- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F22B - Methods of steam generationsteam boilers
- F22B 1/26 - Steam boilers of submerged-flame type, i.e. the flame being surrounded by, or impinging on, the water to be vaporised
Patent holdings for IPC class F22B 1/26
Total number of patents in this class: 22
10-year publication summary
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3
|
3
|
1
|
1
|
0
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1
|
1
|
1
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2
|
1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Steamex Group AB | 2 |
2 |
| World Energy Systems Incorporated | 22 |
2 |
| XDI Holdings, LLC | 20 |
2 |
| Heat IP Holdco, LLC | 49 |
2 |
| Heat IP Holdco, LLC | 27 |
2 |
| Alcoa of Australia Limited | 40 |
1 |
| Chromalox, Inc. | 57 |
1 |
| ConocoPhillips Company | 1716 |
1 |
| Her Majesty the Queen in right of Canada, as represented by the Minister of Natural Resources | 105 |
1 |
| Praxair Technology, Inc. | 1214 |
1 |
| Washington University | 1757 |
1 |
| Westinghouse Electric Company LLC | 1198 |
1 |
| Cscu Petrotech Corporation | 2 |
1 |
| Vale Soluções EM Energia S.A. - VSE | 6 |
1 |
| Safesam AB | 1 |
1 |
| Steamology Motion Ltd | 3 |
1 |
| Jiangsu Unobstruct Petroleum Technology Service Co., Ltd. | 2 |
1 |
| Other owners | 0 |