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C21D1/10
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C
CHEMISTRY METALLURGY
C21
Iron metallurgy
C21D
MODIFYING 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
C21D1/00
General methods or devices for heat treatments
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C21D1/10
by electric induction
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Patents Grants
last 30 patents
Information
Patent Grant
Ball screw, method for manufacturing ball screw, power steering dev...
Patent number
12,060,926
Issue date
Aug 13, 2024
Hitachi Astemo, Ltd.
Matahiro Komuro
C21 - METALLURGY OF IRON
Information
Patent Grant
Large scale metal forming
Patent number
12,028,956
Issue date
Jul 2, 2024
Illinois Tool Works Inc.
Jerald Edward Jones
C21 - METALLURGY OF IRON
Information
Patent Grant
Track pad with uniform hardened region
Patent number
11,807,318
Issue date
Nov 7, 2023
Caterpillar Inc.
Benjamin Jones
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing a rolling bearing ring having an improved robu...
Patent number
11,624,403
Issue date
Apr 11, 2023
Schaeffler Technologies AG & Co. KG
Lothar Hofmann
C21 - METALLURGY OF IRON
Information
Patent Grant
Methods of manufacturing hypoid gears
Patent number
11,555,225
Issue date
Jan 17, 2023
Ford Global Technologies, LLC
David Powers
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Quenching nozzle for induction hardening system
Patent number
11,512,358
Issue date
Nov 29, 2022
Aktiebolaget SKF
Roland Schiesser
C21 - METALLURGY OF IRON
Information
Patent Grant
Additive manufacturing methods using aluminum-rare earth alloys and...
Patent number
11,491,546
Issue date
Nov 8, 2022
UT-Battelle, LLC
Alex J. Plotkowski
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Heating coil
Patent number
11,425,799
Issue date
Aug 23, 2022
Honda Motor Co., Ltd.
Masayuki Orihara
C21 - METALLURGY OF IRON
Information
Patent Grant
All-steel fitting
Patent number
11,414,792
Issue date
Aug 16, 2022
Groz-Beckert KG
Johannes Bruske
C21 - METALLURGY OF IRON
Information
Patent Grant
Heat-processing device and heat-processing method
Patent number
11,408,043
Issue date
Aug 9, 2022
NTN Corporation
Yasutoshi Ito
C21 - METALLURGY OF IRON
Information
Patent Grant
Shaft part
Patent number
11,345,982
Issue date
May 31, 2022
Nippon Steel Corporation
Tatsuya Iwasaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Heating apparatus and heating method
Patent number
11,291,086
Issue date
Mar 29, 2022
Neturen Co., Ltd.
Hidehiro Yasutake
C21 - METALLURGY OF IRON
Information
Patent Grant
Heat treatment equipment and heat treatment method
Patent number
11,286,535
Issue date
Mar 29, 2022
NTN Corporation
Tsuneaki Hiraoka
C21 - METALLURGY OF IRON
Information
Patent Grant
Heating apparatus and heating method
Patent number
11,291,087
Issue date
Mar 29, 2022
Neturen Co., Ltd.
Hidehiro Yasutake
C21 - METALLURGY OF IRON
Information
Patent Grant
Bearing bushing for track, and method for producing the same
Patent number
11,162,152
Issue date
Nov 2, 2021
Komatsu Ltd.
Yusuke Kondo
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Process of manufacturing of segments for carbon thrust bearing
Patent number
11,065,672
Issue date
Jul 20, 2021
Atulkumar Raghavjibhai Saradva
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method of heat treating a fastening member
Patent number
11,028,457
Issue date
Jun 8, 2021
Caterpillar Inc.
Tianjun Liu
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing at least one component for a hydraulic displac...
Patent number
10,988,837
Issue date
Apr 27, 2021
Liebherr Machines Bulle SA
Jose Bapst
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Apparatus for microtreatment of iron-based alloy
Patent number
10,961,598
Issue date
Mar 30, 2021
Gary M. Cola
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Heating coil, heat treatment apparatus, and heat treatment method f...
Patent number
10,959,297
Issue date
Mar 23, 2021
Neturen Co., Ltd.
Yoshimasa Tanaka
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Propeller blades
Patent number
10,907,485
Issue date
Feb 2, 2021
RATIER-FIGEAC SAS
Christian Fages
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel component, gear component, and producing method for steel com...
Patent number
10,889,870
Issue date
Jan 12, 2021
Aisin AW Co., Ltd.
Koji Obayashi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Induction heating stand assembly
Patent number
10,863,591
Issue date
Dec 8, 2020
Illinois Tool Works Inc.
Tiffany Anne Carter
C21 - METALLURGY OF IRON
Information
Patent Grant
Rolling apparatus
Patent number
RE48336
Issue date
Dec 1, 2020
NSK Ltd.
Koji Ueda
Information
Patent Grant
Heat treatment method of rod-shape workpiece
Patent number
10,844,447
Issue date
Nov 24, 2020
NTN Corporation
Tsuneaki Hiraoka
C21 - METALLURGY OF IRON
Information
Patent Grant
Adjustable spacer with hardened ends
Patent number
10,808,754
Issue date
Oct 20, 2020
Temper Corporation
John E. Rode
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Steel for induction hardening
Patent number
10,793,937
Issue date
Oct 6, 2020
Nippon Steel Corporation
Toshiharu Aiso
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Additive manufacturing methods using aluminum-rare earth alloys and...
Patent number
10,760,148
Issue date
Sep 1, 2020
UT-Battelle, LLC
Alex J. Plotkowski
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method for producing bearing ring, double row tapered roller bearin...
Patent number
10,718,377
Issue date
Jul 21, 2020
NTN Corporation
Michio Hori
C21 - METALLURGY OF IRON
Information
Patent Grant
Friction apparatus
Patent number
10,662,588
Issue date
May 26, 2020
KOREA RAILROAD RESEARCH INSTITUTE
Yong Hyeon Cho
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
MECHANICAL STRUCTURAL MEMBER AND PRODUCTION METHOD FOR SAME
Publication number
20240327943
Publication date
Oct 3, 2024
NSK STEERING & CONTROL, INC.
Takeshi SAITO
C21 - METALLURGY OF IRON
Information
Patent Application
ULTRA-DEEP INDUCTION HARDENING FOR TRACK PADS
Publication number
20240301523
Publication date
Sep 12, 2024
Caterpillar Inc.
Scott Howard Magner
C21 - METALLURGY OF IRON
Information
Patent Application
Hot-Formed Steel Part and Manufacturing Method
Publication number
20240254610
Publication date
Aug 1, 2024
Ascometal France Holding SAS
Thomas Sourmail
C21 - METALLURGY OF IRON
Information
Patent Application
HEAT TREATMENT METHOD OF BEARING RING
Publication number
20240141449
Publication date
May 2, 2024
Aktiebolaget SKF
Yunfeng SONG
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD OF INDUCTION-HARDENING A ROLLING-ELEMENT BEARING RING
Publication number
20230220505
Publication date
Jul 13, 2023
AKTIEBOLAGET SKF
Klaus Pedrotti
C21 - METALLURGY OF IRON
Information
Patent Application
Method for Inductive Surface Layer Hardening
Publication number
20230080412
Publication date
Mar 16, 2023
SMS ELOTHERM GMBH
Stefan Dappen
C21 - METALLURGY OF IRON
Information
Patent Application
Method for Inductive Surface Layer Hardening
Publication number
20230082585
Publication date
Mar 16, 2023
SMS ELOTHERM GMBH
Stefan Dappen
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD AND DEVICE FOR INDUCTION HARDENING
Publication number
20220186332
Publication date
Jun 16, 2022
Liebherr-Components Bibearch GmbH
Heiko SCHWIBODE
C21 - METALLURGY OF IRON
Information
Patent Application
TRACK PAD WITH UNIFORM HARDENED REGION
Publication number
20220135156
Publication date
May 5, 2022
Caterpillar Inc.
Benjamin JONES
C21 - METALLURGY OF IRON
Information
Patent Application
BALL SCREW, METHOD FOR MANUFACTURING BALL SCREW, POWER STEERING DEV...
Publication number
20220128135
Publication date
Apr 28, 2022
Hitachi Astemo, Ltd.
Matahiro KOMURO
C21 - METALLURGY OF IRON
Information
Patent Application
MICROTREATMENT OF IRON-BASED ALLOY, APPARATUS AND METHOD THEREFOR A...
Publication number
20210285067
Publication date
Sep 16, 2021
Gary M. Cola
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
SHAFT PART
Publication number
20210285078
Publication date
Sep 16, 2021
NIPPON STEEL & SUMITOMO METAL CORPORATION
Tatsuya IWASAKI
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
ADJUSTABLE SPACER WITH HARDENED ENDS
Publication number
20210033144
Publication date
Feb 4, 2021
Temper Corporation
John E. RODE
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
ADDITIVE MANUFACTURING METHODS USING ALUMINUM-RARE EARTH ALLOYS AND...
Publication number
20200340082
Publication date
Oct 29, 2020
UT-Battelle, LLC
Alex J. Plotkowski
B22 - CASTING POWDER METALLURGY
Information
Patent Application
QUENCHING NOZZLE FOR INDUCTION HARDENING SYSTEM
Publication number
20200308663
Publication date
Oct 1, 2020
Aktiebolaget SKF
Roland Schiesser
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING A ROLLING BEARING RING HAVING AN IMPROVED ROBU...
Publication number
20200300303
Publication date
Sep 24, 2020
SCHAEFFLER TECHNOLOGIES AG & CO. KG
Lothar HOFMANN
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
ADJUSTABLE SPACER WITH HARDENED ENDS
Publication number
20200263732
Publication date
Aug 20, 2020
Temper Corporation
John E. RODE
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
METHOD FOR HEAT TREATING WITH A GRADUAL TEMPERATURE PROFILE
Publication number
20200199704
Publication date
Jun 25, 2020
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Huaxin Li
C21 - METALLURGY OF IRON
Information
Patent Application
INDUCTION-HARDENING SYSTEM FOR INDUCTION HARDENING OF A LARGE ROLLI...
Publication number
20190352729
Publication date
Nov 21, 2019
Aktiebolaget SKF
Klaus Pedrotti
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
ADJUSTABLE SPACER WITH HARDENED ENDS
Publication number
20190338806
Publication date
Nov 7, 2019
Temper Corporation
John E. RODE
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR HEAT TREATING A CRANKSHAFT FOR A VEHICLE PROPULSION SYSTEM
Publication number
20190330709
Publication date
Oct 31, 2019
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Jianghuai Yang
C21 - METALLURGY OF IRON
Information
Patent Application
BEARING BUSHING FOR TRACK, AND METHOD FOR PRODUCING THE SAME
Publication number
20190316220
Publication date
Oct 17, 2019
Komatsu Ltd.
Yusuke KONDO
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
AXLE FOR RAIL VEHICLES
Publication number
20190309382
Publication date
Oct 10, 2019
BONATRANS GROUP a.s.
Rostislav FAJKOS
B60 - VEHICLES IN GENERAL
Information
Patent Application
WORK PIECE CONVEYANCE JIG AND CONVEYANCE DEVICE PROVIDED WITH SAME,...
Publication number
20190270595
Publication date
Sep 5, 2019
NTN Corporation
Yuuki TABUCHI
C21 - METALLURGY OF IRON
Information
Patent Application
MICROTREATMENT OF IRON-BASED ALLOY. APPARATUS AND METHOD THEREFOR A...
Publication number
20190256937
Publication date
Aug 22, 2019
Gary M. Cola
C21 - METALLURGY OF IRON
Information
Patent Application
HEAT TREATMENT METHOD OF ROD-SHAPE WORKPIECE
Publication number
20190241986
Publication date
Aug 8, 2019
NTN Corporation
Tsuneaki HIRAOKA
C21 - METALLURGY OF IRON
Information
Patent Application
HEAT TREATMENT EQUIPMENT AND HEAT TREATMENT METHOD
Publication number
20190233911
Publication date
Aug 1, 2019
NTN Corporation
Tsuneaki HIRAOKA
C21 - METALLURGY OF IRON
Information
Patent Application
INDUCTION HEATING APPARATUS AND INDUCTION HEATING METHOD
Publication number
20190239291
Publication date
Aug 1, 2019
NTN Corporation
Shintaro SUZUKI
C21 - METALLURGY OF IRON
Information
Patent Application
HEATING APPARATUS AND HEATING METHOD
Publication number
20190191496
Publication date
Jun 20, 2019
Neturen Co., Ltd.
Hidehiro YASUTAKE
C21 - METALLURGY OF IRON
Information
Patent Application
LASER-HARDENED FILLET-ROLLED CRANKSHAFT
Publication number
20190143398
Publication date
May 16, 2019
FORD GLOBAL TECHNOLOGIES, L.L.C.
Nathaniel Hansen
B24 - GRINDING POLISHING