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CCHEMISTRY METALLURGY C21Iron metallurgy C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHER TREATMENTS C21D2221/00Treating localised areas of an article

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C21D2221/02Edge parts

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Modification of a deep-drawing sheet blank for electric resistance...
- Patent number 11,904,373
- Issue date Feb 20, 2024
- Zapadoceska Univerzita V Plzni
- Bohuslav Masek
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for producing steel plate member
- Patent number 11,898,217
- Issue date Feb 13, 2024
- Toyota Jidosha Kabushiki Kaisha
- Shoji Kawano
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for processing steel plate
- Patent number 11,732,317
- Issue date Aug 22, 2023
- Toyota Jidosha Kabushiki Kaisha
- Tomoaki Ihara
- C21 - METALLURGY OF IRON
Information Patent Grant
Joining method
- Patent number 11,717,915
- Issue date Aug 8, 2023
- Rolls-Royce PLC
- Simon E Bray
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Joining method
- Patent number 11,628,514
- Issue date Apr 18, 2023
- Rolls-Royce PLC
- Andrew R Walpole
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Hot-formed previously welded steel part with very high mechanical r...
- Patent number 11,426,820
- Issue date Aug 30, 2022
- Arcelormittal
- Laurent Cretteur
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of manufacturing welded structure of ferritic heat-resistant...
- Patent number 11,060,156
- Issue date Jul 13, 2021
- Nippon Steel Corporation
- Yasushi Hasegawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Hot-formed previously welded steel part with very high mechanical r...
- Patent number 10,919,117
- Issue date Feb 16, 2021
- Arcelormittal Investigacion y Desarrollo, S.L.
- Laurent Cretteur
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and system for heat treatment of sheet metal
- Patent number 10,864,603
- Issue date Dec 15, 2020
- IKERGUNE A.I.E.
- Paula Sancho Díaz
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Hot-formed previously welded steel part with very high mechanical r...
- Patent number 10,828,729
- Issue date Nov 10, 2020
- Arcelormittal
- Laurent Cretteur
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for manufacturing core plate
- Patent number 10,749,416
- Issue date Aug 18, 2020
- DENSO CORPORATION
- Tetsuya Aoki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Device and method for hot stamping
- Patent number 10,399,135
- Issue date Sep 3, 2019
- Hyundai Motor Company
- Ho Young Kong
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Double row tapered roller bearing, bearing ring, and method for pro...
- Patent number 10,378,076
- Issue date Aug 13, 2019
- NTN Corporation
- Michio Hori
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Rail cooling device
- Patent number 10,100,380
- Issue date Oct 16, 2018
- JFE Steel Corporation
- Ryo Matsuoka
- C21 - METALLURGY OF IRON
Information Patent Grant
Rail cooling method and rail cooling device
- Patent number 9,988,696
- Issue date Jun 5, 2018
- JFE Steel Corporation
- Ryo Matsuoka
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for strengthening steel plate member
- Patent number 9,951,395
- Issue date Apr 24, 2018
- ASTEER CO., LTD.
- Koji Shimotsu
- C21 - METALLURGY OF IRON
Information Patent Grant
Repair article of a gas turbine engine
- Patent number 9,885,240
- Issue date Feb 6, 2018
- United Technologies Corporation
- Edward R. Szela
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Steel for wheel
- Patent number 9,850,560
- Issue date Dec 26, 2017
- Nippon Steel & Sumitomo Metal Corporation
- Yuichiro Yamamoto
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method and apparatus of manufacturing high strength cold rolled ste...
- Patent number 9,828,651
- Issue date Nov 28, 2017
- JFE Steel Corporation
- Yoshimichi Hino
- C21 - METALLURGY OF IRON
Information Patent Grant
High-strength seamless steel pipe for oil well use having excellent...
- Patent number 9,708,681
- Issue date Jul 18, 2017
- JFE Steel Corporation
- Kenichiro Eguchi
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of manufacturing multi physical properties part
- Patent number 9,394,578
- Issue date Jul 19, 2016
- Posco
- Hong-Woo Lee
- C21 - METALLURGY OF IRON
Information Patent Grant
Rolling bearing arrangement with inclined hardness zones
- Patent number 9,303,691
- Issue date Apr 5, 2016
- IMO Holding GmbH
- Hubertus Frank
- C21 - METALLURGY OF IRON
Information Patent Grant
High carbon content and high strength heat-treated steel rail and m...
- Patent number 9,157,131
- Issue date Oct 13, 2015
- PANGANG GROUP CO., LTD.
- Ming Zou
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and device for producing a metal component
- Patent number 8,980,020
- Issue date Mar 17, 2015
- ThyssenKrupp Steel Europe AG
- Sascha Sikora
- C21 - METALLURGY OF IRON
Information Patent Grant
Wheel bearing apparatus for a vehicle
- Patent number 8,794,844
- Issue date Aug 5, 2014
- NTN Corporation
- Kazuo Komori
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Handling machine for handling rails and handling process thereof
- Patent number 8,668,788
- Issue date Mar 11, 2014
- Danieli & C. Officine Meccaniche SpA
- Alfredo Poloni
- C21 - METALLURGY OF IRON
Information Patent Grant
Turbine rotor blade
- Patent number 8,632,313
- Issue date Jan 21, 2014
- Hitachi, Ltd.
- Kunio Asai
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of repairing an article
- Patent number 8,539,659
- Issue date Sep 24, 2013
- United Technologies Corporation
- Edward R. Szela
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Pearlite rail
- Patent number 8,361,246
- Issue date Jan 29, 2013
- Nippon Steel Corporation
- Masaharu Ueda
- C21 - METALLURGY OF IRON
Information Patent Grant
Gear
- Patent number 8,100,027
- Issue date Jan 24, 2012
- NTN Corporation
- Masanori Sato
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING A FORMED COMPONENT FROM A STEEL BLANK, USE OF...
- Publication number 20240084414
- Publication date Mar 14, 2024
- SALZGITTER FLACHSTAHL GMBH
- Peter Palzer
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET HAVING EXCELLENT SURFA...
- Publication number 20240043953
- Publication date Feb 8, 2024
- POSCO Co., Ltd
- Ki-Cheol Kang
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
METHOD FOR MANUFACTURING STEEL SHEET FOR COLD PRESS AND METHOD FOR...
- Publication number 20220049324
- Publication date Feb 17, 2022
- JFE STEEL CORPORATION
- Kinya NAKAGAWA
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR PRODUCING STEEL PLATE MEMBER
- Publication number 20210147956
- Publication date May 20, 2021
- Toyota Jidosha Kabushiki Kaisha
- Shoji KAWANO
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR PROCESSING STEEL PLATE
- Publication number 20200239974
- Publication date Jul 30, 2020
- Toyota Jidosha Kabushiki Kaisha
- Tomoaki IHARA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR PRODUCING A STRIP STEEL KNIFE, AND STRIP STEEL KNIFE FOR...
- Publication number 20200023420
- Publication date Jan 23, 2020
- VOESTALPINE PRECISION STRIP GMBH
- Anton HAAS
- C21 - METALLURGY OF IRON
Information Patent Application
Method of Manufacturing Welded Structure of Ferritic Heat-Resistant...
- Publication number 20190211411
- Publication date Jul 11, 2019
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Yasushi Hasegawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
METHOD FOR THERMALLY TREATING A FLAT STEEL PRODUCT, THERMALLY TREAT...
- Publication number 20190085425
- Publication date Mar 21, 2019
- ThyssenKrupp Steel Europe AG
- Peter OHSE
- C21 - METALLURGY OF IRON
Information Patent Application
RAIL COOLING DEVICE
- Publication number 20180251866
- Publication date Sep 6, 2018
- JFE STEEL CORPORATION
- Ryo Matsuoka
- C21 - METALLURGY OF IRON
Information Patent Application
Hot-Formed Previously Welded Steel Part with very High Mechanical R...
- Publication number 20170341187
- Publication date Nov 30, 2017
- ARCELORMITTAL
- Laurent Cretteur
- B32 - LAYERED PRODUCTS
Information Patent Application
METHOD FOR PRODUCING A COMPONENT BY SUBJECTING A SHEET BAR OF STEEL...
- Publication number 20170333971
- Publication date Nov 23, 2017
- SALZGITTER FLACHSTAHL GMBH
- INGWER DENKS
- C21 - METALLURGY OF IRON
Information Patent Application
Hot-Formed Previously Welded Steel Part with very High Mechanical R...
- Publication number 20170304952
- Publication date Oct 26, 2017
- ARCELORMITTAL
- Laurent Cretteur
- B32 - LAYERED PRODUCTS
Information Patent Application
RAIL COOLING METHOD AND RAIL COOLING DEVICE
- Publication number 20150027599
- Publication date Jan 29, 2015
- JFE STEEL CORPORATION
- Ryo Matsuoka
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH-STRENGTH SEAMLESS STEEL PIPE FOR OIL WELL USE HAVING EXCELLENT...
- Publication number 20140352836
- Publication date Dec 4, 2014
- JFE STEEL CORPORATION
- Kenichiro Eguchi
- C21 - METALLURGY OF IRON
Information Patent Application
ROLLING BEARING ARRANGEMENT WITH INCLINED HARDNESS ZONES
- Publication number 20140348456
- Publication date Nov 27, 2014
- Hubertus Frank
- C21 - METALLURGY OF IRON
Information Patent Application
PRIMARY ULTRAFINE-CRYSTALLINE ALLOY RIBBON AND ITS CUTTING METHOD,...
- Publication number 20140191832
- Publication date Jul 10, 2014
- Hitachi Metals, Ltd.
- Motoki Ohta
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
Bumper
- Publication number 20140070552
- Publication date Mar 13, 2014
- ASTEER CO., LTD.
- Koji Shimotsu
- B60 - VEHICLES IN GENERAL
Information Patent Application
Method for heating a shaped component for a subsequent press harden...
- Publication number 20140045130
- Publication date Feb 13, 2014
- EBNER INDUSTRIEOFENBAU GMBH
- Gerald Eckertsberger
- C21 - METALLURGY OF IRON
Information Patent Application
REPAIR METHOD AND REPAIRED ARTICLE
- Publication number 20130343901
- Publication date Dec 26, 2013
- United Technologies Corporation
- Edward R. Szela
- C21 - METALLURGY OF IRON
Information Patent Application
Method of Manufacturing Multi Physical Properties Part
- Publication number 20130180633
- Publication date Jul 18, 2013
- POSCO
- Hong-Woo Lee
- C21 - METALLURGY OF IRON
Information Patent Application
Martensitic Stainless Steel Produced by a Twin Roll Strip Casting P...
- Publication number 20120237390
- Publication date Sep 20, 2012
- POSCO
- Seong-In Jeong
- C21 - METALLURGY OF IRON
Information Patent Application
Method and Device for Producing a Metal Component
- Publication number 20120186705
- Publication date Jul 26, 2012
- ThyssenKrupp Steel Europe AG
- Sascha Sikora
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
HANDLING MACHINE FOR HANDLING RAILS AND HANDLING PROCESS THEREOF
- Publication number 20110272867
- Publication date Nov 10, 2011
- Alfredo Poloni
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
HIGH CARBON CONTENT AND HIGH STRENGTH HEAT-TREATED STEEL RAIL AND M...
- Publication number 20110253268
- Publication date Oct 20, 2011
- PANGANG GROUP CO., LTD.
- Ming ZOU
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
PEARLITE RAIL
- Publication number 20110226389
- Publication date Sep 22, 2011
- NIPPON STEEL CORPORATION
- Masaharu Ueda
- C21 - METALLURGY OF IRON
Information Patent Application
Wheel Bearing Apparatus For A Vehicle
- Publication number 20110206307
- Publication date Aug 25, 2011
- NTN Corporation
- Kazuo Komori
- B60 - VEHICLES IN GENERAL
Information Patent Application
TURBINE ROTOR BLADE
- Publication number 20100329884
- Publication date Dec 30, 2010
- Hitachi, Ltd.
- Kunio ASAI
- C21 - METALLURGY OF IRON
Information Patent Application
FUNCTIONALLY GRADED POWDER METAL COMPONENTS
- Publication number 20100319650
- Publication date Dec 23, 2010
- Delbert P. Clozza
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Gear
- Publication number 20100300229
- Publication date Dec 2, 2010
- Masanori Sato
- C21 - METALLURGY OF IRON
Information Patent Application
INTERNAL HIGH HARDNESS TYPE PEARLITIC RAIL WITH EXCELLENT WEAR RESI...
- Publication number 20100186857
- Publication date Jul 29, 2010
- JFE STEEL CORPORATION
- Minoru Honjo
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Modification of a deep-drawing sheet blank for electric resistance...

Method for producing steel plate member

Method for processing steel plate

Joining method

Joining method

Hot-formed previously welded steel part with very high mechanical r...

Method of manufacturing welded structure of ferritic heat-resistant...

Hot-formed previously welded steel part with very high mechanical r...

Method and system for heat treatment of sheet metal

Hot-formed previously welded steel part with very high mechanical r...

Method for manufacturing core plate

Device and method for hot stamping

Double row tapered roller bearing, bearing ring, and method for pro...

Rail cooling device

Rail cooling method and rail cooling device

Method for strengthening steel plate member

Repair article of a gas turbine engine

Steel for wheel

Method and apparatus of manufacturing high strength cold rolled ste...

High-strength seamless steel pipe for oil well use having excellent...

Method of manufacturing multi physical properties part

Rolling bearing arrangement with inclined hardness zones

High carbon content and high strength heat-treated steel rail and m...

Method and device for producing a metal component

Wheel bearing apparatus for a vehicle

Handling machine for handling rails and handling process thereof

Turbine rotor blade

Method of repairing an article

Pearlite rail

Gear

Patents Applicationslast 30 patents

METHOD FOR PRODUCING A FORMED COMPONENT FROM A STEEL BLANK, USE OF...

HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET HAVING EXCELLENT SURFA...

METHOD FOR MANUFACTURING STEEL SHEET FOR COLD PRESS AND METHOD FOR...

METHOD FOR PRODUCING STEEL PLATE MEMBER

METHOD FOR PROCESSING STEEL PLATE

METHOD FOR PRODUCING A STRIP STEEL KNIFE, AND STRIP STEEL KNIFE FOR...

Method of Manufacturing Welded Structure of Ferritic Heat-Resistant...

METHOD FOR THERMALLY TREATING A FLAT STEEL PRODUCT, THERMALLY TREAT...

RAIL COOLING DEVICE

Hot-Formed Previously Welded Steel Part with very High Mechanical R...

METHOD FOR PRODUCING A COMPONENT BY SUBJECTING A SHEET BAR OF STEEL...

Hot-Formed Previously Welded Steel Part with very High Mechanical R...

RAIL COOLING METHOD AND RAIL COOLING DEVICE

HIGH-STRENGTH SEAMLESS STEEL PIPE FOR OIL WELL USE HAVING EXCELLENT...

ROLLING BEARING ARRANGEMENT WITH INCLINED HARDNESS ZONES

PRIMARY ULTRAFINE-CRYSTALLINE ALLOY RIBBON AND ITS CUTTING METHOD,...

Bumper

Method for heating a shaped component for a subsequent press harden...

REPAIR METHOD AND REPAIRED ARTICLE

Method of Manufacturing Multi Physical Properties Part

Martensitic Stainless Steel Produced by a Twin Roll Strip Casting P...

Method and Device for Producing a Metal Component

HANDLING MACHINE FOR HANDLING RAILS AND HANDLING PROCESS THEREOF

HIGH CARBON CONTENT AND HIGH STRENGTH HEAT-TREATED STEEL RAIL AND M...

PEARLITE RAIL

Wheel Bearing Apparatus For A Vehicle

TURBINE ROTOR BLADE

FUNCTIONALLY GRADED POWDER METAL COMPONENTS

Gear

INTERNAL HIGH HARDNESS TYPE PEARLITIC RAIL WITH EXCELLENT WEAR RESI...