Refining of pig-iron Cast iron

Industry

CPC
C21C1/00

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Parent Industries

CCHEMISTRY METALLURGY C21Iron metallurgy C21CPROCESSING OF PIG-IRON

Current Industry

Sub Industries

C21C1/02Dephosphorising or desulfurising C21C1/025Agents used for dephosphorising or desulfurising C21C1/04Removing impurities other than carbon, phosphorus or sulfur C21C1/06Constructional features of mixers for pig-iron C21C1/08Manufacture of cast-iron C21C1/10Making spheroidal graphite cast-iron C21C1/105Nodularising additive agents

Industries

Patents Grantslast 30 patents

Information Patent Grant
Spheroidal graphite cast iron and method of producing spheroidal gr...
- Patent number 11,946,109
- Issue date Apr 2, 2024
- KABUSHIKI KAISHA RIKEN
- Tomoyuki Tobita
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for controlling amount of silicon added to ductile cast iron...
- Patent number 11,946,120
- Issue date Apr 2, 2024
- TIANRUN INDUSTRY TECHNOLOGY CO., LTD.
- Jianchen Cong
- C21 - METALLURGY OF IRON
Information Patent Grant
Cast iron inoculant and method for production of cast iron inoculant
- Patent number 11,932,913
- Issue date Mar 19, 2024
- Elkem ASA
- Emmanuelle Ott
- C21 - METALLURGY OF IRON
Information Patent Grant
Spherical graphite cast iron semi-solid casting method and semi-sol...
- Patent number 11,920,205
- Issue date Mar 5, 2024
- Masayuki Itamura
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Cast iron inoculant and method for production of cast iron inoculant
- Patent number 11,846,000
- Issue date Dec 19, 2023
- Elkem ASA
- Torbjorn Skaland
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing die-cast product of spherical graphitic cast i...
- Patent number 11,845,999
- Issue date Dec 19, 2023
- Haruki Itofuji
- C21 - METALLURGY OF IRON
Information Patent Grant
Casting solidification analysis method, casting method, and electro...
- Patent number 11,745,258
- Issue date Sep 5, 2023
- Haruki Itofuji
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Cast iron inoculant and method for production of cast iron inoculant
- Patent number 11,708,618
- Issue date Jul 25, 2023
- Elkem ASA
- Emmanuelle Ott
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of making steel by deeply dephosphorization in hot metal tan...
- Patent number 11,674,192
- Issue date Jun 13, 2023
- University of Science and Technology Beijing
- Yanling Zhang
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for removing phosphorus from phosphorus-containing substance
- Patent number 11,649,514
- Issue date May 16, 2023
- JFE Steel Corporation
- Kenji Nakase
- C21 - METALLURGY OF IRON
Information Patent Grant
Cast iron inoculant and method for production of cast iron inoculant
- Patent number 11,486,012
- Issue date Nov 1, 2022
- Elkem ASA
- Emmanuelle Ott
- C21 - METALLURGY OF IRON
Information Patent Grant
Cast iron inoculant and method for production of cast iron inoculant
- Patent number 11,486,011
- Issue date Nov 1, 2022
- Elkem ASA
- Oddvar Knustad
- C21 - METALLURGY OF IRON
Information Patent Grant
Cast iron inoculant and method for production of cast iron inoculant
- Patent number 11,479,828
- Issue date Oct 25, 2022
- Elkem ASA
- Emmanuelle Ott
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and apparatus for the production of cast iron, cast iron pro...
- Patent number 11,421,289
- Issue date Aug 23, 2022
- Francesco Memoli
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for recycling used or discarded portable electric batteries
- Patent number 11,417,893
- Issue date Aug 16, 2022
- FIDAY GESTION
- Lionel Picard
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
KR desulfurization stirring paddle casting material and preparation...
- Patent number 11,267,764
- Issue date Mar 8, 2022
- Baoshan Iron & Steel Co., Ltd.
- Jingfu Yao
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method of dechromizing molten iron and method of manufacturing phos...
- Patent number 11,254,992
- Issue date Feb 22, 2022
- Nippon Steel Corporation
- Motohiro Sakamoto
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing rock wool and recoverable cast iron
- Patent number 11,254,599
- Issue date Feb 22, 2022
- ECO'RING
- Bruno Sokoloff
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for producing die-cast product of spheroidal graphite cast i...
- Patent number 11,254,993
- Issue date Feb 22, 2022
- I2C CO., LTD.
- Haruki Itofuji
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Cast iron inoculant and method for production of cast iron inoculant
- Patent number 11,098,383
- Issue date Aug 24, 2021
- Elkem ASA
- Oddvar Knustad
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for ironmaking by smelting reduction in stir-generated vortex
- Patent number 11,091,816
- Issue date Aug 17, 2021
- Northeastern University
- Ting an Zhang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Molten steel desulfurization method, molten steel secondary refinin...
- Patent number 11,035,014
- Issue date Jun 15, 2021
- JFE Steel Corporation
- Satoshi Kinoshiro
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for the production of cast iron, cast iron pro...
- Patent number 10,995,379
- Issue date May 4, 2021
- Francesco Memoli
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Physical property improvement of iron castings using carbon nanomat...
- Patent number 10,844,446
- Issue date Nov 24, 2020
- Dresser-Rand Company
- Kevin Pickrell
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Process for dephosphorization of molten metal during a refining pro...
- Patent number 10,822,668
- Issue date Nov 3, 2020
- S. A. Lhoist Recherche et Developpement
- Michael Nispel
- C21 - METALLURGY OF IRON
Information Patent Grant
Ductile iron composition and process of forming a ductile iron comp...
- Patent number 10,787,726
- Issue date Sep 29, 2020
- General Electric Company
- Junyoung Park
- C21 - METALLURGY OF IRON
Information Patent Grant
Gray cast iron inoculant
- Patent number 10,767,238
- Issue date Sep 8, 2020
- Elkem ASA
- Matthew Liptak
- C21 - METALLURGY OF IRON
Information Patent Grant
Ductile iron composition and process of forming a ductile iron comp...
- Patent number 10,662,510
- Issue date May 26, 2020
- General Electric Company
- Junyoung Park
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Gray cast iron inoculant
- Patent number 10,612,105
- Issue date Apr 7, 2020
- Elkem ASA
- Matthew Liptak
- C21 - METALLURGY OF IRON
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
METHOD FOR OPERATING CONVERTER AND METHOD FOR PRODUCING MOLTEN STEEL
- Publication number 20240167112
- Publication date May 23, 2024
- JFE STEEL CORPORATION
- Shota AMANO
- C21 - METALLURGY OF IRON
Information Patent Application
REFINING METHOD OF MOLTEN IRON AND MANUFACTURING METHOD OF MOLTEN S...
- Publication number 20240068060
- Publication date Feb 29, 2024
- JFE STEEL CORPORATION
- Hidemitsu NEGISHI
- C21 - METALLURGY OF IRON
Information Patent Application
CONVERTER STEELMAKING METHOD
- Publication number 20240068061
- Publication date Feb 29, 2024
- JFE STEEL CORPORATION
- Rei YOKOMORI
- C21 - METALLURGY OF IRON
Information Patent Application
MOLTEN IRON REFINING METHOD
- Publication number 20240060149
- Publication date Feb 22, 2024
- JFE STEEL CORPORATION
- Futoshi OGASAWARA
- C21 - METALLURGY OF IRON
Information Patent Application
PROCESS FOR TREATING MOLTEN IRON
- Publication number 20240052443
- Publication date Feb 15, 2024
- FOSECO INTERNATIONAL LIMITED
- David HRABINA
- C21 - METALLURGY OF IRON
Information Patent Application
PRODUCTION METHOD FOR NON-ORIENTED SILICON STEEL AND NON-ORIENTED S...
- Publication number 20240011121
- Publication date Jan 11, 2024
- INSTITUTE OF RESEARCH OF IRON AND STEEL, JIANGSU PROVINCE/SHA-STEEL, CO. LTD...
- Chongxiang YUE
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PROCESSES FOR PURIFYING IRON-BEARING MATERIALS
- Publication number 20230399710
- Publication date Dec 14, 2023
- Michael Andrew GIBSON
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SPHEROIDAL GRAPHITE CAST IRON, CAST ARTICLE AND AUTOMOBILE STRUCTUR...
- Publication number 20230392237
- Publication date Dec 7, 2023
- Proterial, Ltd.
- Lin WANG
- C21 - METALLURGY OF IRON
Information Patent Application
APPARATUS FOR ELECTROREFINING A FERROUS MOLTEN METAL AND METHOD ASS...
- Publication number 20230235470
- Publication date Jul 27, 2023
- THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTO
- GISELE AZIMI
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD OF MAKING STEEL BY DEEPLY DEPHOSPHORIZATION IN HOT METAL TAN...
- Publication number 20230121123
- Publication date Apr 20, 2023
- UNIVERSITY OF SCIENCE AND TECHNOLOGY BEIJING
- Yanling ZHANG
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR IRON MAKING BY CONTINUOUS SMELTING REDUCTION
- Publication number 20230082269
- Publication date Mar 16, 2023
- NORTHEASTERN UNIVERSITY
- Tingan ZHANG
- C21 - METALLURGY OF IRON
Information Patent Application
SCROLL COMPRESSOR WITH A COMPRESSION SECTION MADE OF SOLID SOLUTION...
- Publication number 20230055808
- Publication date Feb 23, 2023
- Danfoss Commercial Compressors
- Mickael BRON
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR PRODUCING MOLTEN STEEL
- Publication number 20220389527
- Publication date Dec 8, 2022
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Koji TOKUDA
- C21 - METALLURGY OF IRON
Information Patent Application
DIRECT CURRENT ELECTRIC ARC FURNACE
- Publication number 20220389529
- Publication date Dec 8, 2022
- Matti HURTTA
- C21 - METALLURGY OF IRON
Information Patent Application
PRODUCTION OF MOLDED BODIES FROM A SILICON ALLOY BY WATER JET CUTTI...
- Publication number 20220379436
- Publication date Dec 1, 2022
- ASK Chemicals Metallurgy GmbH
- Manfred HUBER
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR CONTROLLING AMOUNT OF SILICON ADDED TO DUCTILE CAST IRON...
- Publication number 20220325390
- Publication date Oct 13, 2022
- TIANRUN INDUSTRY TECHNOLOGY CO., LTD.
- Jianchen CONG
- C21 - METALLURGY OF IRON
Information Patent Application
SPHERICAL GRAPHITE CAST IRON SEMI-SOLID CASTING METHOD AND SEMI-SOL...
- Publication number 20220275467
- Publication date Sep 1, 2022
- Tohoku University
- Masayuki ITAMURA
- B22 - CASTING POWDER METALLURGY
Information Patent Application
MOLTEN IRON DEPHOSPHORIZATION METHOD
- Publication number 20220259686
- Publication date Aug 18, 2022
- JFE STEEL CORPORATION
- Yumi MURAKAMI
- C21 - METALLURGY OF IRON
Information Patent Application
CAST IRON, IN PARTICULAR FOR COMPONENTS OF DISC BRAKES
- Publication number 20220251691
- Publication date Aug 11, 2022
- Brembo S.p.A.
- Bozena DUDZIK
- C21 - METALLURGY OF IRON
Information Patent Application
SPHEROIDAL GRAPHITE CAST IRON, CAST ARTICLE AND AUTOMOBILE STRUCTUR...
- Publication number 20220243308
- Publication date Aug 4, 2022
- Hitachi Metals, Ltd.
- Lin WANG
- C21 - METALLURGY OF IRON
Information Patent Application
ADDITIVE FOR TREATING MOLTEN IRON TO PRODUCE CAST IRON WITH ZERO CO...
- Publication number 20220243294
- Publication date Aug 4, 2022
- Francisco Alfonso LABRADOR RODRIGUEZ
- C21 - METALLURGY OF IRON
Information Patent Application
SPHEROIDAL GRAPHITE CAST IRON AND METHOD OF PRODUCING SPHEROIDAL GR...
- Publication number 20220213568
- Publication date Jul 7, 2022
- Kabushiki Kaisha Riken
- Tomoyuki TOBITA
- C21 - METALLURGY OF IRON
Information Patent Application
DEVICE AND METHOD FOR CONTINUOUS DESULPHURISATION OF LIQUID HOT METAL
- Publication number 20220170122
- Publication date Jun 2, 2022
- TATA STEEL NEDERLAND TECHNOLOGY BV
- Ali EMAMI
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR PRODUCING DIE-CAST PRODUCT OF SPHERICAL GRAPHITIC CAST I...
- Publication number 20220106652
- Publication date Apr 7, 2022
- I2C CO., LTD.
- Haruki ITOFUJI
- C21 - METALLURGY OF IRON
Information Patent Application
NICKEL MAGNESIUM WIRE INJECTION SYSTEM AND METHOD THEREOF
- Publication number 20210340639
- Publication date Nov 4, 2021
- Deere & Company
- William J. Gammill
- C21 - METALLURGY OF IRON
Information Patent Application
Method and apparatus for the production of cast iron, cast iron pro...
- Publication number 20210214812
- Publication date Jul 15, 2021
- TENOVA S.P.A.
- Francesco Memoli
- B22 - CASTING POWDER METALLURGY
Information Patent Application
CASTING SOLIDIFICATION ANALYSIS METHOD, CASTING METHOD, AND ELECTRO...
- Publication number 20210178464
- Publication date Jun 17, 2021
- I2C Co., Ltd,
- Haruki ITOFUJI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
METHOD FOR PRODUCING A HIGH-STRENGTH STEEL STRIP WITH IMPROVED PROP...
- Publication number 20210147953
- Publication date May 20, 2021
- SALZGITTER FLACHSTAHL GMBH
- PETER PALZER
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR REMOVING PHOSPHORUS FROM PHOSPHORUS-CONTAINING SUBSTANCE
- Publication number 20210071274
- Publication date Mar 11, 2021
- JFE STEEL CORPORATION
- Kenji Nakase
- C21 - METALLURGY OF IRON
Information Patent Application
CAST IRON INOCULANT AND METHOD FOR PRODUCTION OF CAST IRON INOCULANT
- Publication number 20200407811
- Publication date Dec 31, 2020
- ELKEM ASA
- Emmanuelle OTT
- C21 - METALLURGY OF IRON

Refining of pig-iron Cast iron

Industry

Parent Industries

Current Industry

Sub Industries

Patents Grantslast 30 patents

Spheroidal graphite cast iron and method of producing spheroidal gr...

Method for controlling amount of silicon added to ductile cast iron...

Cast iron inoculant and method for production of cast iron inoculant

Spherical graphite cast iron semi-solid casting method and semi-sol...

Cast iron inoculant and method for production of cast iron inoculant

Method for producing die-cast product of spherical graphitic cast i...

Casting solidification analysis method, casting method, and electro...

Cast iron inoculant and method for production of cast iron inoculant

Method of making steel by deeply dephosphorization in hot metal tan...

Method for removing phosphorus from phosphorus-containing substance

Cast iron inoculant and method for production of cast iron inoculant

Cast iron inoculant and method for production of cast iron inoculant

Cast iron inoculant and method for production of cast iron inoculant

Method and apparatus for the production of cast iron, cast iron pro...

Method for recycling used or discarded portable electric batteries

KR desulfurization stirring paddle casting material and preparation...

Method of dechromizing molten iron and method of manufacturing phos...

Method for producing rock wool and recoverable cast iron

Method for producing die-cast product of spheroidal graphite cast i...

Cast iron inoculant and method for production of cast iron inoculant

Method for ironmaking by smelting reduction in stir-generated vortex

Molten steel desulfurization method, molten steel secondary refinin...

Method and apparatus for the production of cast iron, cast iron pro...

Physical property improvement of iron castings using carbon nanomat...

Process for dephosphorization of molten metal during a refining pro...

Ductile iron composition and process of forming a ductile iron comp...

Gray cast iron inoculant

Ductile iron composition and process of forming a ductile iron comp...

Gray cast iron inoculant

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

Patents Applicationslast 30 patents

METHOD FOR OPERATING CONVERTER AND METHOD FOR PRODUCING MOLTEN STEEL

REFINING METHOD OF MOLTEN IRON AND MANUFACTURING METHOD OF MOLTEN S...

CONVERTER STEELMAKING METHOD

MOLTEN IRON REFINING METHOD

PROCESS FOR TREATING MOLTEN IRON

PRODUCTION METHOD FOR NON-ORIENTED SILICON STEEL AND NON-ORIENTED S...

PROCESSES FOR PURIFYING IRON-BEARING MATERIALS

SPHEROIDAL GRAPHITE CAST IRON, CAST ARTICLE AND AUTOMOBILE STRUCTUR...

APPARATUS FOR ELECTROREFINING A FERROUS MOLTEN METAL AND METHOD ASS...

METHOD OF MAKING STEEL BY DEEPLY DEPHOSPHORIZATION IN HOT METAL TAN...

METHOD FOR IRON MAKING BY CONTINUOUS SMELTING REDUCTION

SCROLL COMPRESSOR WITH A COMPRESSION SECTION MADE OF SOLID SOLUTION...

METHOD FOR PRODUCING MOLTEN STEEL

DIRECT CURRENT ELECTRIC ARC FURNACE

PRODUCTION OF MOLDED BODIES FROM A SILICON ALLOY BY WATER JET CUTTI...

METHOD FOR CONTROLLING AMOUNT OF SILICON ADDED TO DUCTILE CAST IRON...

SPHERICAL GRAPHITE CAST IRON SEMI-SOLID CASTING METHOD AND SEMI-SOL...

MOLTEN IRON DEPHOSPHORIZATION METHOD

CAST IRON, IN PARTICULAR FOR COMPONENTS OF DISC BRAKES

SPHEROIDAL GRAPHITE CAST IRON, CAST ARTICLE AND AUTOMOBILE STRUCTUR...

ADDITIVE FOR TREATING MOLTEN IRON TO PRODUCE CAST IRON WITH ZERO CO...

SPHEROIDAL GRAPHITE CAST IRON AND METHOD OF PRODUCING SPHEROIDAL GR...

DEVICE AND METHOD FOR CONTINUOUS DESULPHURISATION OF LIQUID HOT METAL

METHOD FOR PRODUCING DIE-CAST PRODUCT OF SPHERICAL GRAPHITIC CAST I...

NICKEL MAGNESIUM WIRE INJECTION SYSTEM AND METHOD THEREOF

Method and apparatus for the production of cast iron, cast iron pro...

CASTING SOLIDIFICATION ANALYSIS METHOD, CASTING METHOD, AND ELECTRO...

METHOD FOR PRODUCING A HIGH-STRENGTH STEEL STRIP WITH IMPROVED PROP...

METHOD FOR REMOVING PHOSPHORUS FROM PHOSPHORUS-CONTAINING SUBSTANCE

CAST IRON INOCULANT AND METHOD FOR PRODUCTION OF CAST IRON INOCULANT