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  • All sections
  • C - Chemistrymetallurgy
  • C23C - Coating metallic materialcoating material with metallic materialsurface treatment of metallic material by diffusion into the surface, by chemical conversion or substitutioncoating by vacuum evaporation, by sputtering, by ion implantation or by chemical vapour deposition, in general
  • C23C 2/18 - Removing excess of molten coatings from elongated material

Patent holdings for IPC class C23C 2/18

Total number of patents in this class: 65

10-year publication summary

5
9
7
7
3
5
8
3
6
2
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
ArcelorMittal
2254
13
Fontaine Engineering und Maschinen GmbH
30
8
POSCO Co., Ltd.
1558
6
Daiwa Steel Tube Industries Co., Ltd.
11
4
JFE Steel Corporation
6806
4
Nippon Steel Corporation
6195
4
Tata Steel Ijmuiden B.V.
305
3
ThyssenKrupp Steel Europe AG
952
3
Voestalpine Stahl GmbH
354
3
Nisshin Steel Co., Ltd.
394
2
POSCO
2188
2
Hitachi Metals, Ltd.
1988
1
Dongbu Steel Co., Ltd.
10
1
Nippon Steel & Sumitomo Metal Corporation
1988
1
NV Bekaert SA
749
1
Primetals Technologies Japan, Ltd.
162
1
Tata Steel Nederland Technology BV
151
1
Western Technologies, Inc.
5
1
Nippon Steel Coated Sheet Corporation
30
1
KISWire Sdn. Bhd
3
1
Other owners 4

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