F23D 11/28
With flow-back of fuel at the burner
Official title: with flow-back of fuel at the burner, e.g. using by-pass
F23D11/28 (With flow-back of fuel at the burner) appears on 15 US grants and 4 published applications in this corpus.
Search patents in F23D- Granted patents
- 15
- Published applications
- 4
- Assignees
- 13
- Inventors
- 35
- Latest grant
- 30 Dec 2014
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 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 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Cooled pilot fuel lance30 Dec 2014US 8,919,126 B2Siemens Aktiengesellschaft
- Method and device for injecting fuel into the combustion chamber of an internal combustion engine29 Apr 2014US 8,708,247 B2Robert Bosch GmbH
- Flow rate sensor, flow meter, and discharge rate control apparatus for liquid discharge machines18 Nov 2003US 6,647,777 B1Mitsui Mining & Smelting Co., Ltd.
- Recirculating gear pump for vehicle heater11 Jan 2000US 6,012,646 A
- System for supplying fuel to and cooling a fuel injector of a dual head combustion chamber29 Oct 1996US 5,568,721 ASociete Nationale d'Etude et de Construction de Moteurs D'Aviation "S.N.E.C.M A."
- Cooled pilot fuel lance6 Mar 2014US 2014/0060071 A1Siemens Aktiengesellschaft
- Pressure swirl atomizer with swirl-assisting configuration20 Oct 2011US 2011/0253809 A1
- Method and device for injecting fuel into the combustion chamber of an internal combustion engine4 Aug 2011US 2011/0186647 A1Robert Bosch GmbH
- Spill return nozzle18 Feb 2010US 2010/0038449 A1
Most cited
By later US patents
- System for supplying fuel to and cooling a fuel injector of a dual head combustion chamber19US 5,568,721 ASociete Nationale d'Etude et de Construction de Moteurs D'Aviation "S.N.E.C.M A." · 1996
- Flow rate sensor, flow meter, and discharge rate control apparatus for liquid discharge machines9US 6,647,777 B1Mitsui Mining & Smelting Co., Ltd. · 2003
- Atomizers8US 3,993,247 AClarke Chapman Limited · 1976
- By-pass nozzles8US 4,186,877 ADelavan Manufacturing Corporation · 1980
- Multi fluid injectors7US 3,985,301 ASpectus Oil Burner, Ltd. · 1976