Hardening by cooling below 0 degrees Celsius

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CPC
C21D6/04

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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 C21D6/00Heat treatment of ferrous alloys

Current Industry

C21D6/04Hardening by cooling below 0 degrees Celsius

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Patents Grantslast 30 patents

Information Patent Grant
Method for finishing a workpiece made by additive manufacturing
- Patent number 11,938,542
- Issue date Mar 26, 2024
- Messer SE & Co. KGaA
- Thomas Böckler
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Quench and temper corrosion resistant steel alloy and method for pr...
- Patent number 11,634,803
- Issue date Apr 25, 2023
- CRS HOLDINGS, LLC
- David E. Wert
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Cryogenic workbench, cryogenic laser peening experiment system and...
- Patent number 11,542,572
- Issue date Jan 3, 2023
- JIANGSU UNIVERSITY
- Xiankai Meng
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Duplex stainless steel and manufacturing method thereof
- Patent number 11,512,374
- Issue date Nov 29, 2022
- NIPPON STEEL STAINLESS STEEL CORPORATION
- Shinji Tsuge
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing a shaped component from a medium-manganese fla...
- Patent number 11,214,846
- Issue date Jan 4, 2022
- Salzgitter Flachstahl GmbH
- Peter Palzer
- C21 - METALLURGY OF IRON
Information Patent Grant
Austenitic, low-density, high-strength steel strip or sheet having...
- Patent number 11,078,555
- Issue date Aug 3, 2021
- TATA STEEL NEDERLAND TECHNOLOGY BV
- Shangping Chen
- B32 - LAYERED PRODUCTS
Information Patent Grant
Manufacturing method of mechanical component using martensitic stai...
- Patent number 10,851,433
- Issue date Dec 1, 2020
- NSK Ltd.
- Chikara Matsuzawa
- C21 - METALLURGY OF IRON
Information Patent Grant
Zinc-coated hot formed steel component with tailored property
- Patent number 10,619,223
- Issue date Apr 14, 2020
- GM Global Technology Operations LLC
- Jianfeng Wang
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Manufacturing method of mechanical component using martensitic stai...
- Patent number 10,494,692
- Issue date Dec 3, 2019
- NSK Ltd.
- Chikara Matsuzawa
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for manufacturing a golf club head
- Patent number 10,486,223
- Issue date Nov 26, 2019
- Fusheng Precision Co., Ltd.
- Bao-Bin Li
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Quench and temper corrosion resistant steel alloy
- Patent number 10,458,007
- Issue date Oct 29, 2019
- CRS Holdings, Inc.
- David E. Wert
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of producing a nano-twinned titanium material by casting
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- Issue date Aug 13, 2019
- Sandvik Intellectual Property AB
- Guocai Chai
- C21 - METALLURGY OF IRON
Information Patent Grant
Maraging steel
- Patent number 10,378,072
- Issue date Aug 13, 2019
- Daido Steel Co., Ltd.
- Keita Hinoshita
- C21 - METALLURGY OF IRON
Information Patent Grant
Maraging steel
- Patent number 10,337,079
- Issue date Jul 2, 2019
- Daido Steel Co., Ltd.
- Kenji Sugiyama
- C21 - METALLURGY OF IRON
Information Patent Grant
Maraging steel
- Patent number 10,260,119
- Issue date Apr 16, 2019
- Daido Steel Co., Ltd.
- Kenji Sugiyama
- C21 - METALLURGY OF IRON
Information Patent Grant
Manufacturing method of precision machine tool bearing with high pr...
- Patent number 10,228,022
- Issue date Mar 12, 2019
- Wuhan University of Technology
- Dongsheng Qian
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing components from lightweight steel
- Patent number 10,214,790
- Issue date Feb 26, 2019
- Salzgitter Flachstahl GmbH
- Thomas Evertz
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel strip for cutlery
- Patent number 10,196,718
- Issue date Feb 5, 2019
- Hitachi Metals, Ltd.
- Norihide Fukuzawa
- C21 - METALLURGY OF IRON
Information Patent Grant
Cryogenic treatment of martensitic steel with mixed hardening
- Patent number 10,174,391
- Issue date Jan 8, 2019
- SAFRAN AIRCRAFT ENGINES
- Laurent Ferrer
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of manufacturing a ferrous alloy article using powder metall...
- Patent number 10,094,007
- Issue date Oct 9, 2018
- CRS Holdings Inc.
- David E. Wert
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Steel article having improved contact fatigue resistance and a meth...
- Patent number 10,087,512
- Issue date Oct 2, 2018
- The Timken Company
- John R. Imundo
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for manufacturing martensite-based precipitation strengtheni...
- Patent number 10,000,830
- Issue date Jun 19, 2018
- Hitachi Metals, Ltd.
- Ryutaro Abe
- C21 - METALLURGY OF IRON
Information Patent Grant
Precipitation hardening of tantalum coated metals
- Patent number 9,963,757
- Issue date May 8, 2018
- Dow Global Technologies LLC
- Valentina A. Woodcraft
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for increasing ballistic resistant performance of ultra high...
- Patent number 9,850,552
- Issue date Dec 26, 2017
- INCIDENT CONTROL SYSTEMS
- Stephen A. Monette
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of making ultra-high strength stainless steels
- Patent number 9,562,274
- Issue date Feb 7, 2017
- Carnegie Mellon University
- Warren M. Garrison
- C21 - METALLURGY OF IRON
Information Patent Grant
Aircraft engine shaft comprising a maraging steel having a tensile...
- Patent number 9,506,125
- Issue date Nov 29, 2016
- Daido Steel Co., Ltd.
- Shigeki Ueta
- C21 - METALLURGY OF IRON
Information Patent Grant
Ni-added steel plate and method of manufacturing the same
- Patent number 9,260,771
- Issue date Feb 16, 2016
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Hitoshi Furuya
- C21 - METALLURGY OF IRON
Information Patent Grant
Hardened martensitic steel having a low cobalt content, process for...
- Patent number 9,175,370
- Issue date Nov 3, 2015
- Aubert & Duval
- François Roch
- C21 - METALLURGY OF IRON
Information Patent Grant
Lower-cost, ultra-high-strength, high-toughness steel
- Patent number 9,051,635
- Issue date Jun 9, 2015
- Herng-Jeng Jou
- C21 - METALLURGY OF IRON
Information Patent Grant
Hardened martensitic steel having a low or zero content of cobalt,...
- Patent number 9,045,806
- Issue date Jun 2, 2015
- Aubert & Duval
- Jacques Montagnon
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
MARTENSITIC STAINLESS STEEL FOR HYDROGEN GAS ENVIRONMENT AND MANUFA...
- Publication number 20240279764
- Publication date Aug 22, 2024
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- Nobuyuki TAKAHASHI
- C21 - METALLURGY OF IRON
Information Patent Application
PROCESS FOR OBTAINING A FINE-GRAINED MARTENSITIC STRUCTURE COMPONENT
- Publication number 20240271239
- Publication date Aug 15, 2024
- Danmarks Tekniske Universitet
- Matteo Villa
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
MARTENSITIC STAINLESS STEEL MATERIAL FOR HYDROGEN GAS ENVIRONMENT A...
- Publication number 20240209468
- Publication date Jun 27, 2024
- DAIDO STEEL CO., LTD.
- Nobuyuki TAKAHASHI
- C21 - METALLURGY OF IRON
Information Patent Application
Soft Magnetic Iron Alloy Plate, Method for Manufacturing Soft Magne...
- Publication number 20240194383
- Publication date Jun 13, 2024
- Hitachi, Ltd
- Matahiro KOMURO
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD AND APPARATUS UTILIZING MULTIPLE FORCES TO CREATE INCREASED...
- Publication number 20230392220
- Publication date Dec 7, 2023
- Peter Paulin
- C21 - METALLURGY OF IRON
Information Patent Application
HIGHLY CORROSION-RESISTANT STAINLESS STEEL MEMBER AND METHOD FOR MA...
- Publication number 20230323499
- Publication date Oct 12, 2023
- MINEBEA MITSUMI INC.
- Syota TANEDA
- C21 - METALLURGY OF IRON
Information Patent Application
LOW THERMAL EXPANSION CAST STEEL AND METHOD OF PRODUCING SAME
- Publication number 20230148368
- Publication date May 11, 2023
- SHINHOKOKU MATERIAL CORP.
- Haruyasu OHNO
- C21 - METALLURGY OF IRON
Information Patent Application
HIGHLY ANTICORROSIVE MARTENSITIC STAINLESS STEEL, AND MANUFACTURING...
- Publication number 20230107193
- Publication date Apr 6, 2023
- POSCO
- Byoung-jun Song
- C21 - METALLURGY OF IRON
Information Patent Application
CASE-HARDENED STEEL PART FOR USE IN AERONAUTICS
- Publication number 20220290268
- Publication date Sep 15, 2022
- SAFRAN HELICOPTER ENGINES
- Cyril Roger VERNAULT
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Deep Cryogenic Treatment Chamber for Industrial Applications
- Publication number 20220275989
- Publication date Sep 1, 2022
- Derep Cryogenics International Inc.
- Jack Cahn
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR FINISHING A WORKPIECE MADE BY ADDITIVE MANUFACTURING
- Publication number 20210387260
- Publication date Dec 16, 2021
- MESSER GROUP GMBH
- Thomas Böckler
- B22 - CASTING POWDER METALLURGY
Information Patent Application
CRYOGENIC LASER SHOCK STRENGTHENING METHOD AND APPARATUS BASED ON L...
- Publication number 20210277491
- Publication date Sep 9, 2021
- JIANGSU UNIVERSITY
- Jianzhong ZHOU
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
CRYOGENIC WORKBENCH, CRYOGENIC LASER PEENING EXPERIMENT SYSTEM AND...
- Publication number 20210277496
- Publication date Sep 9, 2021
- JIANGSU UNIVERSITY
- Xiankai MENG
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
DUPLEX STAINLESS STEEL AND MANUFACTURING METHOD THEREOF
- Publication number 20210108297
- Publication date Apr 15, 2021
- NIPPON STEEL STAINLESS STEEL CORPORATION
- Shinji TSUGE
- C21 - METALLURGY OF IRON
Information Patent Application
AN APPARTUS AND A METHOD FOR PROCESSING STAINLESS STEEL AND AN IMPR...
- Publication number 20200140970
- Publication date May 7, 2020
- SHIV NADAR UNIVERSITY
- Harpreet SINGH
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Quench and Temper Corrosion Resistant Steel Alloy and Method for Pr...
- Publication number 20200063247
- Publication date Feb 27, 2020
- CRS HOLDINGS, INC.
- David E. Wert
- B22 - CASTING POWDER METALLURGY
Information Patent Application
MARTENSITICALLY HARDENABLE STEEL AND USE THEREOF, IN PARTICULAR FOR...
- Publication number 20200063231
- Publication date Feb 27, 2020
- HILTI AKTIENGESELLSCHAFT
- Roland SCHNEIDER
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
METHOD FOR PRODUCING A SHAPED COMPONENT FROM A MEDIUM-MANGANESE FLA...
- Publication number 20190203312
- Publication date Jul 4, 2019
- SALZGITTER FLACHSTAHL GMBH
- PETER PALZER
- C21 - METALLURGY OF IRON
Information Patent Application
MANUFACTURING METHOD OF MECHANICAL COMPONENT USING MARTENSITIC STAI...
- Publication number 20190112686
- Publication date Apr 18, 2019
- NSK Ltd.
- Chikara MATSUZAWA
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
METHOD OF TREATING A STEEL
- Publication number 20190112680
- Publication date Apr 18, 2019
- SAFRAN LANDING SYSTEMS
- Valentine DENEUX
- C21 - METALLURGY OF IRON
Information Patent Application
Method Of Manufacturing A Ferrous Alloy Article Using Powder Metall...
- Publication number 20180363105
- Publication date Dec 20, 2018
- CRS HOLDINGS INC.
- David E. Wert
- C21 - METALLURGY OF IRON
Information Patent Application
Steel Article Having Improved Contact Fatigue Resistance
- Publication number 20180355464
- Publication date Dec 13, 2018
- The Timken Company
- John R. Imundo
- B32 - LAYERED PRODUCTS
Information Patent Application
Method for Manufacturing a Golf Club Head
- Publication number 20180104738
- Publication date Apr 19, 2018
- Fusheng Precision Co., Ltd
- Bao-Bin Li
- C21 - METALLURGY OF IRON
Information Patent Application
COLD TREATMENT FOR IMPROVING THE LOAD-BEARING CAPACITY OF METALLIC...
- Publication number 20170321292
- Publication date Nov 9, 2017
- ZF Friedrichshafen AG
- Dirk LEIMANN
- C21 - METALLURGY OF IRON
Information Patent Application
ZINC-COATED HOT FORMED STEEL COMPONENT WITH TAILORED PROPERTY
- Publication number 20170314088
- Publication date Nov 2, 2017
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Jianfeng Wang
- B32 - LAYERED PRODUCTS
Information Patent Application
METHOD FOR MANUFACTURING MARTENSITE-BASED PRECIPITATION STRENGTHENI...
- Publication number 20170275743
- Publication date Sep 28, 2017
- Hitachi Metals, Ltd.
- Ryutaro ABE
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR PROCESSING A METAL COMPONENT
- Publication number 20170130285
- Publication date May 11, 2017
- Caterpillar Inc.
- Daniel J. Sordelet
- C21 - METALLURGY OF IRON
Information Patent Application
MANUFACTURING METHOD OF MECHANICAL COMPONENT USING MARTENSITIC STAI...
- Publication number 20160289785
- Publication date Oct 6, 2016
- NSK Ltd.
- Chikara MATSUZAWA
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR PRODUCING COMPONENTS FROM LIGHTWEIGHT STEEL
- Publication number 20160122839
- Publication date May 5, 2016
- SALZGITTER FLACHSTAHL GMBH
- THOMAS EVERTZ
- C21 - METALLURGY OF IRON
Information Patent Application
Method for Increasing Ballistic Resistant Performance of Ultra High...
- Publication number 20150267274
- Publication date Sep 24, 2015
- Steven A. Monette
- C21 - METALLURGY OF IRON

Hardening by cooling below 0 degrees Celsius

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method for finishing a workpiece made by additive manufacturing

Quench and temper corrosion resistant steel alloy and method for pr...

Cryogenic workbench, cryogenic laser peening experiment system and...

Duplex stainless steel and manufacturing method thereof

Method for producing a shaped component from a medium-manganese fla...

Austenitic, low-density, high-strength steel strip or sheet having...

Manufacturing method of mechanical component using martensitic stai...

Zinc-coated hot formed steel component with tailored property

Manufacturing method of mechanical component using martensitic stai...

Method for manufacturing a golf club head

Quench and temper corrosion resistant steel alloy

Method of producing a nano-twinned titanium material by casting

Maraging steel

Maraging steel

Maraging steel

Manufacturing method of precision machine tool bearing with high pr...

Method for producing components from lightweight steel

Steel strip for cutlery

Cryogenic treatment of martensitic steel with mixed hardening

Method of manufacturing a ferrous alloy article using powder metall...

Steel article having improved contact fatigue resistance and a meth...

Method for manufacturing martensite-based precipitation strengtheni...

Precipitation hardening of tantalum coated metals

Method for increasing ballistic resistant performance of ultra high...

Method of making ultra-high strength stainless steels

Aircraft engine shaft comprising a maraging steel having a tensile...

Ni-added steel plate and method of manufacturing the same

Hardened martensitic steel having a low cobalt content, process for...

Lower-cost, ultra-high-strength, high-toughness steel

Hardened martensitic steel having a low or zero content of cobalt,...

Patents Applicationslast 30 patents

MARTENSITIC STAINLESS STEEL FOR HYDROGEN GAS ENVIRONMENT AND MANUFA...

PROCESS FOR OBTAINING A FINE-GRAINED MARTENSITIC STRUCTURE COMPONENT

MARTENSITIC STAINLESS STEEL MATERIAL FOR HYDROGEN GAS ENVIRONMENT A...

Soft Magnetic Iron Alloy Plate, Method for Manufacturing Soft Magne...

METHOD AND APPARATUS UTILIZING MULTIPLE FORCES TO CREATE INCREASED...

HIGHLY CORROSION-RESISTANT STAINLESS STEEL MEMBER AND METHOD FOR MA...

LOW THERMAL EXPANSION CAST STEEL AND METHOD OF PRODUCING SAME

HIGHLY ANTICORROSIVE MARTENSITIC STAINLESS STEEL, AND MANUFACTURING...

CASE-HARDENED STEEL PART FOR USE IN AERONAUTICS

Deep Cryogenic Treatment Chamber for Industrial Applications

METHOD FOR FINISHING A WORKPIECE MADE BY ADDITIVE MANUFACTURING

CRYOGENIC LASER SHOCK STRENGTHENING METHOD AND APPARATUS BASED ON L...

CRYOGENIC WORKBENCH, CRYOGENIC LASER PEENING EXPERIMENT SYSTEM AND...

DUPLEX STAINLESS STEEL AND MANUFACTURING METHOD THEREOF

AN APPARTUS AND A METHOD FOR PROCESSING STAINLESS STEEL AND AN IMPR...

Quench and Temper Corrosion Resistant Steel Alloy and Method for Pr...

MARTENSITICALLY HARDENABLE STEEL AND USE THEREOF, IN PARTICULAR FOR...

METHOD FOR PRODUCING A SHAPED COMPONENT FROM A MEDIUM-MANGANESE FLA...

MANUFACTURING METHOD OF MECHANICAL COMPONENT USING MARTENSITIC STAI...

METHOD OF TREATING A STEEL

Method Of Manufacturing A Ferrous Alloy Article Using Powder Metall...

Steel Article Having Improved Contact Fatigue Resistance

Method for Manufacturing a Golf Club Head

COLD TREATMENT FOR IMPROVING THE LOAD-BEARING CAPACITY OF METALLIC...

ZINC-COATED HOT FORMED STEEL COMPONENT WITH TAILORED PROPERTY

METHOD FOR MANUFACTURING MARTENSITE-BASED PRECIPITATION STRENGTHENI...

METHOD FOR PROCESSING A METAL COMPONENT

MANUFACTURING METHOD OF MECHANICAL COMPONENT USING MARTENSITIC STAI...

METHOD FOR PRODUCING COMPONENTS FROM LIGHTWEIGHT STEEL

Method for Increasing Ballistic Resistant Performance of Ultra High...