F23K 1/02
Mixing solid fuel with a liquid
Official title: Mixing solid fuel with a liquid, e.g. preparing slurries
F23K1/02 (Mixing solid fuel with a liquid) appears on 50 US grants and 21 published applications in this corpus.
Search patents in F23K- Granted patents
- 50
- Published applications
- 21
- Assignees
- 34
- Inventors
- 90
- Latest grant
- 1 Jun 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 1 | 1 |
| 2010 | 0 | 3 |
| 2011 | 2 | 2 |
| 2012 | 1 | 2 |
| 2013 | 3 | 1 |
| 2014 | 1 | 2 |
| 2015 | 2 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 2 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
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- Smart waste container21 Feb 2019US 2019/0054475 A1Zohar Clean Tech. Ltd.
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- Method of operating a furnace21 Apr 2016US 2016/0109123 A1Glencore Technology Pty Limited
Most cited
By later US patents
- Combination of supercritical wet combustion and compressed air energy storage112US 4,593,202 ADipac Associates · 1986
- Coal slurry system65US 4,765,781 ASouthwestern Public Service Company · 1988
- Pollutant-free low temperature slurry combustion process utilizing the super-critical state59US 4,292,953 A1981
- Technical and economic optimization of combustion, nitrogen oxides, sulfur dioxide, mercury, carbon dioxide, coal ash and slag and coal slurry use in coal fired furnaces/boilers56US 7,553,463 B22009
- Pollution-free low temperature slurry combustion process utilizing the super-critical state55US 4,380,960 A1983