of ferrous surfaces

Industry

CPC
C23C8/22

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Parent Industries

CCHEMISTRY METALLURGY C23Surface treatment C23CCOATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL C23C8/00Solid state diffusion of only non-metal elements into metallic material surfaces Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating

Current Industry

C23C8/22of ferrous surfaces

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Articles fabricated from cold-worked and case- hardened essentially...
- Patent number 12,188,112
- Issue date Jan 7, 2025
- CARPENTER TECHNOLOGY CORPORATION
- Stephane Alexis Jacques Forsik
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Chemical activation of self-passivating metals
- Patent number 12,129,556
- Issue date Oct 29, 2024
- Swagelok Company
- Cyprian Adair William Illing
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Soft magnetic material and method for producing the same, and elect...
- Patent number 12,129,558
- Issue date Oct 29, 2024
- Hitachi, Ltd.
- Matahiro Komuro
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
High surface-pressure resistant component and production method the...
- Patent number 12,129,557
- Issue date Oct 29, 2024
- Daido Steel Co., Ltd.
- Junya Miyauchi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Carburized steel component and carburization process
- Patent number 12,098,466
- Issue date Sep 24, 2024
- Caterpillar Inc.
- Michael A. Pershing
- C21 - METALLURGY OF IRON
Information Patent Grant
Guiding member, mechanical system comprising such a guiding member,...
- Patent number 12,098,744
- Issue date Sep 24, 2024
- HYDROMECANIQUE ET FROTTEMENT
- Fabrice Prost
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing a threaded nut of a threaded drive, in particu...
- Patent number 12,007,003
- Issue date Jun 11, 2024
- Schaeffler Technologies AG & Co. KG
- Mario Kreutzer
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
3D printable hard ferrous metallic alloys for powder bed fusion
- Patent number 12,000,006
- Issue date Jun 4, 2024
- MACLEAN-FOGG COMPANY
- Charles D. Tuffile
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Carburized part and method for manufacturing same
- Patent number 11,952,668
- Issue date Apr 9, 2024
- Nippon Steel Corporation
- Miyuri Umehara
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Surface treatment for a wellbore drill bit
- Patent number 11,761,049
- Issue date Sep 19, 2023
- Halliburton Energy Services, Inc.
- Daniel Brendan Voglewede
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for surface-treating mold
- Patent number 11,731,242
- Issue date Aug 22, 2023
- FUJI KIHAN CO., LTD.
- Yoshio Miyasaka
- B24 - GRINDING POLISHING
Information Patent Grant
Track shoe or track pad having a wear member
- Patent number 11,718,358
- Issue date Aug 8, 2023
- Caterpillar Inc.
- Chandrasen R. Rathod
- C21 - METALLURGY OF IRON
Information Patent Grant
Case hardening steel
- Patent number 11,702,716
- Issue date Jul 18, 2023
- JFE Steel Corporation
- Keisuke Ando
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Integrated surface treatments and coatings for artificial lift pump...
- Patent number 11,661,647
- Issue date May 30, 2023
- Schlumberger Technology Corporation
- Bing Han
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Chemical activation of self-passivating metals
- Patent number 11,649,538
- Issue date May 16, 2023
- Swagelok Company
- Cyprian A. W. Illing
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Steel sheet for carburizing, and method for manufacturing steel she...
- Patent number 11,639,536
- Issue date May 2, 2023
- Nippon Steel Corporation
- Motonori Hashimoto
- C21 - METALLURGY OF IRON
Information Patent Grant
Medical instrument, medical device, method of manufacturing medical...
- Patent number 11,633,301
- Issue date Apr 25, 2023
- Hatta Kogyo Co., Ltd.
- Junichi Fukui
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Carburized steel component and carburization process
- Patent number 11,624,106
- Issue date Apr 11, 2023
- Caterpillar Inc.
- Michael A. Pershing
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for producing a sintered component
- Patent number 11,590,571
- Issue date Feb 28, 2023
- Miba Sinter Austria GmbH
- Jose Correa Neto
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
High fatigue strength components requiring areas of high hardness
- Patent number 11,584,969
- Issue date Feb 21, 2023
- Metal Improvement Company, LLC
- Lloyd A. Hackel
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Case hardening steel
- Patent number 11,512,375
- Issue date Nov 29, 2022
- JFE Steel Corporation
- Yuta Imanami
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Carburizing bearing steel and preparation method thereof
- Patent number 11,473,162
- Issue date Oct 18, 2022
- Central Iron & Steel Research Institute
- Wenquan Cao
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Carburized shaft part
- Patent number 11,421,727
- Issue date Aug 23, 2022
- Nippon Steel Corporation
- Tatsuya Iwasaki
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of heat treating an article
- Patent number 11,396,692
- Issue date Jul 26, 2022
- FLUID CONTROLS PRIVATE LIMITED
- Tansen Dhananjay Chaudhari
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Link component with oil hole
- Patent number 11,391,189
- Issue date Jul 19, 2022
- Nissan Motor Co., Ltd.
- Tsuyoshi Sugimoto
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Machine component
- Patent number 11,332,817
- Issue date May 17, 2022
- Komatsu Ltd.
- Kensuke Sato
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for producing machine component
- Patent number 11,326,220
- Issue date May 10, 2022
- Komatsu Ltd.
- Kensuke Sato
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel material for CVT sheave, CVT sheave, and method for manufactu...
- Patent number 11,326,244
- Issue date May 10, 2022
- AISIN CORPORATION
- Masashi Hattori
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for low-pressure carburizing of a workpiece comprising steel
- Patent number 11,293,087
- Issue date Apr 5, 2022
- SAFRAN HELICOPTER ENGINES
- Bruno Petroix
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Chemical activation of self-passivating metals
- Patent number 11,193,197
- Issue date Dec 7, 2021
- Swagelok Company
- Cyprian A. W. Illing
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

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
METHOD FOR HEAT-TREATING BORON STEEL, AND BORON STEEL WITH HIGH STR...
- Publication number 20240084432
- Publication date Mar 14, 2024
- JIANGSU UNIVERSITY
- Yulin JU
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PROCESS FOR THE PRODUCTION OF CARBURIZED SPONGE IRON
- Publication number 20240035103
- Publication date Feb 1, 2024
- HYBRIT Development AB
- Farzad Mohseni-Mörner
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD AND DEVICE FOR PRODUCING DIRECT REDUCED METAL
- Publication number 20230235418
- Publication date Jul 27, 2023
- GREENIRON H2 AB
- Hans E. H. MURRAY
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
CARBURIZED STEEL COMPONENT AND CARBURIZATION PROCESS
- Publication number 20230220532
- Publication date Jul 13, 2023
- Caterpillar Inc.
- Michael A. PERSHING
- C21 - METALLURGY OF IRON
Information Patent Application
CARBURIZED BEARING
- Publication number 20230151853
- Publication date May 18, 2023
- NIPPON STEEL CORPORATION
- Yutaka NEISHI
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
STEEL AND METHOD FOR MANUFACTURING STEEL
- Publication number 20230110864
- Publication date Apr 13, 2023
- Hyundai Motor Company
- In Beom Lee
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
HEAT TREATMENT METHOD FOR TUBULAR SHAFT FOR DRIVE SHAFT HAVING BALL...
- Publication number 20230093813
- Publication date Mar 30, 2023
- ERAE AMS CO., LTD.
- Se Jung PARK
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
RAW BLANK FOR VACUUM CARBURIZATION AND METHOD FOR PRODUCING SAME
- Publication number 20230076076
- Publication date Mar 9, 2023
- AICHI STEEL CORPORATION
- Yuki KIMURA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
3D PRINTABLE HARD FERROUS METALLIC ALLOYS FOR POWDER BED FUSION
- Publication number 20230063455
- Publication date Mar 2, 2023
- MacLean-Fogg Company
- Charles D. TUFFILE
- B22 - CASTING POWDER METALLURGY
Information Patent Application
METHOD AND DEVICE FOR PRODUCING DIRECT REDUCED, CARBURIZED METAL
- Publication number 20230002841
- Publication date Jan 5, 2023
- GREENIRON H2 AB
- Hans E. H. MURRAY
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ACTIVATION OF SELF-PASSIVATING METALS USING REAGENT COATINGS FOR LO...
- Publication number 20220364216
- Publication date Nov 17, 2022
- Swagelok Company
- Frank Ernst
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Method for producing a threaded nut of a threaded drive, in particu...
- Publication number 20220275854
- Publication date Sep 1, 2022
- SCHAEFFLER TECHNOLOGIES AG & CO. KG
- Mario Kreutzer
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
HEAT TREATMENT FURNACE, INFORMATION PROCESSING APPARATUS AND INFORM...
- Publication number 20220235428
- Publication date Jul 28, 2022
- KANTO YAKIN KOGYO CO., LTD.
- Shinichi TAKAHASHI
- C21 - METALLURGY OF IRON
Information Patent Application
Screen Cloth with Increased Wear Resistance and Method for Increasi...
- Publication number 20220220599
- Publication date Jul 14, 2022
- Allgaier Werke GmbH
- Mathias Trojosky
- D03 - WEAVING
Information Patent Application
Variable Diffusion Carburizing Method
- Publication number 20220213584
- Publication date Jul 7, 2022
- David E. Lenhart
- B22 - CASTING POWDER METALLURGY
Information Patent Application
HIGH STRENGTH CARBURIZING STEEL HAVING IMPROVED DURABILITY
- Publication number 20220090253
- Publication date Mar 24, 2022
- Hyundai Motor Company
- Min-Woo Kang
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
LOW-TEMPERATURE CASE HARDENING OF ADDITIVE MANUFACTURED ARTICLES AN...
- Publication number 20220072618
- Publication date Mar 10, 2022
- SWAGELOK COMPANY
- Cyprian Adair William Illing
- B22 - CASTING POWDER METALLURGY
Information Patent Application
CHEMICAL ACTIVATION OF SELF-PASSIVATING METALS
- Publication number 20220064778
- Publication date Mar 3, 2022
- SWAGELOK COMPANY
- Cyprian A.W. Illing
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
HIGH SURFACE-PRESSURE RESISTANT COMPONENT AND PRODUCTION METHOD THE...
- Publication number 20220049341
- Publication date Feb 17, 2022
- DAIDO STEEL CO., LTD.
- Junya MIYAUCHI
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
CARBURIZED PART AND METHOD FOR MANUFACTURING SAME
- Publication number 20220042156
- Publication date Feb 10, 2022
- NIPPON STEEL CORPORATION
- Miyuri UMEHARA
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
SOFT MAGNETIC MATERIAL AND METHOD FOR PRODUCING THE SAME, AND ELECT...
- Publication number 20220042157
- Publication date Feb 10, 2022
- Hitachi, Ltd
- Matahiro KOMURO
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
CARBURIZING BEARING STEEL AND PREPARATION METHOD THEREOF
- Publication number 20220017983
- Publication date Jan 20, 2022
- Central Iron & Steel Research Institute
- Wenquan CAO
- C21 - METALLURGY OF IRON
Information Patent Application
TRACK SHOE OR TRACK PAD HAVING A WEAR MEMBER
- Publication number 20220001943
- Publication date Jan 6, 2022
- Caterpillar Inc.
- Chandrasen R. RATHOD
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
CARBURIZER AND CARBURIZATION METHOD USING THE SAME
- Publication number 20210404047
- Publication date Dec 30, 2021
- Nippon Steel Corporation
- Hitoshi MUNEOKA
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
METHOD OF CARBURIZING DRIVELINE COMPONENTS
- Publication number 20210372485
- Publication date Dec 2, 2021
- Aircraft Gear Corporation
- Sean M. Carlini
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
SYSTEMS AND METHODS FOR PROCESSING METALLIC ARTICLES WITH A RETORT...
- Publication number 20210332452
- Publication date Oct 28, 2021
- Consolidated Engineering Company, Inc.
- Shanker Subramaniam
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
3D PRINTABLE HARD FERROUS METALLIC ALLOYS FOR POWDER BED FUSION
- Publication number 20210301362
- Publication date Sep 30, 2021
- MacLean-Fogg Company
- Charles D. TUFFILE
- B22 - CASTING POWDER METALLURGY
Information Patent Application
CARBURIZED STEEL COMPONENT AND CARBURIZATION PROCESS
- Publication number 20210292880
- Publication date Sep 23, 2021
- Caterpillar Inc.
- Michael A. PERSHING
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
METHOD FOR LOW-PRESSURE CARBURIZING OF A WORKPIECE COMPRISING STEEL
- Publication number 20210230732
- Publication date Jul 29, 2021
- SAFRAN HELICOPTER ENGINES
- Bruno Petroix
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

of ferrous surfaces

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Articles fabricated from cold-worked and case- hardened essentially...

Chemical activation of self-passivating metals

Soft magnetic material and method for producing the same, and elect...

High surface-pressure resistant component and production method the...

Carburized steel component and carburization process

Guiding member, mechanical system comprising such a guiding member,...

Method for producing a threaded nut of a threaded drive, in particu...

3D printable hard ferrous metallic alloys for powder bed fusion

Carburized part and method for manufacturing same

Surface treatment for a wellbore drill bit

Method for surface-treating mold

Track shoe or track pad having a wear member

Case hardening steel

Integrated surface treatments and coatings for artificial lift pump...

Chemical activation of self-passivating metals

Steel sheet for carburizing, and method for manufacturing steel she...

Medical instrument, medical device, method of manufacturing medical...

Carburized steel component and carburization process

Method for producing a sintered component

High fatigue strength components requiring areas of high hardness

Case hardening steel

Carburizing bearing steel and preparation method thereof

Carburized shaft part

Method of heat treating an article

Link component with oil hole

Machine component

Method for producing machine component

Steel material for CVT sheave, CVT sheave, and method for manufactu...

Method for low-pressure carburizing of a workpiece comprising steel

Chemical activation of self-passivating metals

Patents Applicationslast 30 patents

PROCESS FOR OBTAINING A FINE-GRAINED MARTENSITIC STRUCTURE COMPONENT

METHOD FOR HEAT-TREATING BORON STEEL, AND BORON STEEL WITH HIGH STR...

PROCESS FOR THE PRODUCTION OF CARBURIZED SPONGE IRON

METHOD AND DEVICE FOR PRODUCING DIRECT REDUCED METAL

CARBURIZED STEEL COMPONENT AND CARBURIZATION PROCESS

CARBURIZED BEARING

STEEL AND METHOD FOR MANUFACTURING STEEL

HEAT TREATMENT METHOD FOR TUBULAR SHAFT FOR DRIVE SHAFT HAVING BALL...

RAW BLANK FOR VACUUM CARBURIZATION AND METHOD FOR PRODUCING SAME

3D PRINTABLE HARD FERROUS METALLIC ALLOYS FOR POWDER BED FUSION

METHOD AND DEVICE FOR PRODUCING DIRECT REDUCED, CARBURIZED METAL

ACTIVATION OF SELF-PASSIVATING METALS USING REAGENT COATINGS FOR LO...

Method for producing a threaded nut of a threaded drive, in particu...

HEAT TREATMENT FURNACE, INFORMATION PROCESSING APPARATUS AND INFORM...

Screen Cloth with Increased Wear Resistance and Method for Increasi...

Variable Diffusion Carburizing Method

HIGH STRENGTH CARBURIZING STEEL HAVING IMPROVED DURABILITY

LOW-TEMPERATURE CASE HARDENING OF ADDITIVE MANUFACTURED ARTICLES AN...

CHEMICAL ACTIVATION OF SELF-PASSIVATING METALS

HIGH SURFACE-PRESSURE RESISTANT COMPONENT AND PRODUCTION METHOD THE...

CARBURIZED PART AND METHOD FOR MANUFACTURING SAME

SOFT MAGNETIC MATERIAL AND METHOD FOR PRODUCING THE SAME, AND ELECT...

CARBURIZING BEARING STEEL AND PREPARATION METHOD THEREOF

TRACK SHOE OR TRACK PAD HAVING A WEAR MEMBER

CARBURIZER AND CARBURIZATION METHOD USING THE SAME

METHOD OF CARBURIZING DRIVELINE COMPONENTS

SYSTEMS AND METHODS FOR PROCESSING METALLIC ARTICLES WITH A RETORT...

3D PRINTABLE HARD FERROUS METALLIC ALLOYS FOR POWDER BED FUSION

CARBURIZED STEEL COMPONENT AND CARBURIZATION PROCESS

METHOD FOR LOW-PRESSURE CARBURIZING OF A WORKPIECE COMPRISING STEEL