B01J 49/30
Electrical regeneration
B01J49/30 (Electrical regeneration) appears on 53 US grants and 36 published applications in this corpus.
Search patents in B01J- Granted patents
- 53
- Published applications
- 36
- Assignees
- 40
- Inventors
- 148
- Latest grant
- 11 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 5 | 1 |
| 2003 | 0 | 0 |
| 2004 | 2 | 1 |
| 2005 | 0 | 3 |
| 2006 | 0 | 2 |
| 2007 | 0 | 3 |
| 2008 | 2 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 3 |
| 2013 | 3 | 2 |
| 2014 | 1 | 2 |
| 2015 | 0 | 4 |
| 2016 | 1 | 3 |
| 2017 | 3 | 0 |
| 2018 | 4 | 2 |
| 2019 | 0 | 0 |
| 2020 | 2 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 2 |
| 2023 | 1 | 1 |
| 2024 | 1 | 2 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Quaternary ammonium group-grafted cation resin and preparation method thereof11 Feb 2025US 12,221,503 B2Zhejiang University
- Method for conditioning ion exchange resins and apparatus for carrying out the method9 Jul 2024US 12,033,766 B2Framatome
- Deionization device and method for at least partially deionizing a feed liquid in which an electrolyte is dissolved, and apparatuses using such devices3 Oct 2023US 11,772,992 B2Avsalt AB
- Electrochemical ion exchange treatment of fluids11 May 2021US 11,001,511 B2Erix Solutions Corporation
- Systems and processes for removal and reduction of NOx and CO gases from flue/exhaust gas streams15 Sep 2020US 10,773,204 B2NRGTEK, Inc.
- Water softening device17 Oct 2024US 2024/0342701 A1Panasonic Intellectual Property Management Co., Ltd.
- Electroreductive and Regenerative System15 Feb 2024US 2024/0051854 A1Aclarity, Inc.
- Regeneratable system for contaminant removal20 Jul 2023US 2023/0227331 A1Ionic Water Technologies, Inc.
- Quaternary ammonium group-grafted cation resin and preparation method thereof20 Oct 2022US 2022/0332873 A1Zhejiang University
- Method for conditioning ion exchange resins and apparatus for carrying out the method20 Jan 2022US 2022/0020507 A1Framatome
Most cited
By later US patents
- Method and apparatus for capacitive deionization, electrochemical purification, and regeneration of electrodes157US 5,425,858 AThe Regents of the University of California · 1995
- Process and apparatus for treatment of fluids, particularly demineralization of aqueous solutions146US 4,687,561 A1987
- Method and apparatus for capacitive deionization and electrochemical purification and regeneration of electrodes139US 6,309,532 B1The Regents of the University of California · 2001
- Process for purifying resins utilizing bipolar interface127US 5,211,823 AMillipore Corporation · 1993
- Electrochemically assisted ion exchange123US 5,788,826 APionetics Corporation · 1998