F23J 2217/30
Intercepting solids: by screens
Official title: by screens
F23J2217/30 (Intercepting solids: by screens) appears on 19 US grants and 16 published applications in this corpus.
Search patents in F23J- Granted patents
- 19
- Published applications
- 16
- Assignees
- 13
- Inventors
- 52
- Latest grant
- 26 Nov 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 3 |
| 2009 | 1 | 0 |
| 2010 | 3 | 1 |
| 2011 | 0 | 2 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 0 | 0 |
| 2019 | 2 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Duct wall surface structure26 Nov 2019US 10,488,040 B2Mitsubishi Hitachi Power Systems, Ltd.
- Exhaust duct and boiler18 Jun 2019US 10,323,844 B2Mitsubishi Hitachi Power Systems, Ltd.
- Urea decomposition and improved SCR NOx reduction on industrial and small utility boilers29 Aug 2017US 9,746,177 B2Peerless Mfg.Co
- Gas distributor for granular moving-bed filter25 Nov 2014US 8,894,736 B2Institute of Nuclear Energy Research Atomic Energy Council, Executive Yuan
- System and method for protection of SCR catalyst2 Jul 2013US 8,475,573 B2Babcock & Wilcox Power Generation Group, Inc.
- Gas burner assembly4 Nov 2021US 2021/0341177 A1
- Exhaust duct and boiler16 Nov 2017US 2017/0328564 A1Mitsubishi Hitachi Power Systems, Ltd.
- Method And Apparatus For Separation Of Offgas In The Combustion Of Particular Metals12 Jan 2017US 2017/0008765 A1Siemens Aktiengesellschaft
- Duct wall surface structure22 Sep 2016US 2016/0273766 A1Mitsubishi Hitachi Power Systems, Ltd.
- Urea Decomposition And Improved Scr Nox Reduction On Industrial And Small Utility Boilers15 May 2014US 2014/0134061 A1Peerless Mfg.Co
Most cited
By later US patents
- Methods and systems for advanced gasifier solids removal30US 7,744,663 B2General Electric Company · 2010
- Apparatus and methods for catalytic, low temperature degradation of medical waste and other organic materials24US 5,676,070 A1997
- Thermally balanced air flow chimney18US 4,608,963 ASimpson Dura Vent Company, Inc. · 1986
- Method and apparatus for the enhanced removal of aerosols and vapor phase contaminants from a gas stream17US 7,731,781 B2Electric Power Research Institute, Inc. · 2010
- Fire prevention filter for chimneys and the like13US 4,279,629 A1981