B01J 49/16
Containing cationic and anionic exchangers in separate beds
Official title: containing cationic and anionic exchangers in separate beds
B01J49/16 (Containing cationic and anionic exchangers in separate beds) appears on 7 US grants and 4 published applications in this corpus.
Search patents in B01J- Granted patents
- 7
- Published applications
- 4
- Assignees
- 5
- Inventors
- 10
- Latest grant
- 16 Jun 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 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 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Ion exchange process16 Jun 2020US 10,682,641 B2Trailblazer Technologies (Pty) Ltd
- Continuous resin regeneration system9 Jul 2019US 10,343,155 B1
- Regeneration of water treatment substrates15 Feb 2011US 7,887,707 B2The BOC Group, Inc.
- Method and apparatus for the demineralization of water9 Sep 2008US 7,422,691 B2LANXESS Deutschland GmbH
- Water treating method for treating waste water by using ion exchange resin30 Jun 1998US 5,772,891 ASharp Kabushiki Kaisha
- Continuous resin regeneration system1 Aug 2019US 2019/0232273 A1
- Ion exchange process2 Feb 2017US 2017/0028395 A1Trailblazer Technologies (Pty) Ltd
- Regeneration of water treatment substrates19 Mar 2009US 2009/0071906 A1The BOC Group, Inc.
- Combination method for the demineralization of water20 Sep 2007US 2007/0215550 A1LANXESS Deutschland GmbH
Most cited
By later US patents
- Water treating method and apparatus treating waste water by using ion exchange resin42US 5,707,514 ASharp Kabushiki Kaisha · 1998
- Water treating method for treating waste water by using ion exchange resin14US 5,772,891 ASharp Kabushiki Kaisha · 1998
- Process for the regeneration of ion-exchange resins and applications thereof7US 3,956,115 AInstitutul de Proiectari Pentru Industria Chimica Anorganica si A Ingrasamintelor · 1976