B01J 49/09
Of mixed beds
Official title: of mixed beds
B01J49/09 (Of mixed beds) appears on 42 US grants and 29 published applications in this corpus.
Search patents in B01J- Granted patents
- 42
- Published applications
- 29
- Assignees
- 35
- Inventors
- 103
- Latest grant
- 11 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 2 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 3 |
| 2014 | 1 | 0 |
| 2015 | 2 | 3 |
| 2016 | 0 | 1 |
| 2017 | 3 | 2 |
| 2018 | 0 | 1 |
| 2019 | 2 | 1 |
| 2020 | 2 | 3 |
| 2021 | 1 | 2 |
| 2022 | 1 | 2 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
| 2025 | 2 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device and method for purifying organic amine solution11 Mar 2025US 12,246,314 B2Huaneng Clean Energy Research Institute
- System and method for regenerating and restoring kinetic properties of resin4 Mar 2025US 12,239,971 B2Ionx Solutions, LLC
- System and method for regenerating and restoring kinetic properties of resin27 Feb 2024US 11,911,755 B2Ionx Solutions, LLC
- System and method for restoring kinetic properties of resin6 Sep 2022US 11,433,387 B2Ionx Solutions, LLC
- Fixed bed counter-current regeneration device of ion exchange resin and application method of fixed bed counter-current regeneration device31 Aug 2021US 11,103,865 B2Nanjing Normal University
- Method for separating and regenerating anion exchange resin and cation exchange resin of mixed ion exchange resin20 Aug 2026US 2026/0241378 A1Kurita Water Industries Ltd.
- Novel regeneration of mixed bed ion exchange resins for seawater desalination14 May 2026US 2026/0132058 A1Hydric Desalination Pty Ltd
- Mitigation and recovery of degraded device efficiency in water electrolyzers caused by impurities4 Dec 2025US 2025/0368550 A1
- System and method for regenerating and restoring kinetic properties of resin13 Jun 2024US 2024/0189808 A1Ionx Solutions, LLC
- System and method for regenerating and restoring kinetic properties of resin8 Jun 2023US 2023/0173477 A1Ionx Solutions, LLC
Most cited
By later US patents
- Water recycling system63US 4,246,101 APure Cycle Corporation · 1981
- Regeneration of ion exchange materials14US 4,298,696 ANorthern Engineering Industries plc · 1981
- Separation of mixed ion exchange resins13US 4,120,786 AGeneral Electric Company · 1978
- Mixed bed deionizer12US 4,329,225 AWater Refining Company, Inc. · 1982
- Ion exchange regeneration plant11US 4,387,026 ABiolab Equipment Ltd. · 1983