F22B 37/322
Specially adapted for boiler drums
Official title: {specially adapted for boiler drums}
F22B37/322 (Specially adapted for boiler drums) appears on 14 US grants and 4 published applications in this corpus.
Search patents in F22B- Granted patents
- 14
- Published applications
- 4
- Assignees
- 12
- Inventors
- 35
- Latest grant
- 1 Mar 2011
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 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 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Hybrid separator1 Mar 2011US 7,896,937 B2ALSTOM Technology Ltd
- Extended water level range steam/water conical cyclone separator30 Nov 2010US 7,842,113 B2Babcock & Wilcox Power Generation Group, Inc.
- Evaporator system4 Nov 2008US 7,445,652 B2Nem B.V.
- Gas-liquid separating apparatus19 Mar 1996US 5,500,039 AMitsubishi Jukogyo Kabushiki Kaisha
- Steam separating apparatus14 Jun 1994US 5,320,652 ACombustion Engineering, Inc.
- A water and steam separator of a boiler drum12 Sep 2024US 2024/0302036 A1Andritz Inc.
- Hybrid separator20 Aug 2009US 2009/0205489 A1ALSTOM Technology Ltd
- Extended water level range steam/water conical cyclone separator20 Mar 2008US 2008/0069646 A1Babcock & Wilcox Power Generation Group, Inc.
- Evaporator system28 Apr 2005US 2005/0087151 A1Nem B.V.
Most cited
By later US patents
- Attemperator-deaerator condenser39US 4,391,101 AGeneral Electric Company · 1983
- Gas-liquid separating apparatus39US 5,500,039 AMitsubishi Jukogyo Kabushiki Kaisha · 1996
- Heat recovery steam generator23US 4,501,233 ABabcock-Hitachi Kabushiki Kaisha · 1985
- Steam separating apparatus9US 5,320,652 ACombustion Engineering, Inc. · 1994
- Steam separator to reduce carryunder7US 4,182,277 ACombustion Engineering, Inc. · 1980