F22B 37/545
Valves specially adapted therefor
Official title: {Valves specially adapted therefor}
F22B37/545 (Valves specially adapted therefor) appears on 8 US grants and 6 published applications in this corpus.
Search patents in F22B- Granted patents
- 8
- Published applications
- 6
- Assignees
- 9
- Inventors
- 19
- Latest grant
- 6 Apr 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 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 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Continuous filtration with backflush clearance of alternate filters6 Apr 2021US 10,967,306 B2Boyle Energy Services & Technology, Inc.
- Boiler ash remover based on combined flow4 Feb 2020US 10,551,063 B2Nanjing Changrong Acoustic Inc.
- System and method for improving the performance of a heat recovery steam generator3 Dec 2019US 10,495,393 B2General Electric Technology GmbH
- System and method for removing slag inside a utility furnace25 Oct 2016US 9,476,582 B2Power & Control Solutions, Inc.
- Blowdown valve13 Jan 2004US 6,675,832 B1Control Components, Inc.
- Retractable water cannon apparatus14 May 2020US 2020/0149736 A1Clyde Bergemann GmbH
- Continuous filtration with backflush clearance of alternate filters14 Nov 2019US 2019/0344202 A1Boyle Energy Services & Technology, Inc.
- Boiler ash remover based on combined flow5 Jul 2018US 2018/0187886 A1Nanjing Changrong Acoustic Inc.
- System and method for improving the performance of a heat recovery steam generator14 Sep 2017US 2017/0261275 A1General Electric Technology GmbH
- System and method for removing slag inside a utility furnace30 Jan 2014US 2014/0026827 A1Power & Control Solutions, Inc.
Most cited
By later US patents
- Sequencing blow down valve mechanism20US 4,479,459 AInternational Telephone and Telegraph Corporation · 1984
- Valve assembly for purging particulates from a steam piping system13US 4,541,456 AEngineering Resources, Inc. · 1985
- Blowdown valve8US 4,449,544 ACrosby Valve & Gage Company · 1984
- Blowdown valve7US 6,675,832 B1Control Components, Inc. · 2004
- System and method for removing slag inside a utility furnace2US 9,476,582 B2Power & Control Solutions, Inc. · 2016