F04D 7/08
The fluids being radioactive
Official title: the fluids being radioactive
F04D7/08 (The fluids being radioactive) appears on 59 US grants and 45 published applications in this corpus.
Search patents in F04D- Granted patents
- 59
- Published applications
- 45
- Assignees
- 37
- Inventors
- 131
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 2 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 3 |
| 2011 | 0 | 0 |
| 2012 | 1 | 2 |
| 2013 | 2 | 6 |
| 2014 | 1 | 2 |
| 2015 | 3 | 7 |
| 2016 | 1 | 7 |
| 2017 | 5 | 2 |
| 2018 | 4 | 1 |
| 2019 | 5 | 1 |
| 2020 | 1 | 1 |
| 2021 | 2 | 2 |
| 2022 | 1 | 0 |
| 2023 | 0 | 2 |
| 2024 | 3 | 2 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Canned rotodynamic flow machine for a molten salt nuclear reactor and an active magnetic bearing for use in a flow machine for a molten salt nuclear reactor12 May 2026US 12,624,698 B2Copenhagen Atomics A/S
- Rotary machine and primary motor-pump assembly provided with this rotary machine4 Feb 2025US 12,215,706 B2Electricite de France
- Canned rotodynamic flow machine for a molten salt nuclear reactor and an active magnetic bearing for use in a flow machine for a molten salt nuclear reactor21 May 2024US 11,990,815 B2Copenhagen Atomics A/S
- Nuclear coolant pump seal and methods of sealing27 Feb 2024US 11,913,465 B2Candu Energy Inc.
- Stop seal for application of high temperature and high pressure16 Jan 2024US 11,873,905 B2Flowserve Ksm Co., Ltd.
- Canned Rotodynamic Flow Machine For A Molten Salt Nuclear Reactor And An Active Magnetic Bearing For Use In A Flow Machine For A Molten Salt Nuclear Reactor20 Aug 2026US 2026/0243262 A1Copenhagen Atomics A/S
- Canned Rotodynamic Flow Machine For A Molten Salt Nuclear Reactor And An Active Magnetic Bearing For Use In A Flow Machine For A Molten Salt Nuclear Reactor15 Aug 2024US 2024/0275257 A1Copenhagen Atomics A/S
- Rotary Machine And Primary Motor-Pump Assembly Provided With This Rotary Machine11 Jul 2024US 2024/0229813 A1Electricite de France
- A Canned Rotodynamic Flow Machine For A Molten Salt Nuclear Reactor And An Active Magnetic Bearing For Use In A Flow Machine For A Molten Salt Nuclear Reactor3 Aug 2023US 2023/0246534 A1Copenhagen Atomics A/S
- Stop seal for application of high temperature and high pressure19 Jan 2023US 2023/0014978 A1Flowserve Ksm Co., Ltd.
Most cited
By later US patents
- Submersible canned motor transfer pump32US 5,659,214 AWestinghouse Electric Corp. · 1997
- Nuclear reactor with bi-level core27US 5,116,567 AGeneral Electric Company · 1992
- Submersible canned motor mixer pump26US 5,674,057 AWestinghouse Electric Corp. · 1997
- Reactor-core isolation cooling system with dedicated generator23US 5,120,494 AGeneral Electric Company · 1992
- Pump improvement22US 4,621,981 ABorg-Warner Corporation · 1986