F28B 9/02
Auxiliary systems, arrangements, or devices: for feeding steam or vapour to condensers
Official title: for feeding steam or vapour to condensers
F28B9/02 (Auxiliary systems, arrangements, or devices: for feeding steam or vapour to condensers) appears on 52 US grants and 70 published applications in this corpus.
Search patents in F28B- Granted patents
- 52
- Published applications
- 70
- Assignees
- 48
- Inventors
- 114
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 2 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 2 |
| 2006 | 2 | 4 |
| 2007 | 1 | 1 |
| 2008 | 3 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 3 |
| 2013 | 0 | 5 |
| 2014 | 1 | 3 |
| 2015 | 2 | 8 |
| 2016 | 0 | 4 |
| 2017 | 7 | 7 |
| 2018 | 2 | 3 |
| 2019 | 1 | 6 |
| 2020 | 8 | 5 |
| 2021 | 5 | 3 |
| 2022 | 3 | 2 |
| 2023 | 3 | 5 |
| 2024 | 2 | 0 |
| 2025 | 3 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Air-cooled steam condenser with improved second stage condenser4 Mar 2025US 12,241,686 B2Evapco, Inc.
- Advanced large scale field-erected air cooled industrial steam condenser25 Jun 2024US 12,018,891 B2Evapco, Inc.
- Advanced large scale field-erected air cooled industrial steam condenser19 Mar 2024US 11,933,542 B2Evapco, Inc.
- Advanced large scale field-erected air cooled industrial steam condenser18 Jun 2026US 2026/0168732 A1
- Air-cooled steam condenser with improved second stage condenser23 Oct 2025US 2025/0327623 A1
- Advanced large scale field-erected air cooled industrial steam condenser13 Mar 2025US 2025/0085057 A1Evapco, Inc.
- Advanced large scale field-erected air cooled industrial steam condenser10 Aug 2023US 2023/0251038 A1Evapco, Inc.
- Advanced Large Scale Field-Erected Air Cooled Industrial Steam Condenser3 Aug 2023US 2023/0243592 A1Evapco, Inc.
Most cited
By later US patents
- Compression and condensation of turbine exhaust steam88US 6,484,503 B12002
- Condenser system, and condensate vessel assembly for power plant40US 10,788,267 B2General Electric Company · 2020
- Apparatus for condensation of steam18US 6,474,272 B2GEA Energietechnik GmbH · 2002
- Modular air cooled condenser apparatus and method14US 9,551,532 B2SPX Dry Cooling USA LLC · 2017
- Exhaust-steam pipeline for a steam power plant11US 7,168,448 B2GEA Energietechnik GmbH · 2007