- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F22B - Methods of steam generation; steam 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: 21
10-year publication summary
|
2
|
1
|
3
|
3
|
1
|
1
|
0
|
1
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| XDI Holdings, LLC | 68 |
6 |
| Steamex Group AB | 3 |
2 |
| World Energy Systems Incorporated | 27 |
2 |
| Betser-zilevitch, Maoz | 13 |
1 |
| Chromalox, Inc. | 63 |
1 |
| ConocoPhillips Company | 1657 |
1 |
| Her Majesty the Queen in right of Canada, as represented by the Minister of Natural Resources | 105 |
1 |
| Praxair Technology, Inc. | 1367 |
1 |
| Washington University | 1473 |
1 |
| Westinghouse Electric Company LLC | 1087 |
1 |
| Cscu Petrotech Corporation | 2 |
1 |
| Vale Soluções EM Energia S.A. - VSE | 6 |
1 |
| Safesam AB | 1 |
1 |
| Steamology Motion Ltd | 3 |
1 |
| Other owners | 0 |