- All sections
- C - Chemistrymetallurgy
- C10J - Production of gases containing carbon monoxide and hydrogen from solid carbonaceous materials by partial oxidation processes involving oxygen or steam carburetting air or other gases
- C10J 3/52 - Ash-removing devices
Patent holdings for IPC class C10J 3/52
Total number of patents in this class: 146
10-year publication summary
|
10
|
7
|
7
|
9
|
8
|
8
|
7
|
5
|
5
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Air Products and Chemicals, Inc. | 1474 |
13 |
| Uhde GmbH | 119 |
10 |
| Mitsubishi Power, Ltd. | 1836 |
10 |
| ThyssenKrupp Uhde GmbH | 385 |
9 |
| Mitsubishi Hitachi Power Systems, Ltd. | 991 |
8 |
| Shell Internationale Research Maatschappij B.V. | 3390 |
4 |
| Mitsubishi Heavy Industries, Ltd. | 9204 |
4 |
| Gas Technology Institute | 332 |
4 |
| Aries Clean Technologies, LLC | 23 |
4 |
| General Electric Company | 13982 |
3 |
| Siemens AG | 23956 |
3 |
| CCG Energy Technology Company Ltd. | 12 |
3 |
| Lummus Technology Inc. | 284 |
3 |
| ThyssenKrupp Industrial Solutions AG | 630 |
3 |
| UPM-Kymmene Corporation | 1007 |
3 |
| Korea Institute of Energy Research | 902 |
2 |
| Linde Aktiengesellschaft | 1411 |
2 |
| Aries Gasification, LLC | 19 |
2 |
| Sumitomo Shi FW Energia Oy | 62 |
2 |
| GIDARA Energy B.V. | 21 |
2 |
| Other owners | 52 |