G21C 15/247
For liquid metals
Official title: for liquid metals
G21C15/247 (For liquid metals) appears on 77 US grants and 77 published applications in this corpus.
Search patents in G21C- Granted patents
- 77
- Published applications
- 77
- Assignees
- 43
- Inventors
- 255
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 6 | 0 |
| 1989 | 6 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 7 |
| 2013 | 3 | 1 |
| 2014 | 0 | 3 |
| 2015 | 2 | 2 |
| 2016 | 2 | 5 |
| 2017 | 1 | 8 |
| 2018 | 4 | 2 |
| 2019 | 4 | 5 |
| 2020 | 4 | 2 |
| 2021 | 4 | 3 |
| 2022 | 2 | 9 |
| 2023 | 4 | 8 |
| 2024 | 8 | 9 |
| 2025 | 6 | 3 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- In-vessel natural circulation alkali metal reactor system, purification system, and associated methods6 Oct 2026US 12,755,855 B2Oklo Inc.
- Reactor systems having an external fuel salt loop26 May 2026US 12,640,277 B2TerraPower, LLC
- 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
- Method of constructing a nuclear reactor having reactor core and control elements supported by reactor vessel head18 Nov 2025US 12,476,015 B2TerraPower, LLC
- Piping enhancement for backflow prevention in a multiple loop, metal cooled nuclear reactor system14 Oct 2025US 12,444,513 B2GE-Hitachi Nuclear Energy Americas LLC
- Heat-generating nuclear reactor with liquid metal coolant and core comprising coolant-sealed tubes each housing "triso" nuclear fuel particles24 Sep 2026US 2026/0290636 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Cooling system for electromagnetic pump system24 Sep 2026US 2026/0291358 A1Nano Nuclear Energy Inc.
- Curvilinear electromagnetic pump30 Apr 2026US 2026/0121503 A1TerraPower, LLC
- Annular linear induction pump2 Apr 2026US 2026/0094731 A1
- Passive buoyancy driven fluid system19 Feb 2026US 2026/0051414 A1Georgia Tech Research Corporation
Most cited
By later US patents
- Method and apparatus for inhibiting oxidation in pumps for pumping molten metal121US 5,676,520 A1997
- Liquid metal pump118US 4,360,314 AThe United States of America as represented by the United States Department of Energy · 1982
- Pump/heat exchanger49US 4,216,821 ACommissariat A L' Energie Atomique · 1980
- Coolant circulation system for a liquid metal nuclear reactor40US 4,765,948 AStone & Webster Engineering Corp. · 1988
- Pump/intermediate heat exchanger assembly for a liquid metal reactor36US 4,802,531 AElectric Power Research Institute, Inc. · 1989