F22B 27/16
Involving spray nozzles for sprinkling or injecting water particles on to or
Official title: involving spray nozzles for sprinkling or injecting water particles on to or into hot heat-exchange elements, e.g. into tubes {(F22B1/287 takes precedence)}
F22B27/16 (Involving spray nozzles for sprinkling or injecting water particles on to or) appears on 60 US grants and 55 published applications in this corpus.
Search patents in F22B- Granted patents
- 60
- Published applications
- 55
- Assignees
- 36
- Inventors
- 126
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 5 |
| 2003 | 3 | 1 |
| 2004 | 3 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 2 | 3 |
| 2010 | 0 | 1 |
| 2011 | 1 | 3 |
| 2012 | 3 | 3 |
| 2013 | 1 | 3 |
| 2014 | 0 | 1 |
| 2015 | 1 | 2 |
| 2016 | 1 | 7 |
| 2017 | 1 | 2 |
| 2018 | 4 | 4 |
| 2019 | 7 | 2 |
| 2020 | 1 | 2 |
| 2021 | 2 | 1 |
| 2022 | 1 | 7 |
| 2023 | 4 | 2 |
| 2024 | 3 | 2 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Steam generator for fuel cell system27 Jan 2026US 12,535,208 B2Ceres Intellectual Property Company Limited
- Water heater receiving humidified air4 Mar 2025US 12,241,654 B2Kyungdong Navien Co., Ltd.
- Steam generation apparatus24 Sep 2024US 12,098,842 B2The Bizser Co., Ltd.
- Steam generator tool3 Sep 2024US 12,078,043 B2General Energy Recovery, Inc.
- High-pressure instant steam generator9 Apr 2024US 11,953,197 B2CleanNesta LLC
- Steam generator tool19 Dec 2024US 2024/0418066 A1General Energy Recovery, Inc.
- Steam generator and method24 Oct 2024US 2024/0353093 A1
- Water heater receiving humidified air4 May 2023US 2023/0139832 A1Kyungdong Navien Co., Ltd.
- Spraying and re-heating vapor reactor and generator apparatus using the same23 Mar 2023US 2023/0089183 A1Big Sun Energy Technology Inc.
- Steam generation apparatus17 Nov 2022US 2022/0364721 A1The Bizser Co., Ltd.
Most cited
By later US patents
- Combination oven with three-stage water atomizer59US 6,188,045 B1Alto-Shaam, Inc. · 2001
- Steam generator for convection oven40US 5,394,791 APremark FEG L.L.C. · 1995
- Accelerated water evaporation system33US 6,637,379 B2A. Western Pump & Dredge, Inc. · 2003
- Electrically heated facial sauna vapor generating apparatus30US 4,616,122 AClairol Incorporated · 1986
- Feeder tube and an apparatus for enabling heat transfer between a first fluid and an elongate element22US 5,217,065 AElectricity Association Technology Limited · 1993