Manufacture of stainless steel

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CPC
C21C5/005

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CCHEMISTRY METALLURGY C21Iron metallurgy C21CPROCESSING OF PIG-IRON C21C5/00Manufacture of carbon-steel

Current Industry

C21C5/005Manufacture of stainless steel

Industries

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Patents Grantslast 30 patents

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
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
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
High performance alloy for corrosion resistance
- Patent number 11,794,228
- Issue date Oct 24, 2023
- Saudi Arabian Oil Company
- Oladele Owoeye
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Ferritic-austenitic duplex stainless steel sheet
- Patent number 11,142,814
- Issue date Oct 12, 2021
- JFE Steel Corporation
- Akito Mizutani
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for manufacturing duplex stainless steel sheet having reduce...
- Patent number 9,869,002
- Issue date Jan 16, 2018
- Posco
- Sung Jin Park
- C21 - METALLURGY OF IRON
Information Patent Grant
Metal recovery method
- Patent number 9,663,838
- Issue date May 30, 2017
- Nisshin Steel Co., Ltd.
- Takahiro Yoshino
- C21 - METALLURGY OF IRON
Information Patent Grant
Heat exchanger
- Patent number 9,581,398
- Issue date Feb 28, 2017
- Keihin Thermal Technology Corporation
- Youhei Ikawa
- C21 - METALLURGY OF IRON
Information Patent Grant
Advanced technology for iron-chrome alloys production and related p...
- Patent number 9,347,108
- Issue date May 24, 2016
- Paolo Appolonia
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and device for producing pig-iron based stainless steel with...
- Patent number 8,765,051
- Issue date Jul 1, 2014
- SMS Siemag Aktiengesellschaft
- Johann Reichel
- C21 - METALLURGY OF IRON
Information Patent Grant
Ferritic stainless steel casting and sheet and method for producing...
- Patent number 8,628,631
- Issue date Jan 14, 2014
- Nippon Steel & Sumikin Stainless Steel Corporation
- Akihiko Takahashi
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and device for producing pig-iron based stainless steel with...
- Patent number 8,430,945
- Issue date Apr 30, 2013
- SMS Siemag Aktiengesellschaft
- Johann Reichel
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and device for producing stainless steel without using a sup...
- Patent number 8,425,831
- Issue date Apr 23, 2013
- SMS Siemag Aktiengesellschaft
- Johann Reichel
- C21 - METALLURGY OF IRON
Information Patent Grant
Ferritic stainless steel casting and sheet and method for producing...
- Patent number 8,293,038
- Issue date Oct 23, 2012
- Nippon Steel & Sumikin Stainless Steel Corporation
- Akihiko Takahashi
- C21 - METALLURGY OF IRON
Information Patent Grant
Refining ferroalloys
- Patent number 8,142,543
- Issue date Mar 27, 2012
- The BOC Group plc
- Andrew Miller Cameron
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for producing stainless steel using direct reduction furnac...
- Patent number 8,133,296
- Issue date Mar 13, 2012
- SMS Siemag Aktiengesellschaft
- Johann Reichel
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and device for producing stainless steel without using a sup...
- Patent number 8,048,196
- Issue date Nov 1, 2011
- SMS Siemag Aktiengesellschaft
- Johann Reichel
- C21 - METALLURGY OF IRON
Information Patent Grant
Production of stainless steel of AISI 4xx grade ferritic steel in a...
- Patent number 7,819,940
- Issue date Oct 26, 2010
- SMS Siemag Aktiengesellschaft
- Johann Reichel
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for reducing Cr in metallurgical slags containing Cr
- Patent number 7,641,713
- Issue date Jan 5, 2010
- Holcim Technology Ltd.
- Markus Tschudin
- C21 - METALLURGY OF IRON
Information Patent Grant
Refining method and refining apparatus for chromium-contained molte...
- Patent number 7,497,987
- Issue date Mar 3, 2009
- Nippon Steel Corporation
- Kosuke Yamashita
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of manufacturing austenitic stainless steel having less susc...
- Patent number 7,250,071
- Issue date Jul 31, 2007
- Nisshin Steel Co., Ltd.
- Junichi Katsuki
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of producing stainless steel by re-using waste material of s...
- Patent number 7,175,691
- Issue date Feb 13, 2007
- Kobe Steel, Ltd.
- Hiroshi Sugitatsu
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing stainless steels, in particular high-grade ste...
- Patent number 7,094,271
- Issue date Aug 22, 2006
- SMS Demag AG
- Karl Reiner Götzinger
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for decarbonization refining of chromium-containing molten s...
- Patent number 6,830,606
- Issue date Dec 14, 2004
- Nippon Steel Corporation
- Ryuji Nakao
- C21 - METALLURGY OF IRON
Information Patent Grant
System for producing steel
- Patent number 6,818,175
- Issue date Nov 16, 2004
- SMS Demag AG
- Klaus-Jürgen Kühne
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for controlling and adjusting the concentration of a gas com...
- Patent number 6,790,254
- Issue date Sep 14, 2004
- VSG Energie - und Schmiedetechnik GmbH
- Heinrich Feichtinger
- C21 - METALLURGY OF IRON
Information Patent Grant
Austenitic stainless steel less susceptible to cracking during form...
- Patent number 6,780,258
- Issue date Aug 24, 2004
- Nisshin Steel Co., Ltd.
- Junichi Katsuki
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for the treating stainless steel refining slag
- Patent number 6,732,547
- Issue date May 11, 2004
- JFE Steel Corporation
- Hisahiro Matsunaga
- C21 - METALLURGY OF IRON
Information Patent Grant
Metallurgical product
- Patent number 6,689,189
- Issue date Feb 10, 2004
- Uddeholm Technology Aktiebolag
- Mårten Görnerup
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for recovering metallic chromium from slag containing chromi...
- Patent number 6,679,931
- Issue date Jan 20, 2004
- SMS Demag AG
- Karl Götzinger
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
Method for Manufacturing a Low-Carbon Nitrogen-Containing Austeniti...
- Publication number 20240035110
- Publication date Feb 1, 2024
- DAYE SPECIAL STEEL CO., LTD.
- Xiaoliang DONG
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH PERFORMANCE ALLOY FOR CORROSION RESISTANCE
- Publication number 20230339006
- Publication date Oct 26, 2023
- Saudi Arabian Oil Company
- Oladele Owoeye
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Method for Preparing Stainless Steel Seamless Tube with Ultra-High...
- Publication number 20230304118
- Publication date Sep 28, 2023
- Jiangsu Wujin Stainless Steel Pipe Group Co., Ltd.
- Hong Gao
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH PERFORMANCE ALLOY FOR CORROSION RESISTANCE
- Publication number 20220297172
- Publication date Sep 22, 2022
- Saudi Arabian Oil Company
- Oladele Owoeye
- C21 - METALLURGY OF IRON
Information Patent Application
TI- AND NB-ADDED FERRITIC STAINLESS STEEL EXCELLENT IN LOW-TEMPERAT...
- Publication number 20210310105
- Publication date Oct 7, 2021
- POSCO
- Jong Chul Kim
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD OF MAKING STAINLESS STEEL
- Publication number 20200291497
- Publication date Sep 17, 2020
- CHAMP TECH OPTICAL (FOSHAN) CORPORATION
- DUNG-CHANG YEH
- C21 - METALLURGY OF IRON
Information Patent Application
FERRITIC-AUSTENITIC DUPLEX STAINLESS STEEL SHEET
- Publication number 20190390310
- Publication date Dec 26, 2019
- JFE STEEL CORPORATION
- Akito Mizutani
- C21 - METALLURGY OF IRON
Information Patent Application
MARTENSITIC STAINLESS STEEL, METHOD FOR THE PRODUCTION OF A SEMI-FI...
- Publication number 20180127858
- Publication date May 10, 2018
- APERAM
- Francis Chassagne
- C21 - METALLURGY OF IRON
Information Patent Application
ARGON OXYGEN DECARBURIZATION REFINING METHOD FOR MOLTEN AUSTENITIC...
- Publication number 20170175212
- Publication date Jun 22, 2017
- POSCO
- Sung Jin PARK
- C21 - METALLURGY OF IRON
Information Patent Application
BRIQUETTE FOR PRODUCING A FOAMED SLAG EFFECT IN EAF TECHNOLOGY IN S...
- Publication number 20140352496
- Publication date Dec 4, 2014
- Johann Reichel
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR IMPROVING THE REDUCTION DEGREE IN THE SMELTING OF FERROA...
- Publication number 20140116202
- Publication date May 1, 2014
- Outokumpu Oyj
- Tuomo Mäkelä
- C21 - METALLURGY OF IRON
Information Patent Application
Method for Manufacturing an Austenitic Stainless Steel from a Nicke...
- Publication number 20140000834
- Publication date Jan 2, 2014
- Wen-Chien Hsu
- C21 - METALLURGY OF IRON
Information Patent Application
FERRITIC STAINLESS STEEL, WITH HIGH AND STABLE GRAIN REFINING POTEN...
- Publication number 20130121870
- Publication date May 16, 2013
- Keiji Nakajima
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD AND DEVICE FOR PRODUCING PIG-IRON BASED STAINLESS STEEL WITH...
- Publication number 20120175828
- Publication date Jul 12, 2012
- SMS Siemag Aktiengesellschaft
- Johann REICHEL
- C21 - METALLURGY OF IRON
Information Patent Application
ADVANCED TECHNOLOGY FOR IRON-CHROME ALLOYS PRODUCTION AND RELATED P...
- Publication number 20120138253
- Publication date Jun 7, 2012
- Paolo Appolonia
- C21 - METALLURGY OF IRON
Information Patent Application
Method of Making a High Strength, High Toughness, Fatigue Resistant...
- Publication number 20120055288
- Publication date Mar 8, 2012
- Robert Wayne Krieble
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD AND DEVICE FOR PRODUCING STAINLESS STEEL WITHOUT USING A SUP...
- Publication number 20110227263
- Publication date Sep 22, 2011
- SMS Siemag Aktiengesellschaft
- Johann REICHEL
- C21 - METALLURGY OF IRON
Information Patent Application
Ferritic stainless steel casting and sheet and method for producing...
- Publication number 20110186184
- Publication date Aug 4, 2011
- Nippon Steel & Sumikin Stainless Steel Corporation
- Akihiko Takahashi
- C21 - METALLURGY OF IRON
Information Patent Application
PROCESS FOR PRODUCING STAINLESS STEEL USING DIRECT REDUCTION FURNAC...
- Publication number 20100288078
- Publication date Nov 18, 2010
- Johann Reichel
- C21 - METALLURGY OF IRON
Information Patent Application
PROCESS FOR MANUFACTURING STAINLESS STEEL CONTAINING FINE CARBONITR...
- Publication number 20100278684
- Publication date Nov 4, 2010
- ARCELORMITTAL-STAINLESS FRANCE
- Jean-Michel Damasse
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD AND DEVICE FOR PRODUCING STAINLESS STEEL WITHOUT USING A SUP...
- Publication number 20100024600
- Publication date Feb 4, 2010
- Johann Reichel
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD AND DEVICE FOR PRODUCING PIG-IRON BASED STAINLESS STEEL WITH...
- Publication number 20100011909
- Publication date Jan 21, 2010
- Johann Reichel
- C21 - METALLURGY OF IRON
Information Patent Application
Method of Making a High Strength, High Toughness, Fatigue Resistant...
- Publication number 20090283182
- Publication date Nov 19, 2009
- Robert Wayne Krieble
- C21 - METALLURGY OF IRON
Information Patent Application
Duplex Stainless Steel
- Publication number 20090098007
- Publication date Apr 16, 2009
- Shinji Tsuge
- C21 - METALLURGY OF IRON
Information Patent Application
Production of Stainless Steel of AISI 4XX Grade Ferritic Steel in a...
- Publication number 20090031860
- Publication date Feb 5, 2009
- Johann Reichel
- C21 - METALLURGY OF IRON
Information Patent Application
Ferritic stainless steel casting and sheet and method for producing...
- Publication number 20080142123
- Publication date Jun 19, 2008
- NIPPON STEEL CORPORATION
- Akihiko Takahashi
- C21 - METALLURGY OF IRON
Information Patent Application
Method for Reducing Cr in Metallurgical Slags Containing Cr
- Publication number 20070227307
- Publication date Oct 4, 2007
- Holcim Ltd.
- Markus Tschudin
- C21 - METALLURGY OF IRON
Information Patent Application
Refining method and refining apparatus for chromium-contained molte...
- Publication number 20070152386
- Publication date Jul 5, 2007
- NIPPON STEEL CORPORATION
- Kosuke Yamashita
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD OF PRODUCING STAINLESS STEEL BY RE-USING WASTE MATERIAL OF S...
- Publication number 20070079667
- Publication date Apr 12, 2007
- KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD)
- Hiroshi SUGITATSU
- C21 - METALLURGY OF IRON
Information Patent Application
Method of producing stainless steel by re-using waste material of s...
- Publication number 20060278042
- Publication date Dec 14, 2006
- Kabushiki Kaisha Kobe Seiko Sho ( Kobe Steel, Ltd)
- Hiroshi Sugitatsu
- C21 - METALLURGY OF IRON

Manufacture of stainless steel

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

High performance alloy for corrosion resistance

Method for producing chromium-containing molten iron

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

High performance alloy for corrosion resistance

Ferritic-austenitic duplex stainless steel sheet

Method for manufacturing duplex stainless steel sheet having reduce...

Metal recovery method

Heat exchanger

Advanced technology for iron-chrome alloys production and related p...

Method and device for producing pig-iron based stainless steel with...

Ferritic stainless steel casting and sheet and method for producing...

Method and device for producing pig-iron based stainless steel with...

Method and device for producing stainless steel without using a sup...

Ferritic stainless steel casting and sheet and method for producing...

Refining ferroalloys

Process for producing stainless steel using direct reduction furnac...

Method and device for producing stainless steel without using a sup...

Production of stainless steel of AISI 4xx grade ferritic steel in a...

Method for reducing Cr in metallurgical slags containing Cr

Refining method and refining apparatus for chromium-contained molte...

Method of manufacturing austenitic stainless steel having less susc...

Method of producing stainless steel by re-using waste material of s...

Method for producing stainless steels, in particular high-grade ste...

Method for decarbonization refining of chromium-containing molten s...

System for producing steel

Method for controlling and adjusting the concentration of a gas com...

Austenitic stainless steel less susceptible to cracking during form...

Method for the treating stainless steel refining slag

Metallurgical product

Method for recovering metallic chromium from slag containing chromi...

Patents Applicationslast 30 patents

Method for Manufacturing a Low-Carbon Nitrogen-Containing Austeniti...

HIGH PERFORMANCE ALLOY FOR CORROSION RESISTANCE

Method for Preparing Stainless Steel Seamless Tube with Ultra-High...

HIGH PERFORMANCE ALLOY FOR CORROSION RESISTANCE

TI- AND NB-ADDED FERRITIC STAINLESS STEEL EXCELLENT IN LOW-TEMPERAT...

METHOD OF MAKING STAINLESS STEEL

FERRITIC-AUSTENITIC DUPLEX STAINLESS STEEL SHEET

MARTENSITIC STAINLESS STEEL, METHOD FOR THE PRODUCTION OF A SEMI-FI...

ARGON OXYGEN DECARBURIZATION REFINING METHOD FOR MOLTEN AUSTENITIC...

BRIQUETTE FOR PRODUCING A FOAMED SLAG EFFECT IN EAF TECHNOLOGY IN S...

METHOD FOR IMPROVING THE REDUCTION DEGREE IN THE SMELTING OF FERROA...

Method for Manufacturing an Austenitic Stainless Steel from a Nicke...

FERRITIC STAINLESS STEEL, WITH HIGH AND STABLE GRAIN REFINING POTEN...

METHOD AND DEVICE FOR PRODUCING PIG-IRON BASED STAINLESS STEEL WITH...

ADVANCED TECHNOLOGY FOR IRON-CHROME ALLOYS PRODUCTION AND RELATED P...

Method of Making a High Strength, High Toughness, Fatigue Resistant...

METHOD AND DEVICE FOR PRODUCING STAINLESS STEEL WITHOUT USING A SUP...

Ferritic stainless steel casting and sheet and method for producing...

PROCESS FOR PRODUCING STAINLESS STEEL USING DIRECT REDUCTION FURNAC...

PROCESS FOR MANUFACTURING STAINLESS STEEL CONTAINING FINE CARBONITR...

METHOD AND DEVICE FOR PRODUCING STAINLESS STEEL WITHOUT USING A SUP...

METHOD AND DEVICE FOR PRODUCING PIG-IRON BASED STAINLESS STEEL WITH...

Method of Making a High Strength, High Toughness, Fatigue Resistant...

Duplex Stainless Steel

Production of Stainless Steel of AISI 4XX Grade Ferritic Steel in a...

Ferritic stainless steel casting and sheet and method for producing...

Method for Reducing Cr in Metallurgical Slags Containing Cr

Refining method and refining apparatus for chromium-contained molte...

METHOD OF PRODUCING STAINLESS STEEL BY RE-USING WASTE MATERIAL OF S...

Method of producing stainless steel by re-using waste material of s...