBON INJECTING LANCE
- Publication number 20240344156
- Publication date Oct 17, 2024
- METIX (PROPRIETARY) LIMITED
- Gabriel Jacobus LOTTER
- C21 - METALLURGY OF IRON
Information Patent Application
SYSTEMS AND APPARATUS FOR PRODUCTION OF HIGH-CARBON BIOGENIC REAGENTS
- Publication number 20240343985
- Publication date Oct 17, 2024
- Carbon Technology Holdings, LLC
- James A. Mennell
- C01 - INORGANIC CHEMISTRY
Information Patent Application
V-N MICROALLOYED STEEL AND METHOD FOR PRODUCING V-N MICROALLOYED AN...
- Publication number 20240327963
- Publication date Oct 3, 2024
- LAIWU STEEL YINSHAN SECTION CO., LTD.
- Zhongxue WANG
- B22 - CASTING POWDER METALLURGY
Information Patent Application
METHOD FOR IF-INTERSTITIAL FREE STEEL PRODUCTION USING SCRAP IN ARC...
- Publication number 20240327938
- Publication date Oct 3, 2024
- ÇOLAKOGLU METALURJI ANONIM SIRKETI
- Murat GUNERDI
- 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
Self-adaptive hanging structure of converter
- Publication number 20240318270
- Publication date Sep 26, 2024
- CISDI Engineering Technology Co., Ltd.
- Yang Yu
- C21 - METALLURGY OF IRON
Information Patent Application
POWER SUPPLY DEVICE FOR METALLURGICAL EQUIPMENT
- Publication number 20240324077
- Publication date Sep 26, 2024
- Badische Stahl-Engineering GmbH
- Dirk RIEDINGER
- C21 - METALLURGY OF IRON
Information Patent Application
PROCESS FOR THE COMBINED MANUFACTURE OF STEEL AND CEMENT CLINKER
- Publication number 20240318271
- Publication date Sep 26, 2024
- CAMBRIDGE ENTERPRISE LIMITED
- Cyrille DUNANT
- C21 - METALLURGY OF IRON
Information Patent Application
HEAT RECOVERY ON STEEL SLAG
- Publication number 20240309479
- Publication date Sep 19, 2024
- JOHN COCKERILL S.A.
- Thomas Thoelen
- C21 - METALLURGY OF IRON
Information Patent Application
A METHOD FOR PROCESSING IRON ORE TO OBTAIN STEEL
- Publication number 20240309475
- Publication date Sep 19, 2024
- METSO METALS OY
- Timo HAIMI
- C21 - METALLURGY OF IRON
Information Patent Application
CARBON-NEGATIVE METALLURGICAL PRODUCTS
- Publication number 20240294997
- Publication date Sep 5, 2024
- Carbon Technology Holdings, LLC
- James A. Mennell
- C21 - METALLURGY OF IRON
Information Patent Application
MOLTEN STEEL REFINING METHOD
- Publication number 20240294998
- Publication date Sep 5, 2024
- JFE STEEL CORPORATION
- Akifumi HARADA
- C21 - METALLURGY OF IRON
Information Patent Application
TREATMENT METHOD OF MOLTEN STEEL AND STEEL PRODUCTION METHOD
- Publication number 20240287632
- Publication date Aug 29, 2024
- JFE STEEL CORPORATION
- Hidemitsu NEGISHI
- C21 - METALLURGY OF IRON
Information Patent Application
MOLTEN STEEL REFINING METHOD
- Publication number 20240287633
- Publication date Aug 29, 2024
- JFE STEEL CORPORATION
- Akifumi HARADA
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR PREPARING TITANIUM-CONTAINING ULTRA-LOW-CARBON STEEL
- Publication number 20240287635
- Publication date Aug 29, 2024
- Baoshan Iron & Steel Co., Ltd
- Hantao HU
- B22 - CASTING POWDER METALLURGY
Information Patent Application
METHOD FOR FORMING A FOAMY SLAG IN AN ELECTRIC ARC FURNACE
- Publication number 20240279760
- Publication date Aug 22, 2024
- PIPEX ENERGY S.R.L.
- Luca OREFICI
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR PRODUCING HYPEREUTECTOID STEEL RAIL RESISTANT TO CONTACT...
- Publication number 20240279784
- Publication date Aug 22, 2024
- Pangang Group Panzhihua Iron & Steel Research Institute Co., Ltd.
- Jun YUAN
- C21 - METALLURGY OF IRON
Information Patent Application
OPERATING METHOD FOR AN ELECTRIC ARC FURNACE
- Publication number 20240284566
- Publication date Aug 22, 2024
- PRIMETALS TECHNOLOGIES GERMANY GMBH
- Thomas MATSCHULLAT
- C21 - METALLURGY OF IRON
Information Patent Application
SYSTEM AND METHOD TO SUSTAINABLE INTEGRATED WASTEWATER TREATMENT AN...
- Publication number 20240279079
- Publication date Aug 22, 2024
- Saudi Arabian Oil Company
- Faisal B. Almutairi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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

PROCESSING OF PIG-IRON

Industry

Parent Industries

Current Industry

Sub Industries

Patents Grantslast 30 patents

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

Method for manufacturing a low-carbon nitrogen-containing austeniti...

Method for smelting low nitrogen steel using electric furnace

Method and system for determining converter tapping quantity

Recycling method for manufacturing high speed steel master alloy fr...

Spray cooling furnace electrodes with a cooling liquid that contain...

Refining vessel for high-temperature melt

Sliding closure for a metallurgical vessel

Systems and apparatus for production of high-carbon biogenic reagents

Molten metal component estimation device, method of estimating molt...

Lance nozzle

High-carbon biogenic reagents and uses thereof

Temperature sensors

Device and method for measuring a temperature of a molten metal

Direct reduction process utilizing hydrogen

Patents Applicationslast 30 patents

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...

METALLURGICAL FURNACE WITH CARBON INJECTING LANCE

SYSTEMS AND APPARATUS FOR PRODUCTION OF HIGH-CARBON BIOGENIC REAGENTS

V-N MICROALLOYED STEEL AND METHOD FOR PRODUCING V-N MICROALLOYED AN...

METHOD FOR IF-INTERSTITIAL FREE STEEL PRODUCTION USING SCRAP IN ARC...

SUSTAINABLE STEEL PRODUCTION WITH CO-GENERATION OF HYDROGEN

Self-adaptive hanging structure of converter

POWER SUPPLY DEVICE FOR METALLURGICAL EQUIPMENT

PROCESS FOR THE COMBINED MANUFACTURE OF STEEL AND CEMENT CLINKER

HEAT RECOVERY ON STEEL SLAG

A METHOD FOR PROCESSING IRON ORE TO OBTAIN STEEL

CARBON-NEGATIVE METALLURGICAL PRODUCTS

MOLTEN STEEL REFINING METHOD

TREATMENT METHOD OF MOLTEN STEEL AND STEEL PRODUCTION METHOD

MOLTEN STEEL REFINING METHOD

METHOD FOR PREPARING TITANIUM-CONTAINING ULTRA-LOW-CARBON STEEL

METHOD FOR FORMING A FOAMY SLAG IN AN ELECTRIC ARC FURNACE

METHOD FOR PRODUCING HYPEREUTECTOID STEEL RAIL RESISTANT TO CONTACT...

OPERATING METHOD FOR AN ELECTRIC ARC FURNACE

SYSTEM AND METHOD TO SUSTAINABLE INTEGRATED WASTEWATER TREATMENT AN...

METHOD FOR PRODUCING STEEL IN AN INTEGRATED METALLURGICAL PLANT