F22B 15/00
Water-tube boilers of horizontal type, i.e. the water-tube sets being arranged horizontally
F22B15/00 (Water-tube boilers of horizontal type, i.e. the water-tube sets being arranged horizontally) appears on 36 US grants and 45 published applications in this corpus.
Search patents in F22B- Granted patents
- 36
- Published applications
- 45
- Assignees
- 40
- Inventors
- 96
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2006 | 2 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 4 |
| 2012 | 0 | 3 |
| 2013 | 1 | 5 |
| 2014 | 3 | 4 |
| 2015 | 2 | 8 |
| 2016 | 3 | 5 |
| 2017 | 5 | 1 |
| 2018 | 8 | 3 |
| 2019 | 2 | 1 |
| 2020 | 3 | 0 |
| 2021 | 1 | 1 |
| 2022 | 1 | 4 |
| 2023 | 0 | 0 |
| 2024 | 1 | 3 |
| 2025 | 3 | 0 |
By publication year.
Recent patents
- Heat pipe unit and waste heat recovery boiler including same23 Sep 2025US 12,422,193 B2Doosan Enerbility Co., Ltd.
- Oxy-PFBC temperature management through staged gas injection and gas velocity management24 Jun 2025US 12,338,991 B2Gas Technology Institute
- Heat exchanger tube block, exhaust heat recovery boiler, and method of constructing exhaust heat recovery boiler24 Jun 2025US 12,339,077 B2Kawasaki Jukogyo Kabushiki Kaisha
- Heat exchanger with pipe bundle19 Nov 2024US 12,146,656 B2Alfa Laval Aalborg Header-coil Company A/S
- Boiler28 Jun 2022US 11,371,695 B2Clean Planet Inc.
- Production of synthetic hydrocarbons5 Dec 2024US 2024/0400908 A1Arcadia eFuels US Inc.
- Steam generator and method24 Oct 2024US 2024/0353093 A1
- Heat pipe unit and waste heat recovery boiler including same30 May 2024US 2024/0175639 A1Doosan Enerbility Co., Ltd.
- Oxy-pfbc temperature management through staged gas injection and gas velocity management3 Nov 2022US 2022/0349571 A1Gas Technology Intitute
- Heat exchanger with pipe bundle13 Oct 2022US 2022/0325884 A1Aalborg Csp A/S
Most cited
By later US patents
- Tube assembly for a boiler9US 7,137,360 B1Prime Boilers Inc. · 2006
- Steam generation apparatus and associated control system and methods for providing a desired injection pressure6US 9,303,866 B2Skavis Corporation · 2016
- Steam generation apparatus and associated control system and methods for providing venting6US 9,310,070 B2Skavis Corporation · 2016
- Flow control devices and methods for a once-through horizontal evaporator6US 9,746,174 B2General Electric Technology GmbH · 2017
- Downdraft boiler with turbulators5US 7,013,843 B1Slant/Fin Corporation · 2006