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CPC
C21D6/002

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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

C21D6/002containing Cr

Industries

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Patents Grantslast 30 patents

Information Patent Grant
High-performance thermoformed component provided with coating, and...
- Patent number 12,163,203
- Issue date Dec 10, 2024
- Baoshan Iron & Steel Co., Ltd.
- Ning Tan
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of manufacturing Martensitic steel and a Martensitic steel t...
- Patent number 12,157,925
- Issue date Dec 3, 2024
- Arcelormittal
- Hassan Ghassemi-Armaki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Steel sheet for hot stamping
- Patent number 12,157,286
- Issue date Dec 3, 2024
- Nippon Steel Corporation
- Yuji Sakiyama
- B32 - LAYERED PRODUCTS
Information Patent Grant
Steel sheet, member, and methods for producing the same
- Patent number 12,146,204
- Issue date Nov 19, 2024
- JFE Steel Corporation
- Takuya Hirashima
- C21 - METALLURGY OF IRON
Information Patent Grant
High-strength steel sheet and method for producing the same
- Patent number 12,139,771
- Issue date Nov 12, 2024
- JFE Steel Corporation
- Lingling Yang
- B32 - LAYERED PRODUCTS
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
Hot-stamping formed body
- Patent number 12,129,534
- Issue date Oct 29, 2024
- Nippon Steel Corporation
- Yuri Toda
- C21 - METALLURGY OF IRON
Information Patent Grant
Ultrahigh-strength steel sheet having excellent yield ratio, and ma...
- Patent number 12,123,066
- Issue date Oct 22, 2024
- POSCO CO. LTD
- Sea-Woong Lee
- C21 - METALLURGY OF IRON
Information Patent Grant
Cold-rolled annealed dual-phase steel, steel plate, and manufacturi...
- Patent number 12,116,647
- Issue date Oct 15, 2024
- Baoshan Iron & Steel Co., Ltd.
- Wei Li
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel material and steel product using the same
- Patent number 12,104,231
- Issue date Oct 1, 2024
- Daido Steel Co., Ltd.
- Masamichi Kawano
- C21 - METALLURGY OF IRON
Information Patent Grant
Ultra-high strength hot-rolled steel with toughness and method of m...
- Patent number 12,104,232
- Issue date Oct 1, 2024
- Big River Steel, LLC
- Amar K De
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Sheet metal component and method for producing same
- Patent number 12,104,218
- Issue date Oct 1, 2024
- ThyssenKrupp Steel Europe AG
- Jennifer Schulz
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Steel sheet, member, and method for producing them
- Patent number 12,098,439
- Issue date Sep 24, 2024
- JFE Steel Corporation
- Lingling Yang
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Steel sheet and method for producing same
- Patent number 12,098,440
- Issue date Sep 24, 2024
- Nippon Steel Corporation
- Takafumi Yokoyama
- C21 - METALLURGY OF IRON
Information Patent Grant
Galvanized steel sheet, member, and method for producing them
- Patent number 12,091,723
- Issue date Sep 17, 2024
- JFE Steel Corporation
- Shinsuke Komine
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Plated steel sheets for hot press forming having excellent hydrogen...
- Patent number 12,084,734
- Issue date Sep 10, 2024
- POSCO Co., Ltd
- Jin-Keun Oh
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for producing a steel sheet having improved strength, ductil...
- Patent number 12,084,738
- Issue date Sep 10, 2024
- Arcelormittal
- Hyun Jo Jun
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Steel sheet
- Patent number 12,077,832
- Issue date Sep 3, 2024
- Nippon Steel Corporation
- Yuya Suzuki
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Shock absorbing member, method for producing shock absorbing member...
- Patent number 12,065,193
- Issue date Aug 20, 2024
- Nippon Steel Corporation
- Mai Nagano
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Grain-oriented electrical steel sheet
- Patent number 12,065,713
- Issue date Aug 20, 2024
- Nippon Steel Corporation
- Masato Yasuda
- C21 - METALLURGY OF IRON
Information Patent Grant
High-strength hot rolled steel sheet and method for manufacturing same
- Patent number 12,065,711
- Issue date Aug 20, 2024
- JFE Steel Corporation
- Kazuhiko Yamazaki
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing a high strength steel sheet having improved du...
- Patent number 12,054,799
- Issue date Aug 6, 2024
- Arcelormittal
- Maya Gospodinova
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Zinc plated steel sheet having excellent surface quality and spot w...
- Patent number 12,054,801
- Issue date Aug 6, 2024
- Posco
- Ki-Cheol Kang
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Zinc-coated steel sheet with high resistance spot weldability
- Patent number 12,054,802
- Issue date Aug 6, 2024
- Arcelormittal
- Jean-Marc Pipard
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Plated steel sheet for hot press forming having excellent impact pr...
- Patent number 12,049,678
- Issue date Jul 30, 2024
- POSCO Co., Ltd
- Seong-Woo Kim
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Railway wheel
- Patent number 12,049,102
- Issue date Jul 30, 2024
- Nippon Steel Corporation
- Taketo Maejima
- B60 - VEHICLES IN GENERAL
Information Patent Grant
High strength steel sheet having excellent ductility and workabilit...
- Patent number 12,037,656
- Issue date Jul 16, 2024
- POSCO Co., Ltd
- Jae-Hoon Lee
- C21 - METALLURGY OF IRON
Information Patent Grant
High carbon martensitic stainless steel
- Patent number 12,031,202
- Issue date Jul 9, 2024
- STEER ENGINEERING PRIVATE LIMITED
- Vijay Shrinivas
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel sheet and method for manufacturing same
- Patent number 12,024,752
- Issue date Jul 2, 2024
- Nippon Steel Corporation
- Kohichi Sano
- C21 - METALLURGY OF IRON
Information Patent Grant
High-strength steel sheet and method for manufacturing same
- Patent number 12,018,344
- Issue date Jun 25, 2024
- Nippon Steel Corporation
- Masafumi Azuma
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
COLD-ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING SAME
- Publication number 20240417820
- Publication date Dec 19, 2024
- NIPPON STEEL CORPORATION
- Takuya NISHIO
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ALLOYED STEEL
- Publication number 20240417831
- Publication date Dec 19, 2024
- VANTAGE ALLOYS AG
- Aaron John MIDDLETON
- C21 - METALLURGY OF IRON
Information Patent Application
FERRITIC STAINLESS STEEL WITH EXCELLENT CLAD SHEET WORKABILITY, AND...
- Publication number 20240417832
- Publication date Dec 19, 2024
- POSCO CO., LTD
- Jieon PARK
- C21 - METALLURGY OF IRON
Information Patent Application
PLATED STEEL SHEETS FOR HOT PRESS FORMING HAVING EXCELLENT HYDROGEN...
- Publication number 20240410028
- Publication date Dec 12, 2024
- POSCO Co., Ltd
- Jin-Keun Oh
- C21 - METALLURGY OF IRON
Information Patent Application
ULTRAHIGH-STRENGTH STEEL SHEET HAVING EXCELLENT YIELD RATIO, AND MA...
- Publication number 20240401166
- Publication date Dec 5, 2024
- POSCO CO., LTD.
- Sea-Woong LEE
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
HIGH STRENGTH COLD ROLLED STEEL SHEET HAVING EXCELLENT SURFACE QUAL...
- Publication number 20240392407
- Publication date Nov 28, 2024
- POSCO Co., Ltd
- Sung-Il KIM
- C21 - METALLURGY OF IRON
Information Patent Application
ULTRA-HIGH STRENGTH SPRING STEEL AND PREPARATION METHOD THEREOF
- Publication number 20240392404
- Publication date Nov 28, 2024
- Shandong Jianzhu University
- Simon Yisheng Feng
- B22 - CASTING POWDER METALLURGY
Information Patent Application
STEEL MATERIAL FOR SLIDING PART AND METHOD OF MANUFACTURING STEEL M...
- Publication number 20240392401
- Publication date Nov 28, 2024
- NIPPON STEEL CORPORATION
- Natsumi KIKUCHI
- C21 - METALLURGY OF IRON
Information Patent Application
HOT-ROLLED STEEL SHEET
- Publication number 20240384381
- Publication date Nov 21, 2024
- NIPPON STEEL CORPORATION
- Takeshi TOYODA
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH-STRENGTH COLD-ROLLED STEEL SHEET HAVING EXCELLENT SURFACE QUAL...
- Publication number 20240384366
- Publication date Nov 21, 2024
- POSCO CO., LTD.
- Chang-Hyo SEO
- C21 - METALLURGY OF IRON
Information Patent Application
SECTION STEEL AND METHOD FOR MANUFACTURING SAME
- Publication number 20240384365
- Publication date Nov 21, 2024
- HYUNDAI STEEL COMPANY
- Jun Ho Chung
- C21 - METALLURGY OF IRON
Information Patent Application
FORGED STEEL ROLL FOR COLD ROLLING
- Publication number 20240383025
- Publication date Nov 21, 2024
- NIPPON STEEL CORPORATION
- Seiji ITO
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
FERRITIC STAINLESS STEEL SHEET, AND METHOD FOR PRODUCING FERRITIC S...
- Publication number 20240376579
- Publication date Nov 14, 2024
- NIPPON STEEL STAINLESS STEEL CORPORATION
- Satoshi SAMPEI
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL SHEET FOR HOT STAMPING AND HOT STAMPED PRODUCT
- Publication number 20240376580
- Publication date Nov 14, 2024
- NIPPON STEEL CORPORATION
- Jun HAGA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
HIGH STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20240376562
- Publication date Nov 14, 2024
- JFE STEEL CORPORATION
- Junya Tobata
- C21 - METALLURGY OF IRON
Information Patent Application
HEAT- TREATED STEEL AND HEAT TREATMENT METHOD FOR STEEL
- Publication number 20240368718
- Publication date Nov 7, 2024
- Kazuhiro ISHIMOTO
- C21 - METALLURGY OF IRON
Information Patent Application
ZINC PLATED STEEL SHEET HAVING EXCELLENT SURFACE QUALITY AND SPOT W...
- Publication number 20240368724
- Publication date Nov 7, 2024
- POSCO Co., Ltd
- Ki-Cheol Kang
- C21 - METALLURGY OF IRON
Information Patent Application
OUTER PLATE COMPONENT FOR AUTOMOBILE, BLANK SHEET, MANUFACTURING ME...
- Publication number 20240352565
- Publication date Oct 24, 2024
- NIPPON STEEL CORPORATION
- Ryuichi NISHIMURA
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL SHEET AND METHOD OF PRODUCING SAME
- Publication number 20240352552
- Publication date Oct 24, 2024
- Cleveland-Cliffs Steel Properties Inc.
- Amrinder Singh Gill
- C21 - METALLURGY OF IRON
Information Patent Application
SURFACE PREPARATION FOR JVD
- Publication number 20240352573
- Publication date Oct 24, 2024
- ARCELORMITTAL
- Daniel CHALEIX
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL WIRE FOR SPRINGS
- Publication number 20240344186
- Publication date Oct 17, 2024
- Sumitomo Electric Industries, Ltd.
- Hiromu IZUMIDA
- C21 - METALLURGY OF IRON
Information Patent Application
ADVANCED HIGH STRENGTH ZINC PLATED STEEL SHEET HAVING EXCELLENT SUR...
- Publication number 20240344164
- Publication date Oct 17, 2024
- POSCO Co., Ltd
- Ki-Cheol Kang
- C21 - METALLURGY OF IRON
Information Patent Application
HOT-ROLLED STEEL PLATE AND STEEL TUBE HAVING EXCELLENT ABRASION RES...
- Publication number 20240344187
- Publication date Oct 17, 2024
- POSCO Co., Ltd
- Hyoung-Jin PARK
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD AND SYSTEM FOR PRODUCING LOW CARBON FERROCHROME FROM CHROMIT...
- Publication number 20240344171
- Publication date Oct 17, 2024
- MM Metals USA, LLC
- Daniel Shaw
- C21 - METALLURGY OF IRON
Information Patent Application
Method for the fabrication of a resistance spot weld
- Publication number 20240344166
- Publication date Oct 17, 2024
- ARCELORMITTAL
- Jean-Marc PIPARD
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Method for Producing a Cold-Rolled Flat Steel Product Having a Bain...
- Publication number 20240337000
- Publication date Oct 10, 2024
- ThyssenKrupp Steel Europe AG
- Bernd Linke
- C21 - METALLURGY OF IRON
Information Patent Application
COLD FORGED GEAR STEEL AND MANUFACTURING METHOD THEREOF
- Publication number 20240318276
- Publication date Sep 26, 2024
- Baoshan Iron & Steel Co., Ltd
- Jun ZHANG
- C21 - METALLURGY OF IRON
Information Patent Application
HOT-ROLLED STEEL PLATE FOR LOW-COST HIGH TEMPERATURE ENAMELING, AND...
- Publication number 20240309481
- Publication date Sep 19, 2024
- Baoshan Iron & Steel Co., Ltd
- Shuangcheng WANG
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH STRENGTH GALVANIZED AND GALVANNEALED STEEL SHEETS AND MANUFACT...
- Publication number 20240309483
- Publication date Sep 19, 2024
- Cleveland-Cliffs Steel Properties Inc.
- Fusheng Sun
- C21 - METALLURGY OF IRON
Information Patent Application
COLD-ROLLED STEEL SHEET AND MANUFACTURING METHOD THEREOF
- Publication number 20240309482
- Publication date Sep 19, 2024
- NIPPON STEEL CORPORATION
- Takuya NISHIO
- C21 - METALLURGY OF IRON

containing Cr

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

High-performance thermoformed component provided with coating, and...

Method of manufacturing Martensitic steel and a Martensitic steel t...

Steel sheet for hot stamping

Steel sheet, member, and methods for producing the same

High-strength steel sheet and method for producing the same

Ultra-fine grained steels having corrosion- fatigue resistance

Hot-stamping formed body

Ultrahigh-strength steel sheet having excellent yield ratio, and ma...

Cold-rolled annealed dual-phase steel, steel plate, and manufacturi...

Steel material and steel product using the same

Ultra-high strength hot-rolled steel with toughness and method of m...

Sheet metal component and method for producing same

Steel sheet, member, and method for producing them

Steel sheet and method for producing same

Galvanized steel sheet, member, and method for producing them

Plated steel sheets for hot press forming having excellent hydrogen...

Method for producing a steel sheet having improved strength, ductil...

Steel sheet

Shock absorbing member, method for producing shock absorbing member...

Grain-oriented electrical steel sheet

High-strength hot rolled steel sheet and method for manufacturing same

Method for producing a high strength steel sheet having improved du...

Zinc plated steel sheet having excellent surface quality and spot w...

Zinc-coated steel sheet with high resistance spot weldability

Plated steel sheet for hot press forming having excellent impact pr...

Railway wheel

High strength steel sheet having excellent ductility and workabilit...

High carbon martensitic stainless steel

Steel sheet and method for manufacturing same

High-strength steel sheet and method for manufacturing same

Patents Applicationslast 30 patents

COLD-ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING SAME

ALLOYED STEEL

FERRITIC STAINLESS STEEL WITH EXCELLENT CLAD SHEET WORKABILITY, AND...

PLATED STEEL SHEETS FOR HOT PRESS FORMING HAVING EXCELLENT HYDROGEN...

ULTRAHIGH-STRENGTH STEEL SHEET HAVING EXCELLENT YIELD RATIO, AND MA...

HIGH STRENGTH COLD ROLLED STEEL SHEET HAVING EXCELLENT SURFACE QUAL...

ULTRA-HIGH STRENGTH SPRING STEEL AND PREPARATION METHOD THEREOF

STEEL MATERIAL FOR SLIDING PART AND METHOD OF MANUFACTURING STEEL M...

HOT-ROLLED STEEL SHEET

HIGH-STRENGTH COLD-ROLLED STEEL SHEET HAVING EXCELLENT SURFACE QUAL...

SECTION STEEL AND METHOD FOR MANUFACTURING SAME

FORGED STEEL ROLL FOR COLD ROLLING

FERRITIC STAINLESS STEEL SHEET, AND METHOD FOR PRODUCING FERRITIC S...

STEEL SHEET FOR HOT STAMPING AND HOT STAMPED PRODUCT

HIGH STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME

HEAT- TREATED STEEL AND HEAT TREATMENT METHOD FOR STEEL

ZINC PLATED STEEL SHEET HAVING EXCELLENT SURFACE QUALITY AND SPOT W...

OUTER PLATE COMPONENT FOR AUTOMOBILE, BLANK SHEET, MANUFACTURING ME...

STEEL SHEET AND METHOD OF PRODUCING SAME

SURFACE PREPARATION FOR JVD

STEEL WIRE FOR SPRINGS

ADVANCED HIGH STRENGTH ZINC PLATED STEEL SHEET HAVING EXCELLENT SUR...

HOT-ROLLED STEEL PLATE AND STEEL TUBE HAVING EXCELLENT ABRASION RES...

METHOD AND SYSTEM FOR PRODUCING LOW CARBON FERROCHROME FROM CHROMIT...

Method for the fabrication of a resistance spot weld

Method for Producing a Cold-Rolled Flat Steel Product Having a Bain...

COLD FORGED GEAR STEEL AND MANUFACTURING METHOD THEREOF

HOT-ROLLED STEEL PLATE FOR LOW-COST HIGH TEMPERATURE ENAMELING, AND...

HIGH STRENGTH GALVANIZED AND GALVANNEALED STEEL SHEETS AND MANUFACT...

COLD-ROLLED STEEL SHEET AND MANUFACTURING METHOD THEREOF