F28B 3/04
Condensers in which the steam or vapour comes into direct contact with
Official title: by injecting cooling liquid into the steam or vapour (F28B3/08 takes precedence)
F28B3/04 (Condensers in which the steam or vapour comes into direct contact with) appears on 29 US grants and 27 published applications in this corpus.
Search patents in F28B- Granted patents
- 29
- Published applications
- 27
- Assignees
- 38
- Inventors
- 81
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 2 | 0 |
| 2012 | 0 | 2 |
| 2013 | 1 | 4 |
| 2014 | 2 | 2 |
| 2015 | 4 | 5 |
| 2016 | 4 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 2 |
| 2019 | 2 | 3 |
| 2020 | 2 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Tunnel type hybrid cooling steam recycling apparatus21 Apr 2026US 12,607,410 B2Big Sun Energy Technology Inc.
- Cooling tower water distribution system21 Apr 2020US 10,627,176 B2Baltimore Aircoil Company, Inc.
- Connection system for condenser and steam turbine and methods of assembling the same25 Feb 2020US 10,570,781 B2General Electric Technology GmbH
- Cooling tower water distribution system17 Sep 2019US 10,415,902 B2Baltimore Aircoil Company, Inc.
- System for generating electrical power from low temperature steam12 Mar 2019US 10,228,125 B2Intex Holdings Pty Ltd
- Tunnel type hybrid cooling steam recycling apparatus14 Nov 2024US 2024/0377139 A1Big Sun Energy Technology Inc.
- Fluid interception device for a medical cleaning system1 Feb 2024US 2024/0033388 A1W&H Sterilization S.r.l.
- Cooling tower water distribution system14 Nov 2019US 2019/0346221 A1Baltimore Aircoil Company, Inc.
- Connection system for condenser and steam turbine and methods of assembling the same19 Sep 2019US 2019/0285120 A1General Electric Technology GmbH
- Combined Solids-Producing Direct-Contact Exchange and Separations4 Apr 2019US 2019/0099693 A1
Most cited
By later US patents
- Process for cooling down a hot flue gas stream73US 7,655,071 B2Shell Oil Company · 2010
- Direct coolant contact vapor condensing35US 9,313,920 B2International Business Machines Corporation · 2016
- Fuel cell cooling and recirculation system33US 4,362,789 AWestinghouse Electric Corp. · 1982
- Method and apparatus for high-efficiency direct contact condensation19US 5,925,291 AMidwest Research Institute · 1999
- Cooling tower water distribution system11US 10,627,176 B2Baltimore Aircoil Company, Inc. · 2020