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Use of solutions containing trivalent chromium but free of hexavalent chromium
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CPC
C23C2222/10
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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
C23C2222/00
Aspects relating to chemical surface treatment of metallic material by reaction of the surface with a reactive medium
Current Industry
C23C2222/10
Use of solutions containing trivalent chromium but free of hexavalent chromium
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Patents Grants
last 30 patents
Information
Patent Grant
Dyed trivalent chromium conversion coatings and methods of using same
Patent number
12,173,408
Issue date
Dec 24, 2024
Chemeon Surface Technology, LLC
Sjon Westre
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Aluminum heat exchanger
Patent number
12,139,639
Issue date
Nov 12, 2024
Carrier Corporation
Mark R. Jaworowski
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Sealing process for an anodized aluminum-alloy surface
Patent number
12,134,829
Issue date
Nov 5, 2024
RTX Corporation
Bart Antonie van Hassel
B32 - LAYERED PRODUCTS
Information
Patent Grant
Trivalent chromium chemical conversion treatment liquid for zinc or...
Patent number
11,987,888
Issue date
May 21, 2024
Dipsol Chemicals Co., Ltd.
Ryouji Iwanaga
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Ternary zinc-nickel-iron alloys and alkaline electrolytes or platin...
Patent number
11,913,131
Issue date
Feb 27, 2024
MacDermid, Incorporated
George Bokisa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Formulation for the etching of polymer materials prior to coating o...
Patent number
11,898,250
Issue date
Feb 13, 2024
AVANZARE INNOVACIÓN TECNOLÓGICA, S.L.
Julio Gomez Cordon
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-design sliding member
Patent number
11,788,191
Issue date
Oct 17, 2023
Nissan Motor Co., Ltd.
Satoshi Watanabe
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Surface activated polymers
Patent number
11,761,091
Issue date
Sep 19, 2023
SRG GLOBAL LIRIA, S.L.
Urko Martin
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Corrosion-resistant trivalent-chromium chemical conversion coating...
Patent number
11,643,732
Issue date
May 9, 2023
Dipsol Chemicals Co., Ltd.
Manabu Inoue
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Solution composition for steel sheet surface treatment, zinc-based...
Patent number
11,634,819
Issue date
Apr 25, 2023
Posco
Soo-Hyoun Cho
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Solution composition containing trivalent chromium for surface trea...
Patent number
11,634,818
Issue date
Apr 25, 2023
POSCO Co., Ltd
Soo-Hyoun Cho
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Metallic material surface treatment agent, metallic material having...
Patent number
11,603,592
Issue date
Mar 14, 2023
Nihon Parkerizing Co., Ltd.
Yusuke Yamamoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Threaded connection for oil country tubular goods and method for pr...
Patent number
11,408,550
Issue date
Aug 9, 2022
Nippon Steel Corporation
Masanari Kimoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Solution composition for steel sheet surface treatment, zinc-based...
Patent number
11,346,003
Issue date
May 31, 2022
Posco
Soo-Hyoun Cho
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Process for the manufacturing of a steel strip for packaging and as...
Patent number
11,214,873
Issue date
Jan 4, 2022
Arcelormittal
Mathias Stouff
G01 - MEASURING TESTING
Information
Patent Grant
Threaded tubular connection provided with a metallic coating on the...
Patent number
11,124,733
Issue date
Sep 21, 2021
Vallourec Oil and Gas France
Arnaud Verleene
E21 - EARTH DRILLING MINING
Information
Patent Grant
Trivalent chromium-containing composition for aluminum and aluminum...
Patent number
11,085,115
Issue date
Aug 10, 2021
Henkel AG & Co. KGaA
Kirk Kramer
B32 - LAYERED PRODUCTS
Information
Patent Grant
Trivalent chromium chemical conversion liquid for zinc or zinc allo...
Patent number
11,008,659
Issue date
May 18, 2021
Dipsol Chemicals Co., Ltd.
Ayumi Saito
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Treatment liquid for black trivalent chromium conversion coating, t...
Patent number
10,968,520
Issue date
Apr 6, 2021
Nippon Hyomen Kagaku Kabushiki Kaisha
Kazuyuki Shinozaki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Two-step sealing of anodized aluminum coatings
Patent number
10,760,164
Issue date
Sep 1, 2020
Hamilton Sundstrand Corporation
Zhongfen Ding
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Surface treatment composition
Patent number
10,745,568
Issue date
Aug 18, 2020
Atotech Deutschland GmbH
Agnes Rousseau
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Surface-treated steel sheet for fuel tanks
Patent number
10,738,384
Issue date
Aug 11, 2020
Nippon Steel Corporation
Hiromasa Shoji
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Passive coatings for bulk aluminum and powder pigments
Patent number
10,662,338
Issue date
May 26, 2020
The United States of America as represented by the Secretary of the Navy
Craig Matzdorf
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Alkaline cleaning compositions for metal substrates
Patent number
10,577,507
Issue date
Mar 3, 2020
PRC-DeSoto International, Inc.
Eric L. Morris
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Dyed trivalent chromium conversion coatings and methods of using same
Patent number
10,533,254
Issue date
Jan 14, 2020
Chemeon Surface Technology, LLC
Sjon Westre
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Formulation for the etching of polymer materials prior to coating o...
Patent number
10,501,852
Issue date
Dec 10, 2019
AVANZARE INNOVACIÓN TECNOLÓGICA, S,L.
Julio Gomez Cordon
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Sealing process for an anodized aluminum-alloy surface
Patent number
10,480,093
Issue date
Nov 19, 2019
United Technologies Corporation
Bart Antonie van Hassel
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
pH stable trivalent chromium coating solutions
Patent number
10,400,338
Issue date
Sep 3, 2019
Chemeon Surface Technology, LLC
Jake Cruson
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Process for the manufacturing of a steel strip for packaging and as...
Patent number
10,337,106
Issue date
Jul 2, 2019
Arcelormittal
Mathias Stouff
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for making corrosion resistant coating
Patent number
10,294,570
Issue date
May 21, 2019
Hamilton Sundstrand Corporation
Mark R. Jaworowski
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
AQUEOUS SURFACE TREATMENT AGENT AND SURFACE-TREATED METAL
Publication number
20250003077
Publication date
Jan 2, 2025
NIPPON PAINT SURF CHEMICALS CO., LTD.
Shota SASAKI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HEXAVALENT CHROMIUM-FREE WATER-BASED SURFACE TREATMENT SOLUTION, SU...
Publication number
20240360563
Publication date
Oct 31, 2024
NIPPON PAINT SURF CHEMICALS CO., LTD.
Toshiaki SHIMAKURA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD FOR COATING ZINC DIE-CAST PARTS, MULTI-LAYERED COATING FOR T...
Publication number
20240254631
Publication date
Aug 1, 2024
FNT-GMBH
Volker MÜHLBERGER
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
SURFACE-TREATED STEEL SHEET AND METHOD OF PRODUCING THE SAME
Publication number
20240068107
Publication date
Feb 29, 2024
JFE STEEL CORPORATION
Takashi UENO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
COMPOSITION FOR SURFACE TREATMENT OF STEEL SHEET AND STEEL SHEET US...
Publication number
20240052496
Publication date
Feb 15, 2024
POSCO Co., Ltd
Changhoon Choi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD FOR DEPOSITING A CHROMIUM-COMPRISING PASSIVATION LAYER ON A...
Publication number
20240035165
Publication date
Feb 1, 2024
Atotech Deutschland GmbH & Co. KG
Sebastian HAHN
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
CR(III) BASED DRY-IN-PLACE COATING COMPOSITION FOR ZINC COATED STEEL
Publication number
20230374665
Publication date
Nov 23, 2023
Henkel AG & Co. KGaA
Priya Thakur
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
IMPROVED CR(III)-BASED PASSIVATION FOR ZINC-ALUMINUM COATED STEEL
Publication number
20230349048
Publication date
Nov 2, 2023
Henkel AG & Co. KGaA
Aditi Jadhav
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
PROCESS FOR COATING ONTO GALVANIZED SURFACES
Publication number
20230332296
Publication date
Oct 19, 2023
BORCELIK CELIK SAN. TIC. A. S.
Derya TABAK
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
PROCESS FOR IMPROVING CHARACTERISTICS OF GALVANIZED SURFACES
Publication number
20230332294
Publication date
Oct 19, 2023
BORCELIK CELIK SAN. TIC. A. S.
Derya TABAK
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
APPLICATION OF TYPE II CHEMICAL CONVERSION COATINGS (CCCS) USING FO...
Publication number
20230304161
Publication date
Sep 28, 2023
HAMILTON SUNDSTRAND CORPORATION
Cody Coogan
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
CHEMICAL CONVERSION TREATMENT SOLUTION, CHEMICAL CONVERSION TREATME...
Publication number
20230304160
Publication date
Sep 28, 2023
DIPSOL CHEMICALS CO., LTD.
Ryuta KASHIO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD FOR FORMING A BLACK-PASSIVATION LAYER ON A ZINC-IRON ALLOY A...
Publication number
20230160068
Publication date
May 25, 2023
Atotech Deutschland GmbH & Co. KG
Zdenek STARKBAUM
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
ANTI-CORROSION COATINGS
Publication number
20230101282
Publication date
Mar 30, 2023
GENERAL ELECTRIC COMPANY
Mamatha Nagesh
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
PASSIVATION COMPOSITION AND METHOD FOR DEPOSITING A CHROMIUM-COMPRI...
Publication number
20220411934
Publication date
Dec 29, 2022
Atotech Deutschland GmbH & Co. KG
Lukas BEDRNIK
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
TRIVALENT CHROMIUM CHEMICAL CONVERSION TREATMENT LIQUID FOR ZINC OR...
Publication number
20220396884
Publication date
Dec 15, 2022
DIPSOL CHEMICALS CO., LTD.
Ryouji IWANAGA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
SURFACE TREATMENT SOLUTION COMPOSITION CONTAINING TRIVALENT CHROMIU...
Publication number
20210388504
Publication date
Dec 16, 2021
POSCO
Soo-Hyoun CHO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
HIGH-DESIGN SLIDING MEMBER
Publication number
20210130961
Publication date
May 6, 2021
NISSAN MOTOR CO., LTD.
Satoshi WATANABE
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Surface Treatment Agent, and Aluminum or Aluminum Alloy Material Ha...
Publication number
20210071304
Publication date
Mar 11, 2021
Yusuke Yamamoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Systems and Methods for Treating a Metal Substrate
Publication number
20210040621
Publication date
Feb 11, 2021
PRC-DeSoto International, Inc.
Eric L. Morris
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
CORROSION BARRIERS FOR HEAT EXCHANGERS
Publication number
20210025662
Publication date
Jan 28, 2021
HAMILTON SUNDSTRAND CORPORATION
Steven Poteet
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Metallic Material Surface Treatment Agent, Metallic Material Having...
Publication number
20200362461
Publication date
Nov 19, 2020
Nihon Parkerizing Co., Ltd.
Yusuke Yamamoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
PROCESS AND COMPOSITION FOR TREATING METAL SURFACES USING TRIVALENT...
Publication number
20200325582
Publication date
Oct 15, 2020
BULK CHEMICALS, INC.
Jose B. Rivera
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
SOLUTION COMPOSITION CONTAINING TRIVALENT CHROMIUM FOR SURFACE TREA...
Publication number
20200291527
Publication date
Sep 17, 2020
POSCO
Soo-Hyoun CHO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
ANTI-CORROSION COATING METHOD
Publication number
20200199757
Publication date
Jun 25, 2020
Goodrich Actuation Systems Limited
Jasbir Singh AUJLA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Dyed Trivalent Chromium Conversion Coatings and Methods of Using Same
Publication number
20200141005
Publication date
May 7, 2020
CHEMEON Surface Technology, LLC
Sjon Westre
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
FORMULATION FOR THE ETCHING OF POLYMER MATERIALS PRIOR TO COATING O...
Publication number
20200080203
Publication date
Mar 12, 2020
AVANZARE INNOVACIÓN TECNOLÓGICA, S.L.
Julio GOMEZ CORDON
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
PASSIVE COATINGS FOR BULK ALUMINUM AND POWDER PIGMENTS
Publication number
20200079963
Publication date
Mar 12, 2020
United States of America as represented by the Secretary of the Navy
Craig Matzdorf
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
TERNARY ZINC-NICKEL-IRON ALLOYS AND ALKALINE ELECTROLYTES OR PLATIN...
Publication number
20200071843
Publication date
Mar 5, 2020
COVENTYA, INC.
George Bokisa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Threaded Connection for Oil Country Tubular Goods and Method for Pr...
Publication number
20200072405
Publication date
Mar 5, 2020
NIPPON STEEL CORPORATION
Masanari Kimoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...