B01D 59/50
Separation involving two or more processes covered by different groups selected from
Official title: Separation involving two or more processes covered by different groups selected from groups B01D59/02, B01D59/10, B01D59/20, B01D59/22, B01D59/28, B01D59/34, B01D59/36, B01D59/38, B01D59/44
B01D59/50 (Separation involving two or more processes covered by different groups selected from) appears on 69 US grants and 38 published applications in this corpus.
Search patents in B01D- Granted patents
- 69
- Published applications
- 38
- Assignees
- 47
- Inventors
- 159
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 7 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 4 |
| 2010 | 0 | 0 |
| 2011 | 2 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 2 |
| 2016 | 2 | 2 |
| 2017 | 1 | 1 |
| 2018 | 1 | 4 |
| 2019 | 0 | 1 |
| 2020 | 3 | 5 |
| 2021 | 2 | 0 |
| 2022 | 0 | 4 |
| 2023 | 2 | 2 |
| 2024 | 2 | 3 |
| 2025 | 2 | 2 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Purification system for nitrogen gas and xenon gas in water and isotope static analysis method thereof3 Mar 2026US 12,566,154 B2Institute of Geology and Geophysics, Chinese Academy of Sciences
- Hydrogen isotope concentrating apparatus27 Jan 2026US 12,533,634 B2Japan Atomic Energy Agency
- Particle repelling arrangement25 Nov 2025US 12,478,980 B1Lunar Helium-3 Mining, LLC
- Electrostatic filtration arrangement7 Oct 2025US 12,434,251 B1Lunar Helium-3 Mining, LLC
- Method for purifying 226Ra-containing solution, method for producing 226Ra target, and method for producing 225Ac31 Dec 2024US 12,179,149 B2Nihon Medi-Physics Co., Ltd.
- Gas collection chamber with adsorber26 Feb 2026US 2026/0054270 A1Lunar Helium-3 Mining, LLC
- Chemical separation of synthetic fibres from a blend of synthetic fibres and semi-synthetic or natural fibres4 Sep 2025US 2025/0277725 A1Oritain Global Limited
- Oxygen isotope concentration method and oxygen isotope concentration apparatus3 Jul 2025US 2025/0214039 A1Taiyo Nippon Sanso Corporation
- Method and system for separating a tritiated heavy water stream into a tritium-lean heavy water stream and a tritium-enriched heavy water stream24 Oct 2024US 2024/0350973 A1
- Stable isotope enrichment device and stable isotope enrichment method14 Mar 2024US 2024/0082786 A1Taiyo Nippon Sanso Corporation
Most cited
By later US patents
- Separation of isotopes by ionisation for processing of nuclear fuel materials39US 6,323,455 B1British Nuclear Fuels plc · 2001
- Separation of isotopes by ionization34US 6,267,850 B1British Nuclear Fuel plc · 2001
- Apparatus for removal and recovery of tritium from light and heavy water25US 4,190,515 AAtomic Energy of Canada Limited · 1980
- Method of isotope separation by chemi-ionization22US 4,024,217 AThe United States of America as represented by the United States Energy Research and Development Administration · 1977
- Method for separating heavy isotopes of hydrogen oxide from water20US 6,348,153 B12002