G21C 15/14
From headers
Official title: from headers; from joints in ducts
G21C15/14 (From headers) appears on 26 US grants and 26 published applications in this corpus.
Search patents in G21C- Granted patents
- 26
- Published applications
- 26
- Assignees
- 28
- Inventors
- 70
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 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 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 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 | 1 |
| 2016 | 0 | 3 |
| 2017 | 0 | 2 |
| 2018 | 2 | 1 |
| 2019 | 2 | 2 |
| 2020 | 3 | 5 |
| 2021 | 3 | 4 |
| 2022 | 2 | 3 |
| 2023 | 1 | 3 |
| 2024 | 2 | 0 |
| 2025 | 4 | 0 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Liquid metal cooled nuclear reactor comprising a passive decay heat removal system having thermal insulation attached to a wall of a cold source reservoir that holds a phase change material, where the insulation is arranged to automatically fall by gravity from the wall in response to the wall reaching a predetermined temperature31 Mar 2026US 12,592,325 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Nuclear reactor comprising a reactor lid and an additional inner lid15 Jul 2025US 12,362,074 B2Blykalla Reaktorer Stockholm AB
- Pool type liquid metal fast spectrum reactor using a printed circuit heat exchanger connection to the power conversion system18 Feb 2025US 12,230,409 B2Westinghouse Electric Corp.
- Nuclear reactor using natural and artificial circulation methods11 Feb 2025US 12,224,074 B2Joint Stock Company “Akme-Engineering”
- Liquid metal cooled nuclear reactor incorporating a fully passive decay heat removal system with a modular cold source4 Feb 2025US 12,217,877 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Cooled headspace utilizing nitrogen-to-nitrogen heat exchanger10 Sep 2026US 2026/0269093 A1Natura Resources LLC
- Pulsed flow regulating device without rotating parts and cooling structure for nuclear power plant reactor30 Apr 2026US 2026/0120899 A1Shanghai Jiao Tong University
- Nuclear reactor cooled by liquid metal incorporating a passive decay heat removal system with a phase change material thermal reservoir and a removable thermally-insulating layer around the phase change material reservoir22 Jun 2023US 2023/0197301 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Liquid metal cooled nuclear reactor incorporating a fully passive decay heat removal (dhr) system with a modular cold source6 Apr 2023US 2023/0106712 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Nuclear reactor of integral type19 Jan 2023US 2023/0017037 A1Joint Stock Company “Akme-Engineering”
Most cited
By later US patents
- Feedwater sparger restraint16US 4,859,403 AGeneral Electric Company · 1989
- Thermal isolator12US 4,168,071 AGeneral Electric Company · 1979
- Nuclear reactor, in particular a high-temperature reactor9US 4,777,013 AKernforschungsanlage Juelich GmbH · 1988
- Non-intrusive cooling system3US 6,234,244 B1The United States of America as represented by the United States Department of Energy · 2001
- Internal structure of nuclear reactor with coolant flow stabilizing facility3US 6,445,758 B1Mitsubishi Heavy Industries, Ltd. · 2002