Removing impurities by adding a treating agent

Industry

CPC
C21C7/04

This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

CCHEMISTRY METALLURGY C21Iron metallurgy C21CPROCESSING OF PIG-IRON C21C7/00Treating molten ferrous alloys

Current Industry

C21C7/04Removing impurities by adding a treating agent

Industries

Patents Grantslast 30 patents

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
Cored wire with particulate material
- Patent number 11,525,168
- Issue date Dec 13, 2022
- P.C. Campana, Inc.
- David L. Campana
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Non-heat treated steel bar
- Patent number 11,111,569
- Issue date Sep 7, 2021
- Nippon Steel Corporation
- Yusuke Miyakoshi
- C21 - METALLURGY OF IRON
Information Patent Grant
Cored wire with particulate material
- Patent number 10,927,425
- Issue date Feb 23, 2021
- P.C. Campana, Inc.
- David L. Campana
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Stainless steel product
- Patent number 10,822,679
- Issue date Nov 3, 2020
- Nippon Steel Corporation
- Hideya Kaminaka
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for refining molten steel in vacuum degassing equipment
- Patent number 10,745,771
- Issue date Aug 18, 2020
- JFE Steel Corporation
- Yusuke Fujii
- C21 - METALLURGY OF IRON
Information Patent Grant
Low-oxygen clean steel and low-oxygen clean steel product
- Patent number 10,526,686
- Issue date Jan 7, 2020
- Nippon Steel Corporation
- Michimasa Aono
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of renovating and afforesting slag mountain with humic acid...
- Patent number 10,493,507
- Issue date Dec 3, 2019
- CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
- Yingyun Qiao
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Production method for maraging steel and production method for mara...
- Patent number 10,316,377
- Issue date Jun 11, 2019
- Hitachi Metals, Ltd.
- Takahiko Kamimura
- C21 - METALLURGY OF IRON
Information Patent Grant
Spring steel and method for producing the same
- Patent number 10,202,665
- Issue date Feb 12, 2019
- Nippon Steel & Sumitomo Metal Corporation
- Masayuki Hashimura
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of producing steel material
- Patent number 10,072,320
- Issue date Sep 11, 2018
- JFE Steel Corporation
- Kohei Furumai
- C21 - METALLURGY OF IRON
Information Patent Grant
Non-oriented electrical steel sheet and hot rolled steel sheet thereof
- Patent number 10,006,109
- Issue date Jun 26, 2018
- JFE Steel Corporation
- Tadashi Nakanishi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Si-killed steel wire rod and spring
- Patent number 9,725,779
- Issue date Aug 8, 2017
- Kobe Steel, Ltd.
- Tomoko Sugimura
- C21 - METALLURGY OF IRON
Information Patent Grant
H-Section steel
- Patent number 9,482,005
- Issue date Nov 1, 2016
- Nippon Steel & Sumitomo Metal Corporation
- Masaki Mizoguchi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of refining molten iron
- Patent number 9,315,875
- Issue date Apr 19, 2016
- JFE Steel Corporation
- Shizuhiko Ikeno
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and device for contacting two immiscible liquids without mix...
- Patent number 9,295,927
- Issue date Mar 29, 2016
- Commissariat a l'Energie Atomique
- Jean-Pierre Feraud
- C21 - METALLURGY OF IRON
Information Patent Grant
Si-killed steel wire rod and spring
- Patent number 9,290,822
- Issue date Mar 22, 2016
- Kobe Steel, Ltd.
- Tomoko Sugimura
- C21 - METALLURGY OF IRON
Information Patent Grant
Mashing process
- Patent number 9,279,165
- Issue date Mar 8, 2016
- Novozymes A/S
- Rikke Monica Festersen
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel sheet
- Patent number 9,051,634
- Issue date Jun 9, 2015
- Nippon Steel & Sumitomo Metal Corporation
- Takashi Morohoshi
- C21 - METALLURGY OF IRON
Information Patent Grant
Additive for treating resulphurized steel
- Patent number 9,023,126
- Issue date May 5, 2015
- Affival
- André Poulalion
- C21 - METALLURGY OF IRON
Information Patent Grant
Mashing process
- Patent number 8,679,791
- Issue date Mar 25, 2014
- Novozymes A/S
- Rikke Monica Festersen
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of producing steel for steel pipe excellent in sour-resistan...
- Patent number 8,262,767
- Issue date Sep 11, 2012
- Sumitomo Metal Industries, Ltd.
- Mitsuhiro Numata
- C21 - METALLURGY OF IRON
Information Patent Grant
Anti-oxidative agent for molten metal, method of preparing and meth...
- Patent number 8,075,663
- Issue date Dec 13, 2011
- Shenzhen Kunqixinhua Technology Co., Ltd.
- Yongnong Yan
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of producing steel for steel pipe excellent in sour-resistan...
- Patent number 7,959,709
- Issue date Jun 14, 2011
- Sumitomo Metal Industries, Ltd.
- Mitsuhiro Numata
- C21 - METALLURGY OF IRON
Information Patent Grant
Removal method of nitrogen in molten steel
- Patent number 7,901,482
- Issue date Mar 8, 2011
- JFE Steel Corporation
- Chikashi Tada
- C21 - METALLURGY OF IRON
Information Patent Grant
Nitrogen removal from molten metal by slags containing titanium oxides
- Patent number 7,655,066
- Issue date Feb 2, 2010
- University of Utah Research Foundation
- Peng Fan
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for manufacturing a low alloy steel excellent in corrosion r...
- Patent number 7,635,406
- Issue date Dec 22, 2009
- Sumitomo Metal Industries, Ltd.
- Mitsuhiro Numata
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing high cleanness steel excellent in fatigue stre...
- Patent number 7,615,099
- Issue date Nov 10, 2009
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Koichi Sakamoto
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing high cleanliness steel excellent in fatigue st...
- Patent number 7,608,130
- Issue date Oct 27, 2009
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Koichi Sakamoto
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of making steel
- Patent number 7,597,741
- Issue date Oct 6, 2009
- Nucor Corporation
- Christopher Manning
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
MOLTEN STEEL DENITRIFICATION METHOD AND STEEL PRODUCTION METHOD
- Publication number 20240247329
- Publication date Jul 25, 2024
- JFE STEEL CORPORATION
- Hidemitsu NEGISHI
- C21 - METALLURGY OF IRON
Information Patent Application
CONVERTER BLOWING CONTROL METHOD AND CONVERTER BLOWING CONTROL SYSTEM
- Publication number 20240035104
- Publication date Feb 1, 2024
- JFE STEEL CORPORATION
- Tomohiro Sugino
- C21 - METALLURGY OF IRON
Information Patent Application
ULTRA-CLEAN RARE EARTH STEEL AND OCCLUDED FOREIGN SUBSTANCE MODIFIC...
- Publication number 20230295780
- Publication date Sep 21, 2023
- INSTITUTE OF METAL RESEARCH CHINESE ACADEMY OF SCIENCES
- Dianzhong LI
- C21 - METALLURGY OF IRON
Information Patent Application
ULTRA-CLEAN RARE EARTH STEEL AND OCCLUDED FOREIGN SUBSTANCE MODIFIC...
- Publication number 20220259707
- Publication date Aug 18, 2022
- INSTITUTE OF METAL RESEARCH CHINESE ACADEMY OF SCIENCES
- Dianzhong LI
- C21 - METALLURGY OF IRON
Information Patent Application
CORED WIRE WITH PARTICULATE MATERIAL
- Publication number 20210123112
- Publication date Apr 29, 2021
- P.C. CAMPANA, INC.
- David L. Campana
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR ELUTING CALCIUM FROM STEELMAKING SLAG, AND METHOD FOR CO...
- Publication number 20200318209
- Publication date Oct 8, 2020
- NISSHIN STEEL CO., LTD.
- Yasushi FUKUI
- C21 - METALLURGY OF IRON
Information Patent Application
BLOCKING MATERIAL AND METHOD FOR MANUFACTURING ALLOY STEEL
- Publication number 20190218632
- Publication date Jul 18, 2019
- POSCO
- Min Ho SONG
- C21 - METALLURGY OF IRON
Information Patent Application
Steel for Machine Structural Use
- Publication number 20190169723
- Publication date Jun 6, 2019
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Masayuki Hashimura
- C21 - METALLURGY OF IRON
Information Patent Application
SYSTEM AND METHOD FOR COMPONENT MAINTENANCE
- Publication number 20140265068
- Publication date Sep 18, 2014
- Paul V. Cooper
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL SHEET
- Publication number 20140241934
- Publication date Aug 28, 2014
- Takashi Morohoshi
- C21 - METALLURGY OF IRON
Information Patent Application
Mashing Process
- Publication number 20140170712
- Publication date Jun 19, 2014
- NOVOZYMES A/S
- Rikke Monica Festersen
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD OF REFINING MOLTEN IRON
- Publication number 20140069235
- Publication date Mar 13, 2014
- JFE STEEL CORPORATION
- Shizuhiko Ikeno
- C21 - METALLURGY OF IRON
Information Patent Application
Process for Producing a High-Cleanliness Steel
- Publication number 20120304820
- Publication date Dec 6, 2012
- SANYO SPECIAL STEEL CO., LTD.
- Ichiro Sato
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD AND DEVICE FOR CONTACTING TWO IMMISCIBLE LIQUIDS WITHOUT MIX...
- Publication number 20120055874
- Publication date Mar 8, 2012
- COMMISSARIAT A L'ENERGIE ATOMIQUE
- Jean-Pierre Feraud
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD OF PRODUCING STEEL FOR STEEL PIPE EXCELLENT IN SOUR-RESISTAN...
- Publication number 20110209581
- Publication date Sep 1, 2011
- Sumitomo Metal Industries, Ltd.
- Mitsuhiro NUMATA
- C21 - METALLURGY OF IRON
Information Patent Application
NOVEL ADDITIVE FOR TREATING RESULPHURIZED STEEL
- Publication number 20110017018
- Publication date Jan 27, 2011
- Affival
- Andre Poulalion
- C21 - METALLURGY OF IRON
Information Patent Application
ANTI-OXIDATIVE AGENT FOR MOLTEN METAL, METHOD OF PREPARING AND METH...
- Publication number 20100180726
- Publication date Jul 22, 2010
- Yongnong YAN
- C21 - METALLURGY OF IRON
Information Patent Application
AUSTENITIC SERIES STAINLESS STEEL AND RELEVANT CASTING METHOD
- Publication number 20100150771
- Publication date Jun 17, 2010
- Chen-Tung Tseng
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD OF PRODUCING STEEL FOR STEEL PIPE EXCELLENT IN SOUR-RESISTAN...
- Publication number 20100071509
- Publication date Mar 25, 2010
- Mitsuhiro Numata
- C21 - METALLURGY OF IRON
Information Patent Application
SI-KILLED STEEL WIRE ROD AND SPRING
- Publication number 20100024923
- Publication date Feb 4, 2010
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Tomoko Sugimura
- C21 - METALLURGY OF IRON
Information Patent Application
Mashing Process
- Publication number 20090269818
- Publication date Oct 29, 2009
- NOVOZYMES A/S
- Rikke Monika Festersen
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Application
Continuously Cast Enameled Steel Sheet Remarkably Excellent in Fish...
- Publication number 20090047168
- Publication date Feb 19, 2009
- Hidekuni Murakami
- C21 - METALLURGY OF IRON
Information Patent Application
Removal Method of Nitrogen in Molten Steel
- Publication number 20090019968
- Publication date Jan 22, 2009
- JFE STEEL CORPORATION
- Chikashi Tada
- C21 - METALLURGY OF IRON
Information Patent Application
Process for Producing a High-Cleanliness Steel
- Publication number 20080257106
- Publication date Oct 23, 2008
- SANYO SPECIAL STEEL CO., LTD.
- Ichiro Sato
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR PRODUCING HIGH CLEANNESS STEEL EXCELLENT IN FATIGUE STRE...
- Publication number 20080202289
- Publication date Aug 28, 2008
- KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD)
- Koichi Sakamoto
- C21 - METALLURGY OF IRON
Information Patent Application
Process for producing a high-cleanliness steel
- Publication number 20080025865
- Publication date Jan 31, 2008
- SANYO SPECIAL STEEL CO., LTD.
- Ichiro Sato
- C21 - METALLURGY OF IRON
Information Patent Application
Cast iron alloy containing boron
- Publication number 20080006349
- Publication date Jan 10, 2008
- Robert Eppich
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD OF MAKING STEEL
- Publication number 20070193412
- Publication date Aug 23, 2007
- Nucor Corporation
- Christopher Manning
- C21 - METALLURGY OF IRON
Information Patent Application
Mashing process
- Publication number 20070148741
- Publication date Jun 28, 2007
- NOVOZYMES A/S
- Rikke Monica Festersen
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Application
Method for manufacturing a low alloy steel excellent in corrosion r...
- Publication number 20070012383
- Publication date Jan 18, 2007
- Mitsuhiro Numata
- C21 - METALLURGY OF IRON

Removing impurities by adding a treating agent

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

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

Cored wire with particulate material

Non-heat treated steel bar

Cored wire with particulate material

Stainless steel product

Method for refining molten steel in vacuum degassing equipment

Low-oxygen clean steel and low-oxygen clean steel product

Method of renovating and afforesting slag mountain with humic acid...

Production method for maraging steel and production method for mara...

Spring steel and method for producing the same

Method of producing steel material

Non-oriented electrical steel sheet and hot rolled steel sheet thereof

Si-killed steel wire rod and spring

H-Section steel

Method of refining molten iron

Method and device for contacting two immiscible liquids without mix...

Si-killed steel wire rod and spring

Mashing process

Steel sheet

Additive for treating resulphurized steel

Mashing process

Method of producing steel for steel pipe excellent in sour-resistan...

Anti-oxidative agent for molten metal, method of preparing and meth...

Method of producing steel for steel pipe excellent in sour-resistan...

Removal method of nitrogen in molten steel

Nitrogen removal from molten metal by slags containing titanium oxides

Method for manufacturing a low alloy steel excellent in corrosion r...

Method for producing high cleanness steel excellent in fatigue stre...

Method for producing high cleanliness steel excellent in fatigue st...

Method of making steel

Patents Applicationslast 30 patents

MOLTEN STEEL DENITRIFICATION METHOD AND STEEL PRODUCTION METHOD

CONVERTER BLOWING CONTROL METHOD AND CONVERTER BLOWING CONTROL SYSTEM

ULTRA-CLEAN RARE EARTH STEEL AND OCCLUDED FOREIGN SUBSTANCE MODIFIC...

ULTRA-CLEAN RARE EARTH STEEL AND OCCLUDED FOREIGN SUBSTANCE MODIFIC...

CORED WIRE WITH PARTICULATE MATERIAL

METHOD FOR ELUTING CALCIUM FROM STEELMAKING SLAG, AND METHOD FOR CO...

BLOCKING MATERIAL AND METHOD FOR MANUFACTURING ALLOY STEEL

Steel for Machine Structural Use

SYSTEM AND METHOD FOR COMPONENT MAINTENANCE

STEEL SHEET

Mashing Process

METHOD OF REFINING MOLTEN IRON

Process for Producing a High-Cleanliness Steel

METHOD AND DEVICE FOR CONTACTING TWO IMMISCIBLE LIQUIDS WITHOUT MIX...

METHOD OF PRODUCING STEEL FOR STEEL PIPE EXCELLENT IN SOUR-RESISTAN...

NOVEL ADDITIVE FOR TREATING RESULPHURIZED STEEL

ANTI-OXIDATIVE AGENT FOR MOLTEN METAL, METHOD OF PREPARING AND METH...

AUSTENITIC SERIES STAINLESS STEEL AND RELEVANT CASTING METHOD

METHOD OF PRODUCING STEEL FOR STEEL PIPE EXCELLENT IN SOUR-RESISTAN...

SI-KILLED STEEL WIRE ROD AND SPRING

Mashing Process

Continuously Cast Enameled Steel Sheet Remarkably Excellent in Fish...

Removal Method of Nitrogen in Molten Steel

Process for Producing a High-Cleanliness Steel

METHOD FOR PRODUCING HIGH CLEANNESS STEEL EXCELLENT IN FATIGUE STRE...

Process for producing a high-cleanliness steel

Cast iron alloy containing boron

METHOD OF MAKING STEEL

Mashing process

Method for manufacturing a low alloy steel excellent in corrosion r...