Membership
Tour
Register
Log in
Treatment of ferrous surfaces
Follow
Industry
CPC
C23C8/38
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
C
CHEMISTRY METALLURGY
C23
Surface treatment
C23C
COATING 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
C23C8/00
Solid 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
C23C8/38
Treatment of ferrous surfaces
Industries
Overview
Organizations
People
Information
Impact
Please log in for detailed analytics
Patents Grants
last 30 patents
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 sintered component with a toothing
Patent number
12,013,022
Issue date
Jun 18, 2024
Miba Sinter Austria GmbH
Horst Roessler
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Nitriding process for carburizing ferrium steels
Patent number
11,840,765
Issue date
Dec 12, 2023
GE AVIO S.r.l.
Lorenzo Rigo
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for nitriding grain-oriented electrical steel sheet
Patent number
11,198,917
Issue date
Dec 14, 2021
JFE Steel Corporation
Hiroshi Matsuda
C21 - METALLURGY OF IRON
Information
Patent Grant
Nitriding of niobium steel and product made thereby
Patent number
11,193,188
Issue date
Dec 7, 2021
Nucor Corporation
Yuxuan Xie
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method and device for producing fuel cell separator
Patent number
11,189,845
Issue date
Nov 30, 2021
Toyota Jidosha Kabushiki Kaisha
Satoshi Takata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nitriding process for carburizing Ferrium steels
Patent number
11,162,167
Issue date
Nov 2, 2021
GE AVIO S.R.L.
Lorenzo Rigo
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of treating the surfaces of mould parts for casting moulds c...
Patent number
11,124,866
Issue date
Sep 21, 2021
Nemak, S.A.B. de C.V.
Jan Scheil
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Multilayer structure and machine component having multilayer structure
Patent number
10,906,270
Issue date
Feb 2, 2021
Mitsubishi Heavy Industries Compressor Corporation
Yuya Konno
B32 - LAYERED PRODUCTS
Information
Patent Grant
Coating system for tubular gripping components
Patent number
10,876,196
Issue date
Dec 29, 2020
Frank's International, LLC
Brennan S. Domec
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Ferritic nitrocarburized part and methods of making and using the same
Patent number
10,870,910
Issue date
Dec 22, 2020
GM Global Technology Operations LLC
Michael L. Holly
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for producing a swashplate
Patent number
10,792,733
Issue date
Oct 6, 2020
Miba Sinter Austria GmbH
Alexander Mueller
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method of forming a rotor
Patent number
10,574,122
Issue date
Feb 25, 2020
GM Global Technology Operations LLC
Thomas A. Perry
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for manufacturing ferritic stainless steel product
Patent number
10,508,331
Issue date
Dec 17, 2019
DENSO CORPORATION
Takuya Kita
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Piston ring and its production method
Patent number
10,502,319
Issue date
Dec 10, 2019
Kabushiki Kaisha Riken
Yuji Shima
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method and system for die compensation and restoration using high-v...
Patent number
10,407,776
Issue date
Sep 10, 2019
Hyundai Motor Company
Chul Ho Kang
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Coating system for tubular gripping components
Patent number
10,370,754
Issue date
Aug 6, 2019
Frank's International, LLC
Brennan S. Domec
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Plunger with ion nitriding treatment for a hydraulic fracturing pum...
Patent number
10,260,630
Issue date
Apr 16, 2019
YPF TECNOLOGIA SA
Guillermo Rodolfo Carfi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Piston ring and its production method
Patent number
10,227,670
Issue date
Mar 12, 2019
Kabushiki Kaisha Riken
Yuji Shima
C21 - METALLURGY OF IRON
Information
Patent Grant
Composition design and processing methods of high strength, high du...
Patent number
10,167,528
Issue date
Jan 1, 2019
APOGEAN METAL CO., LTD.
Tzeng-Feng Liu
C21 - METALLURGY OF IRON
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
Composite magnetic member and method of manufacturing same
Patent number
10,083,784
Issue date
Sep 25, 2018
Kabushiki Kaisha Toyota Chuo Kenkyusho
Hiroyuki Ishikawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of scale substrate manufacture
Patent number
10,072,943
Issue date
Sep 11, 2018
RLS MERILNA TEHNIKA D.O.O
Peter Kogej
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Apparatus and method for nitriding grain-oriented electrical steel...
Patent number
10,066,286
Issue date
Sep 4, 2018
JFE Steel Corporation
Hiroshi Matsuda
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for solution hardening of a cold deformed workpiece of a pas...
Patent number
10,023,924
Issue date
Jul 17, 2018
EXPANITE TECHNOLOGY A/S
Thomas Lundin Christiansen
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing, from a preform made of austenitic stainless s...
Patent number
9,914,986
Issue date
Mar 13, 2018
AREVA NP
Dominique Hertz
C21 - METALLURGY OF IRON
Information
Patent Grant
Pump used in gasification system
Patent number
9,909,217
Issue date
Mar 6, 2018
General Electric Company
Judeth Brannon Corry
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Edged tool, method of manufacturing the same, and plasma device for...
Patent number
9,902,013
Issue date
Feb 27, 2018
SHINMAYWA INDUSTRIES, LTD.
Kensuke Uemura
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Galling and corrosion resistant inner diameter surface in aluminum...
Patent number
9,896,757
Issue date
Feb 20, 2018
Shultz Steel Company
James N. Cordea
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Bioabsorbable medical device or medical device component and prepar...
Patent number
9,878,072
Issue date
Jan 30, 2018
Lifetech Scientific (Shenzhen) Co. Ltd.
Deyuan Zhang
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF MANUFACTURING PLANETARY GEAR CARRIER
Publication number
20240359276
Publication date
Oct 31, 2024
HYUNDAI TRANSYS INC.
Tae Hoon KIM
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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 PLASMA-ASSISTED AND MULTI-STEP CONTINUOUS PREPARATION OF...
Publication number
20240071726
Publication date
Feb 29, 2024
ANHUI UNIVERSITY OF TECHNOLOGY
Yang YANG
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD FOR PRODUCING A SINTERED COMPONENT WITH A TOOTHING
Publication number
20220390000
Publication date
Dec 8, 2022
MIBA SINTER AUSTRIA GMBH
Horst ROESSLER
B22 - CASTING POWDER METALLURGY
Information
Patent Application
NITRIDING PROCESS FOR CARBURIZING FERRIUM STEELS
Publication number
20220042158
Publication date
Feb 10, 2022
GE Avio S.r.l.
Lorenzo Rigo
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Method of Treating the Surfaces of Mould Parts for Casting Moulds C...
Publication number
20200283883
Publication date
Sep 10, 2020
Nemak, S.A.B. de C.V.
Jan Scheil
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Method for Manufacturing Filled Container, and Filled Container
Publication number
20200173009
Publication date
Jun 4, 2020
Central Glass Company, Limited
Akifumi YAO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
NITRIDING PROCESS FOR CARBURIZING FERRIUM STEELS
Publication number
20190194793
Publication date
Jun 27, 2019
GE AVIO S.r.L.
Lorenzo Rigo
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
COATING SYSTEM FOR TUBULAR GRIPPING COMPONENTS
Publication number
20190136362
Publication date
May 9, 2019
FRANK'S INTERNATIONAL, LLC
Brennan S. Domec
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD FOR NITRIDING GRAIN-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20190119773
Publication date
Apr 25, 2019
JFE STEEL CORPORATION
Hiroshi MATSUDA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
NITRIDING OF NIOBIUM STEEL AND PRODUCT MADE THEREBY
Publication number
20190100827
Publication date
Apr 4, 2019
Nucor Corporation
Yuxuan XIE
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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
Rapid Nitriding Through Nitriding Potential Control
Publication number
20180223411
Publication date
Aug 9, 2018
Caterpillar Inc.
Zachary S. Birky
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
ROTOR AND METHOD OF FORMING SAME
Publication number
20180198352
Publication date
Jul 12, 2018
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Thomas A. Perry
C21 - METALLURGY OF IRON
Information
Patent Application
Method and system for die compensation and restoration using high-v...
Publication number
20170327956
Publication date
Nov 16, 2017
Hyundai Motor Company
Chul Ho KANG
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
STRENGTHENED RAZOR BLADE
Publication number
20170129117
Publication date
May 11, 2017
The Gillette Company LLC
KRASSIMIR GRIGOROV MARCHEV
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
PLUNGER WITH ION NITRIDING TREATMENT FOR A HYDRAULIC FRACTURING PUM...
Publication number
20170082194
Publication date
Mar 23, 2017
YPF TECNOLOGÍA S.A.
Guillermo Rodolfo CARFI
C21 - METALLURGY OF IRON
Information
Patent Application
GALLING AND CORROSION RESISTANT INNER DIAMETER SURFACE IN ALUMINUM...
Publication number
20170002453
Publication date
Jan 5, 2017
SHULTZ STEEL COMPANY
James N. CORDEA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
APPARATUS AND METHOD FOR NITRIDING GRAIN-ORIENTED ELECTRICAL STEEL...
Publication number
20150361544
Publication date
Dec 17, 2015
JFE STEEL CORPORATION
Hiroshi MATSUDA
C21 - METALLURGY OF IRON
Information
Patent Application
APPARATUS AND METHOD FOR NITRIDING GRAIN-ORIENTED ELECTRICAL STEEL...
Publication number
20150354051
Publication date
Dec 10, 2015
JFE STEEL CORPORATION
Hiroshi MATSUDA
C21 - METALLURGY OF IRON
Information
Patent Application
SINTERED COMPONENT
Publication number
20150211621
Publication date
Jul 30, 2015
Ruebig Gesellschaft m.b.H. & Co. KG.
Christian SANDNER
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Steel Article Having Improved Contact Fatigue Resistance and a Meth...
Publication number
20150211104
Publication date
Jul 30, 2015
The Timken Company
John R. Imundo
B32 - LAYERED PRODUCTS
Information
Patent Application
FRICTION MATERIAL AND METHODS OF MAKING AND USING THE SAME
Publication number
20150159710
Publication date
Jun 11, 2015
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Michael L. Holly
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Bioabsorbable Medical Device or Medical Device Component and Prepar...
Publication number
20150151027
Publication date
Jun 4, 2015
LIFETECH SCIENTIFIC (SHENZHEN) CO., LTD.
Deyuan Zhang
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
METHOD FOR SOLUTION HARDENING OF A COLD DEFORMED WORKPIECE OF A PAS...
Publication number
20150132079
Publication date
May 14, 2015
EXPANITE TECHNOLOGY A/S
Thomas Lundin Christiansen
C21 - METALLURGY OF IRON
Information
Patent Application
HOT-ROLLED STEEL SHEET FOR NITRIDING, COLD-ROLLED STEEL SHEET FOR N...
Publication number
20140334966
Publication date
Nov 13, 2014
Eisaku Sakurada
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING, FROM A PREFORM MADE OF AUSTENITIC STAINLESS S...
Publication number
20140254736
Publication date
Sep 11, 2014
Dominique Hertz
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD AND SYSTEM FOR DIE COMPENSATION AND RESTORATION USING HIGH-V...
Publication number
20140251501
Publication date
Sep 11, 2014
IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
Chul Ho Kang
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD FOR PRODUCING A WEAR-RESISTANT AND CORROSION-RESISTANT STAIN...
Publication number
20140247915
Publication date
Sep 4, 2014
AREVA NP
Dominique Hertz
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR FORMING A LAYER ON A SUBSTRATE AT LOW TEMPERATURES
Publication number
20140179117
Publication date
Jun 26, 2014
CENTROTHERM THERMAL SOLUTIONS GMBH & CO. KG
Jurgen Niess
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...