F23D 11/34
Burners using a direct spraying action of liquid droplets or vaporised liquid
Official title: by ultrasonic means
F23D11/34 (Burners using a direct spraying action of liquid droplets or vaporised liquid) appears on 86 US grants and 15 published applications in this corpus.
Search patents in F23D- Granted patents
- 86
- Published applications
- 15
- Assignees
- 38
- Inventors
- 117
- Latest grant
- 5 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 7 | 0 |
| 1978 | 8 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 8 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 9 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 1 |
| 2003 | 2 | 2 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 3 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 2 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Vapor injection system for a plasma reactor and method of use thereof5 Aug 2025US 12,381,066 B2
- Fuel vaporizer for fuel injected engines and utility applications2 Feb 2021US 10,907,586 B2Diesel Solutions, LLC
- Ultrasonic liquid treatment and delivery system and process19 Jan 2016US 9,239,036 B2Kimberly-Clark Worldwide, Inc.
- Nozzle body for a liquid droplet spray device31 Dec 2013US 8,616,465 B2EP Systems SA
- Ultrasonic atomizing nozzle with cone-spray feature24 Dec 2013US 8,613,400 B2Spraying Systems Co.
- Vapor injection system for a plasma reactor and method of use thereof16 Jan 2025US 2025/0022687 A1Nox Box Technologies LLC
- Fuel vaporizer for fuel injected engines and utility applications20 Sep 2018US 2018/0266370 A1Diesel Solutions, LLC
- Burner for a gas turbine, and a gas turbine3 Aug 2017US 2017/0219210 A1Siemens Aktiengesellschaft
- Supersonic injection nozzle with integrated spray width control device10 Dec 2015US 2015/0352569 A1Taesan Coating Eng
- Ultrasonic liquid treatment and delivery system and process22 Aug 2013US 2013/0214055 A9Kimberly-Clark Worldwide, Inc.
Most cited
By later US patents
- Piezoelectric oscillated nozzle159US 4,533,082 AMatsushita Electric Industrial Co., Ltd. · 1985
- Ultrasonic liquid atomizer having an axially-extending liquid feed passage146US 4,352,459 ASono-Tek Corporation · 1982
- Ultrasonic liquid ejecting apparatus138US 4,605,167 AMatsushita Electric Industrial Co., Ltd. · 1986
- Liquid atomizer including vibrator131US 4,465,234 AMatsushita Electric Industrial Co., Ltd. · 1984
- Ultrasonic humidifiers, atomizers and the like129US 4,085,893 A1978