F22B 37/483
Specially adapted for nuclear steam generators
Official title: {specially adapted for nuclear steam generators}
F22B37/483 (Specially adapted for nuclear steam generators) appears on 143 US grants and 38 published applications in this corpus.
Search patents in F22B- Granted patents
- 143
- Published applications
- 38
- Assignees
- 54
- Inventors
- 227
- Latest grant
- 1 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 5 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 7 | 0 |
| 1987 | 11 | 0 |
| 1988 | 8 | 0 |
| 1989 | 5 | 0 |
| 1990 | 7 | 0 |
| 1991 | 6 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 2 | 0 |
| 1996 | 9 | 0 |
| 1997 | 2 | 0 |
| 1998 | 8 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 1 |
| 2003 | 3 | 0 |
| 2004 | 2 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 2 | 3 |
| 2010 | 0 | 2 |
| 2011 | 2 | 7 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 5 | 5 |
| 2015 | 2 | 3 |
| 2016 | 2 | 0 |
| 2017 | 1 | 0 |
| 2018 | 3 | 3 |
| 2019 | 1 | 0 |
| 2020 | 1 | 2 |
| 2021 | 1 | 2 |
| 2022 | 2 | 0 |
| 2023 | 1 | 2 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Apparatus and method of removing foreign substances from steam generator1 Jul 2025US 12,345,412 B2Doosan Enerbility Co., Ltd.
- System and method of cleaning a heat exchanger18 Jun 2024US 12,011,805 B2Candu Energy Inc.
- Commissioning power plants31 Oct 2023US 11,802,689 B2Boyle Energy Services & Technology, Inc.
- Steam-generating unit of dual circuit reactor with purge and drain system27 Dec 2022US 11,536,448 B2Joint-Stock Company “Atomenergoproekt”
- Method for inspecting core shroud using remote operated vehicle (ROV)22 Feb 2022US 11,257,599 B2GE-Hitachi Nuclear Energy Americas LLC
- Sludge lance for cleaning a steam generator7 Aug 2025US 2025/0251202 A1Westinghouse Electric Corp.
- Method for cleaning the heat exchange tubes of steam generators in a nuclear power station25 Jan 2024US 2024/0027150 A1Atomenergoremont Joint-Stock Company
- Method for diagnosing the technical condition of rotating equipment24 Aug 2023US 2023/0266160 A1Joint Stock Company “Rosenergoatom”
- Apparatus and method of removing foreign substances from steam generator4 May 2023US 2023/0138837 A1Doosan Enerbility Co., Ltd.
- Steam-generating unit of dual circuit reactor with purge and drain system27 May 2021US 2021/0156559 A1Joint-Stock Company “Atomenergoproekt”
Most cited
By later US patents
- Cellulosic fibrous structures having at least three regions distinguished by intensive properties235US 5,277,761 AThe Procter & Gamble Company · 1994
- Cellulosic fibrous structures having at least three regions distinguished by intensive properties115US 5,804,281 AThe Proctor & Gamble Company · 1998
- Method for making cellulosic fibrous structures having at least three regions distinguished by intensive properties75US 5,443,691 AThe Procter & Gamble Company · 1995
- Steam generator sludge removal system62US 4,079,701 AWestinghouse Electric Corp. · 1978
- Process and apparatus for removal of the sludge deposits on the tube sheet of a steam generator52US 4,424,769 AFramatome · 1984