G21F 9/308
By melting the waste
Official title: {by melting the waste (G21F9/305, G21F9/32 take precedence)}
G21F9/308 (By melting the waste) appears on 46 US grants and 30 published applications in this corpus.
Search patents in G21F- Granted patents
- 46
- Published applications
- 30
- Assignees
- 42
- Inventors
- 152
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 2 |
| 2003 | 2 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 6 |
| 2014 | 3 | 3 |
| 2015 | 0 | 2 |
| 2016 | 3 | 1 |
| 2017 | 2 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 2 | 3 |
| 2022 | 0 | 2 |
| 2023 | 2 | 2 |
| 2024 | 1 | 1 |
| 2025 | 2 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and method25 Nov 2025US 12,482,577 B2Lead Technologies, Inc.
- Modular, integrated, automated, compact, and proliferation-hardened method to chemically recycle used nuclear fuel (UNF) originating from nuclear reactors to recover a mixture of transuranic (TRU) elements for advanced reactor fuel to recycle uranium and zirconium25 Mar 2025US 12,260,967 B2Curio Solutions LLC
- Modular, integrated, automated, compact, and proliferation-hardened method to chemically recycle used nuclear fuel (UNF) originating from nuclear reactors to recover a mixture of transuranic (TRU) elements for advanced reactor fuel to recycle uranium and zirconium6 Feb 2024US 11,894,154 B2Curio Solutions LLC
- Zamak stabilization of spent sodium-cooled reactor fuel assemblies5 Dec 2023US 11,837,374 B2TerraPower, LLC
- Induction heating device, radioactive waste melting process device equipped with said induction heating device, and radioactive waste melting and solidification process device31 Jan 2023US 11,570,856 B2Denki Kogyo Company, Limited
- A method of adjusting oxoacidity14 May 2026US 2026/0135007 A1Seaborg Aps
- Recovery of uranium metal using eutectic compositions15 May 2025US 2025/0154628 A1Westinghouse Electric Corp.
- A method of adjusting oxoacidity5 Dec 2024US 2024/0401886 A1
- Modular, integrated, automated, compact, and proliferation-hardened method to chemically recycle used nuclear fuel (unf) originating from nuclear reactors to recover a mixture of transuranic (tru) elements for advanced reactor fuel to recycle uranium and zirconium9 Nov 2023US 2023/0360813 A1Curio Solutions LLC
- Modular, integrated, automated, compact, and proliferation-hardened method to chemically recycle used nuclear fuel (unf) originating from nuclear reactors to recover a mixture of transuranic (tru) elements for advanced reactor fuel to recycle uranium and zirconium3 Aug 2023US 2023/0245794 A1Curio Solutions LLC
Most cited
By later US patents
- Method and system for high-temperature waste treatment36US 6,355,904 B1Science Applications International Corporation · 2002
- Device for the pulverization of radioactive wastes33US 4,326,842 ADaidotokushuko Kabushikikaisha · 1982
- Method for thermal decomposition treatment of radioactive waste32US 4,895,678 ADoryokuro Kakunenryo Kaihatsu Jigyodan · 1990
- Method for initiating in-situ vitrification using an impregnated cord19US 5,004,373 ABattelle Memorial Institute · 1991
- Apparatus for melting waste16US 4,816,228 ANGK Insulators, Ltd. · 1989