for rods of limited length

Industry

CPC
C21D9/0075

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Parent Industries

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 C21D9/00Heat treatment

Current Industry

C21D9/0075for rods of limited length

Industries

Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing magnetostrictive torque sensor shaft
- Patent number 12,152,949
- Issue date Nov 26, 2024
- NSK Ltd.
- Kota Fukuda
- C21 - METALLURGY OF IRON
Information Patent Grant
Ultra-fine grained steels having corrosion- fatigue resistance
- Patent number 12,129,533
- Issue date Oct 29, 2024
- Tenaris Connections B.V.
- Martin Bühler
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for manufacturing magnetostrictive torque sensor shaft
- Patent number 11,866,798
- Issue date Jan 9, 2024
- PROTERIAL, LTD.
- Teruyuki Nakamura
- C21 - METALLURGY OF IRON
Information Patent Grant
Device and method for continuous temperature gradient heat treatmen...
- Patent number 11,753,695
- Issue date Sep 12, 2023
- Northwestern Polytechnical University
- Taiwen Huang
- C21 - METALLURGY OF IRON
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
Stud-weldable rebar
- Patent number 11,566,300
- Issue date Jan 31, 2023
- TFP CORPORATION
- Peter A. Workman
- C21 - METALLURGY OF IRON
Information Patent Grant
Thin gauge wear-resistant steel sheet and method of manufacturing t...
- Patent number 11,453,932
- Issue date Sep 27, 2022
- South China University of Technology
- Liejun Li
- C21 - METALLURGY OF IRON
Information Patent Grant
Sucker rod steel and manufacturing method therefor
- Patent number 11,441,201
- Issue date Sep 13, 2022
- Baoshan Iron & Steel Co., Ltd.
- Xiangjiang Liu
- C21 - METALLURGY OF IRON
Information Patent Grant
Case hardening steel, method of producing the same, and method of p...
- Patent number 11,332,799
- Issue date May 17, 2022
- JFE Steel Corporation
- Keisuke Ando
- C21 - METALLURGY OF IRON
Information Patent Grant
High-strength and corrosion-resistant sucker rod and preparation pr...
- Patent number 11,319,608
- Issue date May 3, 2022
- ZHEJIANG RUIZHI STEEL CO., LTD.
- Yongan Li
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel wire and wire rod
- Patent number 11,203,797
- Issue date Dec 21, 2021
- Nippon Steel Corporation
- Makoto Okonogi
- C21 - METALLURGY OF IRON
Information Patent Grant
Stud-weldable rebar
- Patent number 11,180,821
- Issue date Nov 23, 2021
- TFP CORPORATION
- Peter A. Workman
- E04 - BUILDING
Information Patent Grant
Stabilizer
- Patent number 11,111,554
- Issue date Sep 7, 2021
- NHK Spring Co., Ltd.
- Shinichiro Kuwatsuka
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Production method for stabilizers
- Patent number 10,995,382
- Issue date May 4, 2021
- NHK Spring Co., Ltd.
- Shinichiro Kuwatsuka
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Drawn planetary pin assembly
- Patent number 10,941,851
- Issue date Mar 9, 2021
- Koyo Bearings North America LLC
- Yoshitaka Waseda
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Methods of modifying material properties of workpieces using high-p...
- Patent number 10,907,228
- Issue date Feb 2, 2021
- The Boeing Company
- Ravi Verma
- C21 - METALLURGY OF IRON
Information Patent Grant
Methods of modifying material properties of workpieces using high-p...
- Patent number 10,907,226
- Issue date Feb 2, 2021
- The Boeing Company
- Ravi Verma
- C21 - METALLURGY OF IRON
Information Patent Grant
Methods of modifying material properties of workpieces using high-p...
- Patent number 10,907,227
- Issue date Feb 2, 2021
- The Boeing Company
- Ravi Verma
- C21 - METALLURGY OF IRON
Information Patent Grant
Forged component, method for manufacturing the same, and connecting...
- Patent number 10,822,677
- Issue date Nov 3, 2020
- Aichi Steel Corporation
- Takeyuki Uenishi
- C21 - METALLURGY OF IRON
Information Patent Grant
Deformed reinforcing bar
- Patent number 10,774,534
- Issue date Sep 15, 2020
- JFE Steel Corporation
- Kiyoshi Uwai
- E04 - BUILDING
Information Patent Grant
Steel wire and wire rod
- Patent number 10,704,118
- Issue date Jul 7, 2020
- Nippon Steel Corporation
- Makoto Okonogi
- C21 - METALLURGY OF IRON
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
High frequency induction heating apparatus and processing apparatus
- Patent number 10,005,116
- Issue date Jun 26, 2018
- Nippon Steel & Sumitomo Metal Corporation
- Nobuhiro Okada
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Rolled round steel material for steering rack bar, and steering rac...
- Patent number 9,976,206
- Issue date May 22, 2018
- Nippon Steel & Sumitomo Metal Corporation
- Makoto Egashira
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for repairing break of universal connecting rod of universal...
- Patent number 9,957,583
- Issue date May 1, 2018
- Wuhan Kaiming High Tech Co., Ltd.
- Kaiming Zhang
- C21 - METALLURGY OF IRON
Information Patent Grant
Methods for making high hardness, high toughness iron-base alloys
- Patent number 9,951,404
- Issue date Apr 24, 2018
- ATI PROPERTIES LLC
- Ronald E. Bailey
- C21 - METALLURGY OF IRON
Information Patent Grant
Surface-treated component manufacturing method and apparatus
- Patent number 9,920,405
- Issue date Mar 20, 2018
- Hitachi Automotive Systems, Ltd.
- Ryoju Obata
- C21 - METALLURGY OF IRON
Information Patent Grant
Billet transfer line clean-out device and method
- Patent number 9,604,274
- Issue date Mar 28, 2017
- Inter-Power Corporation
- Gary M. Gariglio
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Steel wire rod for bearing steel, manufacturing method of steel wir...
- Patent number 9,593,389
- Issue date Mar 14, 2017
- Posco
- Kwan-Ho Kim
- C21 - METALLURGY OF IRON
Information Patent Grant
Rolled steel bar for hot forging
- Patent number 9,574,255
- Issue date Feb 21, 2017
- Nippon Steel & Sumitomo Metal Corporation
- Masashi Higashida
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

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
INTEGRATED HIGH THROUGHPUT COLD SPRAY COATING MANUFACTURING SYSTEM
- Publication number 20230009856
- Publication date Jan 12, 2023
- Samuel McAlpine
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ULTRA-HIGH-STRENGTH REINFORCING BAR AND MANUFACTURING METHOD THEREOF
- Publication number 20220364194
- Publication date Nov 17, 2022
- HYUNDAI STEEL COMPANY
- Jun Ho Chung
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH PRODUCTIVITY PLANT FOR THE QUENCHING OF STEEL BARS, QUENCHING...
- Publication number 20220307102
- Publication date Sep 29, 2022
- Danieli & C. Officine Meccaniche Spa
- Enrico MOZZI
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH-STRENGTH STEEL BAR AND PRODUCTION METHOD THEREOF
- Publication number 20220220573
- Publication date Jul 14, 2022
- INSTITUTE OF RESEARCH OF IRON & STEEL, JIANGSU PROVINCE/SHA-STEEL, CO., LTD.
- YU ZHANG
- B22 - CASTING POWDER METALLURGY
Information Patent Application
STEEL, STEEL BAR AND MANUFACTURING METHOD THEREOF
- Publication number 20220195571
- Publication date Jun 23, 2022
- Baoshan Iron & Steel Co., Ltd
- Jun ZHANG
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL ROD
- Publication number 20220170125
- Publication date Jun 2, 2022
- NIPPON STEEL STAINLESS STEEL CORPORATION
- Shota YAMASAKI
- C21 - METALLURGY OF IRON
Information Patent Application
STUD-WELDABLE REBAR
- Publication number 20220042127
- Publication date Feb 10, 2022
- TFP Corporation
- Peter A. Workman
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD OF MANUFACTURING MAGNETOSTRICTIVE TORQUE SENSOR SHAFT
- Publication number 20220026294
- Publication date Jan 27, 2022
- NSK Ltd.
- Kota FUKUDA
- G01 - MEASURING TESTING
Information Patent Application
DEVICE AND METHOD FOR CONTINUOUS TEMPERATURE GRADIENT HEAT TREATMEN...
- Publication number 20210404033
- Publication date Dec 30, 2021
- Northwestern Polytechnical University
- Taiwen HUANG
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH-STRENGTH AND CORROSION-RESISTANT SUCKER ROD AND PREPARATION PR...
- Publication number 20210262053
- Publication date Aug 26, 2021
- ZHEJIANG RUIZHI STEEL CO., LTD.
- Yongan LI
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
ULTRA-FINE GRAINED STEELS HAVING CORROSION-FATIGUE RESISTANCE
- Publication number 20200370152
- Publication date Nov 26, 2020
- Tenaris Connections B.V.
- Martin Bühler
- C21 - METALLURGY OF IRON
Information Patent Application
STUD-WELDABLE REBAR
- Publication number 20200283864
- Publication date Sep 10, 2020
- TFP Corporation
- Peter A. Workman
- C21 - METALLURGY OF IRON
Information Patent Application
700MPa CLASS STEEL BAR HAVING EXCELLENT YIELD RATIO AND UNIFORM ELO...
- Publication number 20200277681
- Publication date Sep 3, 2020
- Korea University Research and Business Foundation
- Joonho LEE
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL WIRE AND WIRE ROD
- Publication number 20200224288
- Publication date Jul 16, 2020
- NIPPON STEEL CORPORATION
- Makoto OKONOGI
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH-PRESSURE-TORSION APPARATUSES AND METHODS OF MODIFYING MATERIAL...
- Publication number 20200199700
- Publication date Jun 25, 2020
- The Boeing Company
- Ravi Verma
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH-PRESSURE-TORSION APPARATUSES AND METHODS OF MODIFYING MATERIAL...
- Publication number 20200199701
- Publication date Jun 25, 2020
- The Boeing Company
- Ravi Verma
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH-PRESSURE-TORSION APPARATUSES AND METHODS OF MODIFYING MATERIAL...
- Publication number 20200199699
- Publication date Jun 25, 2020
- The Boeing Company
- Ravi Verma
- C21 - METALLURGY OF IRON
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
THIN GAUGE WEAR-RESISTANT STEEL SHEET AND METHOD OF MANUFACTURING T...
- Publication number 20200024707
- Publication date Jan 23, 2020
- SOUTH CHINA UNIVERSITY OF TECHNOLOGY
- Liejun LI
- C21 - METALLURGY OF IRON
Information Patent Application
CORROSION RESISTANT SUCKER ROD
- Publication number 20190211630
- Publication date Jul 11, 2019
- Weatherford Technology Holdings, LLC.
- Oscar E. MARTINEZ
- E21 - EARTH DRILLING MINING
Information Patent Application
SUCKER ROD STEEL AND MANUFACTURING METHOD THEREFOR
- Publication number 20190169706
- Publication date Jun 6, 2019
- Baoshan Iron & Steel Co., Ltd
- Ziangjiang LIU
- C21 - METALLURGY OF IRON
Information Patent Application
DRAWN PLANETARY PIN ASSEMBLY
- Publication number 20190017589
- Publication date Jan 17, 2019
- Koyo Bearings North America LLC
- Yoshitaka WASEDA
- C21 - METALLURGY OF IRON
Information Patent Application
DEVICE FOR TREATING, BY HEAT TEMPERING, A METAL ELEMENT OF THE TUBE...
- Publication number 20180202015
- Publication date Jul 19, 2018
- Eaton Leonard Group
- Philippe Jaubert
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR MANUFACTURING MAGNETOSTRICTIVE TORQUE SENSOR SHAFT
- Publication number 20180195142
- Publication date Jul 12, 2018
- Hitachi Metals, Ltd.
- Teruyuki NAKAMURA
- B24 - GRINDING POLISHING
Information Patent Application
BAINITIC STEEL FOR ROCK DRILLING COMPONENT
- Publication number 20180105905
- Publication date Apr 19, 2018
- Sandvik Intellectual Property AB
- Johan LINDEN
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL FOR VEHICLE SUSPENSION SPRING PART, VEHICLE SUSPENSION SPRING...
- Publication number 20170021691
- Publication date Jan 26, 2017
- NHK Spring Co., Ltd.
- Akira TANGE
- B60 - VEHICLES IN GENERAL
Information Patent Application
QUENCH AND TEMPER CORROSION RESISTANT STEEL ALLOY
- Publication number 20170002447
- Publication date Jan 5, 2017
- CRS HOLDINGS, INC.
- David E. Wert
- C21 - METALLURGY OF IRON
Information Patent Application
ULTRA-FINE GRAINED STEELS HAVING CORROSION-FATIGUE RESISTANCE
- Publication number 20160305192
- Publication date Oct 20, 2016
- Tenaris Connections Limited
- Martín Bühler
- C21 - METALLURGY OF IRON
Information Patent Application
INDUCTION HARDENED PROCESSING SHAFT AND METHOD OF MAKING SAME
- Publication number 20160089766
- Publication date Mar 31, 2016
- ENGINEERED ABRASIVES, INC.
- Michael J. Wern
- C21 - METALLURGY OF IRON

for rods of limited length

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method of manufacturing magnetostrictive torque sensor shaft

Ultra-fine grained steels having corrosion- fatigue resistance

Method for manufacturing magnetostrictive torque sensor shaft

Device and method for continuous temperature gradient heat treatmen...

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

Stud-weldable rebar

Thin gauge wear-resistant steel sheet and method of manufacturing t...

Sucker rod steel and manufacturing method therefor

Case hardening steel, method of producing the same, and method of p...

High-strength and corrosion-resistant sucker rod and preparation pr...

Steel wire and wire rod

Stud-weldable rebar

Stabilizer

Production method for stabilizers

Drawn planetary pin assembly

Methods of modifying material properties of workpieces using high-p...

Methods of modifying material properties of workpieces using high-p...

Methods of modifying material properties of workpieces using high-p...

Forged component, method for manufacturing the same, and connecting...

Deformed reinforcing bar

Steel wire and wire rod

Quench and temper corrosion resistant steel alloy

High frequency induction heating apparatus and processing apparatus

Rolled round steel material for steering rack bar, and steering rac...

Method for repairing break of universal connecting rod of universal...

Methods for making high hardness, high toughness iron-base alloys

Surface-treated component manufacturing method and apparatus

Billet transfer line clean-out device and method

Steel wire rod for bearing steel, manufacturing method of steel wir...

Rolled steel bar for hot forging

Patents Applicationslast 30 patents

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

INTEGRATED HIGH THROUGHPUT COLD SPRAY COATING MANUFACTURING SYSTEM

ULTRA-HIGH-STRENGTH REINFORCING BAR AND MANUFACTURING METHOD THEREOF

HIGH PRODUCTIVITY PLANT FOR THE QUENCHING OF STEEL BARS, QUENCHING...

HIGH-STRENGTH STEEL BAR AND PRODUCTION METHOD THEREOF

STEEL, STEEL BAR AND MANUFACTURING METHOD THEREOF

STEEL ROD

STUD-WELDABLE REBAR

METHOD OF MANUFACTURING MAGNETOSTRICTIVE TORQUE SENSOR SHAFT

DEVICE AND METHOD FOR CONTINUOUS TEMPERATURE GRADIENT HEAT TREATMEN...

HIGH-STRENGTH AND CORROSION-RESISTANT SUCKER ROD AND PREPARATION PR...

ULTRA-FINE GRAINED STEELS HAVING CORROSION-FATIGUE RESISTANCE

STUD-WELDABLE REBAR

700MPa CLASS STEEL BAR HAVING EXCELLENT YIELD RATIO AND UNIFORM ELO...

STEEL WIRE AND WIRE ROD

HIGH-PRESSURE-TORSION APPARATUSES AND METHODS OF MODIFYING MATERIAL...

HIGH-PRESSURE-TORSION APPARATUSES AND METHODS OF MODIFYING MATERIAL...

HIGH-PRESSURE-TORSION APPARATUSES AND METHODS OF MODIFYING MATERIAL...

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

THIN GAUGE WEAR-RESISTANT STEEL SHEET AND METHOD OF MANUFACTURING T...

CORROSION RESISTANT SUCKER ROD

SUCKER ROD STEEL AND MANUFACTURING METHOD THEREFOR

DRAWN PLANETARY PIN ASSEMBLY

DEVICE FOR TREATING, BY HEAT TEMPERING, A METAL ELEMENT OF THE TUBE...

METHOD FOR MANUFACTURING MAGNETOSTRICTIVE TORQUE SENSOR SHAFT

BAINITIC STEEL FOR ROCK DRILLING COMPONENT

STEEL FOR VEHICLE SUSPENSION SPRING PART, VEHICLE SUSPENSION SPRING...

QUENCH AND TEMPER CORROSION RESISTANT STEEL ALLOY

ULTRA-FINE GRAINED STEELS HAVING CORROSION-FATIGUE RESISTANCE

INDUCTION HARDENED PROCESSING SHAFT AND METHOD OF MAKING SAME