- All sections
- C - Chemistrymetallurgy
- C21D - Modifying the physical structure of ferrous metalsgeneral devices for heat treatment of ferrous or non-ferrous metals or alloysmaking metal malleable, e.g. by decarburisation or tempering
- C21D 5/04 - Heat treatment of cast-iron of white cast-iron
Patent holdings for IPC class C21D 5/04
Total number of patents in this class: 10
10-year publication summary
|
0
|
1
|
0
|
3
|
0
|
1
|
0
|
2
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Weir Minerals Australia, Ltd. | 307 |
6 |
| Townley Foundry & Machine Co., Inc. | 6 |
1 |
| Eddy Pump Corporation | 41 |
1 |
| HD Hyundai Infracore Co., Ltd | 274 |
1 |
| Strato Technology Solutions, LLC | 28 |
1 |
| Other owners | 0 |