F23N 2237/22
Water injection
Official title: water injection
F23N2237/22 (Water injection) appears on 18 US grants and 14 published applications in this corpus.
Search patents in F23N- Granted patents
- 18
- Published applications
- 14
- Assignees
- 13
- Inventors
- 64
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 2 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 2 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 1 | 2 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 2 |
| 2023 | 0 | 2 |
| 2024 | 1 | 1 |
| 2025 | 2 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Monitoring and maintaining flare tip temperatures4 Aug 2026US 12,698,896 B2Saudi Arabian Oil Company
- Method of assessment of the quality of the burn of the gases in the flare and adjustment to the vapor flow rate in a continuous and constant way19 Aug 2025US 12,392,488 B2Faculdades Catolicas
- Water heater receiving humidified air4 Mar 2025US 12,241,654 B2Kyungdong Navien Co., Ltd.
- Gas turbine water injection for emissions reduction9 Apr 2024US 11,952,940 B2Siemens Energy Global GmbH & Co. KG
- Systems and methods for flame holding avoidance in gas turbine combustors15 Feb 2022US 11,248,536 B2General Electric Company
- Water heater24 Jul 2025US 2025/0237384 A1Kyungdong Navien Co., Ltd.
- Monitoring and maintaining flare tip temperatures11 Jan 2024US 2024/0011632 A1Saudi Arabian Oil Company
- Water heater receiving humidified air4 May 2023US 2023/0139832 A1Kyungdong Navien Co., Ltd.
- Method of assessment of the quality of the burn of the gases in the flare and adjustment to the vapor flow rate in a continuous and constant way20 Apr 2023US 2023/0120460 A1Faculdades Catolicas
- Gas turbine water injection for emissions reduction7 Jul 2022US 2022/0213837 A1Siemens Energy Global GmbH & Co. KG
Most cited
By later US patents
- Automatic combustion control method and apparatus35US 4,375,950 A1983
- Solid waste-to-steam incinerator capacity enhancement by combined oxygen enrichment and liquid quench17US 5,052,310 AAir Products and Chemicals, Inc. · 1991
- Combustible atmosphere furnace control system12US 5,189,963 A1993
- Method for operating an incinerator with simultaneous control of temperature and products of incomplete combustion11US 5,176,086 APraxair Technology, Inc. · 1993
- Method of operating a burner and burner configuration10US 6,490,867 B2Siemens Aktiengesellschaft · 2002