F22B 37/28
Involving reversal of direction of flow
Official title: involving reversal of direction of flow
F22B37/28 (Involving reversal of direction of flow) appears on 21 US grants and 9 published applications in this corpus.
Search patents in F22B- Granted patents
- 21
- Published applications
- 9
- Assignees
- 16
- Inventors
- 54
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 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 | 2 | 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 | 2 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 2 | 2 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Steam generator, in particular for ovens12 Aug 2025US 12,385,634 B2I.R.C.A. S.P.A. Industria Resistenze Corazzate E Affini
- Apparatuses for steam separation, and nuclear boiling water reactors including the same26 Jul 2022US 11,398,317 B2GE-Hitachi Nuclear Energy Americas LLC
- Coanda effect moisture separator system5 Apr 2022US 11,291,938 B2General Electric Technology GmbH
- Centrifugal filtration device14 Sep 2021US 11,117,143 B2Chang Tjer Machinery Co., Ltd.
- Apparatuses for steam separation, and nuclear boiling water reactors including the same25 Feb 2020US 10,573,420 B2GE-Hitachi Nuclear Energy Americas LLC
- Apparatuses for steam separation, and nuclear boiling water reactors including the same22 Dec 2022US 2022/0406479 A1GE-Hitachi Nuclear Energy Americas LLC
- Steam generator, in particular for ovens6 Oct 2022US 2022/0316699 A1I.R.C.A. S.P.A. Industria Resistenze Corazzate E Affini
- Filtration device4 Mar 2021US 2021/0060582 A1Chang Tjer Machinery Co., Ltd.
- Apparatuses for steam separation, and nuclear boiling water reactors including the same14 May 2020US 2020/0152342 A1GE-Hitachi Nuclear Energy Americas LLC
- Apparatuses for steam separation, and nuclear boiling water reactors including the same25 Oct 2018US 2018/0308591 A1GE-Hitachi Nuclear Energy Americas LLC
Most cited
By later US patents
- Moisture separator-reheater29US 4,016,835 ASouthwestern Engineering Company · 1977
- Steam separator, nuclear power generation plant, and boiler apparatus23US 5,963,611 AKabushiki Kaisha Toshiba · 1999
- High-speed water separator12US 4,738,585 ABBC Brown, Boveri & Company, Limited · 1988
- Finned liquid particles separator9US 4,738,698 ANovatome · 1988
- High-speed water separator8US 4,581,048 ABBC Brown, Boveri & Company, Limited · 1986