B01J 47/028
With alternately arranged cationic and anionic exchangers
Official title: with alternately arranged cationic and anionic exchangers
B01J47/028 (With alternately arranged cationic and anionic exchangers) appears on 35 US grants and 44 published applications in this corpus.
Search patents in B01J- Granted patents
- 35
- Published applications
- 44
- Assignees
- 28
- Inventors
- 96
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 2 |
| 2004 | 0 | 2 |
| 2005 | 2 | 1 |
| 2006 | 0 | 0 |
| 2007 | 2 | 2 |
| 2008 | 1 | 1 |
| 2009 | 0 | 3 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 2 | 2 |
| 2014 | 2 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 1 | 3 |
| 2019 | 2 | 6 |
| 2020 | 2 | 5 |
| 2021 | 2 | 3 |
| 2022 | 1 | 3 |
| 2023 | 1 | 1 |
| 2024 | 4 | 2 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- System and method for reducing content of 5-hydroxymethylfurfural in high fructose corn syrup1 Jul 2025US 12,344,906 B2Zhejiang Huakang Pharmaceutical Co., Ltd.
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- Stepwise Chemical Separation Methods and Systems Using Resin Packed Columns20 Aug 2026US 2026/0245761 A1SHINE Technologies, LLC
- Water softening device17 Oct 2024US 2024/0342701 A1Panasonic Intellectual Property Management Co., Ltd.
- Water softening device, recycling method for water softening device, and method for cleaning water softening device4 Jan 2024US 2024/0002263 A1Panasonic Intellectual Property Management Co., Ltd.
- Stepwise Chemical Separation Methods and Systems Using Resin Packed Columns9 Nov 2023US 2023/0360815 A1SHINE Technologies, LLC
- System and method for reducing content of 5-hydroxymethylfurfural in high fructose corn syrup8 Dec 2022US 2022/0389526 A1Zhejiang Huakang Pharmaceutical Co., Ltd.
Most cited
By later US patents
- Liquid deionizing twin bed apparatus37US 6,132,612 AEbbco, Inc. · 2000
- Electrodeionization deionized water producing apparatus19US 7,201,832 B2Organo Corporation · 2007
- Process for the preparation of an ultra pure hydrogen peroxide solution by ionic exchange in beds having defined H/D ratios15US 5,932,187 AL Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude · 1999
- Liquid treatment tank having a volume compensating structure for use with volume variable liquid treatment material12US 4,233,158 A1980
- Process for the preparation of an ultra pure solution of hydrogen peroxide by ion exchange with recycling12US 5,928,621 AL Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude · 1999