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Making spheroidal graphite cast-iron
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CPC
C21C1/10
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Parent Industries
C
CHEMISTRY METALLURGY
C21
Iron metallurgy
C21C
PROCESSING OF PIG-IRON
C21C1/00
Refining of pig-iron Cast iron
Current Industry
C21C1/10
Making spheroidal graphite cast-iron
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Patents Grants
last 30 patents
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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
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
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 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
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
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
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
Inoculant with surface particles
Patent number
10,351,920
Issue date
Jul 16, 2019
PERROPEM
Thomas Margaria
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Heat resistant spheroidal graphite cast iron, method of manufacturi...
Patent number
10,294,550
Issue date
May 21, 2019
Doosan Infracore Co., Ltd.
Young-Kyu Ju
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method and device for treating a metal or a molten metal alloy usin...
Patent number
10,023,923
Issue date
Jul 17, 2018
Mourad Toumi
C21 - METALLURGY OF IRON
Information
Patent Grant
Spheroidal graphite cast iron
Patent number
9,822,433
Issue date
Nov 21, 2017
Kabushiki Kaisha Riken
Kazushige Mito
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for fabricating vane using a nodular graphite cast iron
Patent number
9,644,245
Issue date
May 9, 2017
LG Electronics Inc.
Jaebong Park
C21 - METALLURGY OF IRON
Information
Patent Grant
Austenitic cast iron, austenitic-cast-iron cast product and manufac...
Patent number
9,567,657
Issue date
Feb 14, 2017
Kabushiki Kaisha Toyota Jidoshokki
Tomohei Sugiyama
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing spheroidal graphite cast iron and vehicle comp...
Patent number
9,556,498
Issue date
Jan 31, 2017
Akebono Brake Industry Co., Ltd.
Takao Horiya
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of repairing defects in cast iron workpieces, and a method o...
Patent number
9,545,665
Issue date
Jan 17, 2017
Vestas Wind Systems A/S
Hong Wei Zhang
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Process for producing spheroidal-graphite cast iron, and spheroidal...
Patent number
9,512,498
Issue date
Dec 6, 2016
Akebono Brake Industry Co., Ltd.
Tsukasa Baba
C21 - METALLURGY OF IRON
Information
Patent Grant
Method to obtain a high resistance gray iron alloy for combustion e...
Patent number
9,284,617
Issue date
Mar 15, 2016
TEKSID DO BRASIL LTDA.
Otto Luciano Mol de Oliveira
C21 - METALLURGY OF IRON
Information
Patent Grant
Nodular graphite cast iron
Patent number
9,169,526
Issue date
Oct 27, 2015
LG Electronics Inc.
Jaebong Park
C21 - METALLURGY OF IRON
Information
Patent Grant
Inoculation process and device
Patent number
8,920,532
Issue date
Dec 30, 2014
Fundacion Tecnalia Research and Innovation
Luis Cobos Jimenez
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for treating spheroidal graphite iron and pouring device the...
Patent number
8,767,793
Issue date
Jul 1, 2014
Yuxin Wang
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
PROCESS AND SYSTEM FOR THE PRODUCTION OF IRON NUGGETS
Publication number
20240182993
Publication date
Jun 6, 2024
Carbontec Energy Corporation
John Simmons
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
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
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 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
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
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
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
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
Information
Patent Application
CAST IRON INOCULANT AND METHOD FOR PRODUCTION OF CAST IRON INOCULANT
Publication number
20200399726
Publication date
Dec 24, 2020
ELKEM ASA
Emmanuelle OTT
C21 - METALLURGY OF IRON
Information
Patent Application
CAST IRON INOCULANT AND METHOD FOR PRODUCTION OF CAST IRON INOCULANT
Publication number
20200399724
Publication date
Dec 24, 2020
ELKEM ASA
Emmanuelle OTT
C21 - METALLURGY OF IRON
Information
Patent Application
CAST IRON INOCULANT AND METHOD FOR PRODUCTION OF CAST IRON INOCULANT
Publication number
20200399725
Publication date
Dec 24, 2020
ELKEM ASA
Oddvar KNUSTAD
C21 - METALLURGY OF IRON
Information
Patent Application
CAST IRON INOCULANT AND METHOD FOR PRODUCTION OF CAST IRON INOCULANT
Publication number
20200340069
Publication date
Oct 29, 2020
ELKEM ASA
Emmanuelle OTT
C21 - METALLURGY OF IRON
Information
Patent Application
SPHERICAL GRAPHITE CAST IRON SEMI-SOLID CASTING METHOD AND SEMI-SOL...
Publication number
20200283859
Publication date
Sep 10, 2020
Tohoku University
Masayuki ITAMURA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHOD FOR PRODUCING DIE-CAST PRODUCT OF SPHERICAL GRAPHITIC CAST I...
Publication number
20200071780
Publication date
Mar 5, 2020
I2C CO., LTD.
Haruki ITOFUJI
C21 - METALLURGY OF IRON
Information
Patent Application
CAST IRON INOCULANT AND METHOD FOR PRODUCTION OF CAST IRON INOCULANT
Publication number
20190203308
Publication date
Jul 4, 2019
ELKEM ASA
Torbjorn SKALAND
C21 - METALLURGY OF IRON
Information
Patent Application
CAST IRON INOCULANT AND METHOD FOR PRODUCTION OF CAST IRON INOCULANT
Publication number
20190169705
Publication date
Jun 6, 2019
ELKEM ASA
Oddvar KNUSTAD
C21 - METALLURGY OF IRON
Information
Patent Application
Spheroidal Graphite Cast Iron Excellent in Gas Defect Resistance
Publication number
20190055631
Publication date
Feb 21, 2019
Hitachi Metals, Ltd.
Masahide Kawabata
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING DIE-CAST PRODUCT OF SPHEROIDAL GRAPHITE CAST I...
Publication number
20180371561
Publication date
Dec 27, 2018
I2C CO., LTD.
Haruki ITOFUJI
B22 - CASTING POWDER METALLURGY
Information
Patent Application
CONTROL MATERIAL, AND METHOD FOR PRODUCING SAME
Publication number
20180251864
Publication date
Sep 6, 2018
ISHIKAWALITE INDUSTRIES, CO., LTD
Mikio Kaya
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR TREATING MOLTEN CAST IRON
Publication number
20180148805
Publication date
May 31, 2018
Toshiba Kikai Kabushiki Kaisha
Ryousuke FUJIMOTO
C21 - METALLURGY OF IRON
Information
Patent Application
SPHEROIDIZING TREATMENT METHOD FOR MOLTEN METAL OF SPHEROIDAL GRAPH...
Publication number
20160138139
Publication date
May 19, 2016
TOSHIBA KIKAI KABUSHIKI KAISHA
Ryosuke FUJIMOTO
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD AND DEVICE FOR TREATING A METAL OR A MOLTEN METAL ALLOY USIN...
Publication number
20160115561
Publication date
Apr 28, 2016
Mourad Toumi
C21 - METALLURGY OF IRON
Information
Patent Application
PHYSICAL PROPERTY IMPROVEMENT OF IRON CASTINGS USING CARBON NANOMAT...
Publication number
20160083812
Publication date
Mar 24, 2016
Dresser-Rand Company
Kevin Pickrell
C21 - METALLURGY OF IRON
Information
Patent Application
INOCULANT WITH SURFACE PARTICLES
Publication number
20160047008
Publication date
Feb 18, 2016
FERROPEM
Thomas MARGARIA
C21 - METALLURGY OF IRON
Information
Patent Application
INOCULANT ALLOY FOR THICK CAST-IRON PARTS
Publication number
20150284830
Publication date
Oct 8, 2015
FERROPEM
Aurelie Fay
C21 - METALLURGY OF IRON
Information
Patent Application
NODULAR GRAPHITE CAST IRON AND METHOD FOR FABRICATING VANE USING TH...
Publication number
20150144230
Publication date
May 28, 2015
LG ELECTRONICS INC.
Jaebong PARK
C21 - METALLURGY OF IRON