- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F27D - Details or accessories of furnaces, kilns, ovens or retorts, in so far as they are of kinds occurring in more than one kind of furnace
- F27D 3/14 - Charging or discharging liquid or molten material
Patent holdings for IPC class F27D 3/14
Total number of patents in this class: 272
10-year publication summary
|
34
|
22
|
19
|
16
|
18
|
13
|
20
|
11
|
15
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Molten Metal Equipment Innovations, LLC | 99 |
51 |
| Krosakiharima Corporation | 284 |
15 |
| Pyrotek, Inc. | 200 |
13 |
| Novelis Inc. | 752 |
12 |
| ArcelorMittal | 2315 |
9 |
| Nippon Electric Glass Co., Ltd. | 2465 |
8 |
| ATI Properties LLC | 204 |
6 |
| Metso Metals Oy | 207 |
6 |
| Boildec Oy | 6 |
5 |
| Nippon Steel Corporation | 6296 |
5 |
| Korea Hydro & Nuclear Power Co., Ltd. | 467 |
4 |
| POSCO | 2184 |
4 |
| Crucible Intellectual Property, LLC | 90 |
3 |
| Fives North American Combustion, Inc. | 45 |
3 |
| General Kinematics Corporation | 141 |
3 |
| Hydro Aluminium Rolled Products GmbH | 117 |
3 |
| Outotec (Finland) Oy | 480 |
3 |
| StrikoWestofen GmbH | 27 |
3 |
| Zmag, Ltd. | 19 |
3 |
| Continuum Powders Corporation | 28 |
3 |
| Other owners | 110 |