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  • All sections
  • C - Chemistrymetallurgy
  • C25C - Processes for the electrolytic production, recovery or refining of metalsapparatus therefor
  • C25C 3/10 - External supporting frames or structures

Patent holdings for IPC class C25C 3/10

Total number of patents in this class: 85

10-year publication summary

13
7
5
3
4
10
4
4
3
3
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Rio Tinto ALCAN International Limited
219
20
Dubai Aluminium PJSC
68
10
Elysis Limited Partnership
52
9
Alumatiq AS
9
9
Norsk Hydro ASA
247
8
E.c.l.
19
5
Alcoa USA Corp.
201
3
Fives Ecl.
24
3
Hatch Ltd.
221
2
Storvik AS
9
2
Aluminium Smelter Developments Pty Ltd
6
1
China Aluminum International Engineering Corporation Limited
80
1
Element Six Technologies Limited
207
1
Obshchestvo S Ogranichennoy Otvetstvennost'yu "obedinennaya Kompaniya RUSAL Inzhenerno-tekhnologicheskiy Tsentr"
140
1
United Company RUSAL Engineering and Technology Centre LLC
21
1
DMC Global Inc.
63
1
Boston Electrometallurgical Corporation
22
1
Obshestvo S Ogranichennoy Otvetstvennost'yu "obedinennaya Kompaniya RUSAL Inzhenerno-tekhnologicheskiy Tsentr"
5
1
Pedonese Services Pty Ltd
1
1
Gilman Industries LLC
2
1
Other owners 4

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