F22B 33/16
Of forced-flow type
Official title: of forced-flow type
F22B33/16 (Of forced-flow type) appears on 6 US grants and 2 published applications in this corpus.
Search patents in F22B- Granted patents
- 6
- Published applications
- 2
- Assignees
- 5
- Inventors
- 13
- Latest grant
- 5 Jan 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Energy saving boiler system of steam supply5 Jan 2021US 10,883,713 B2Guangdong University of Technology
- Transition casting for boiler with steam cooled upper furnace9 Apr 2019US 10,253,972 B2The Babcock & Wilcox Company
- Combined cycle power plant5 Feb 1991US 4,989,405 ASolar Turbines Incorporated
- Steam generators and combined cycle power plants employing the same9 Dec 1986US 4,627,386 ASolar Turbines Incorporated
- Heat recovery steam generator26 Feb 1985US 4,501,233 ABabcock-Hitachi Kabushiki Kaisha
Most cited
By later US patents
- Heat recovery steam generator23US 4,501,233 ABabcock-Hitachi Kabushiki Kaisha · 1985
- Pressure staged heat exchanger16US 4,072,182 AInternational Power Technology, Inc. · 1978
- Steam generators and combined cycle power plants employing the same16US 4,627,386 ASolar Turbines Incorporated · 1986
- Combined cycle power plant14US 4,989,405 ASolar Turbines Incorporated · 1991