B01J 49/12
Containing cationic exchangers
Official title: containing cationic exchangers
B01J49/12 (Containing cationic exchangers) appears on 14 US grants and 9 published applications in this corpus.
Search patents in B01J- Granted patents
- 14
- Published applications
- 9
- Assignees
- 15
- Inventors
- 29
- Latest grant
- 27 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 2 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- System and method for regenerating and restoring kinetic properties of resin27 May 2025US 12,311,349 B2lonx Solutions, LLC
- Methods for hydrodynamic control of a continuous water purification system9 May 2017US 9,643,862 B2Drake Water Technologies, Inc.
- Mannose production from palm kernel meal using simulated moving bed separation20 Oct 2015US 9,163,050 B2Orochem Technologies Inc.
- Methods for hydrodynamic control of a continuous water purification system13 May 2014US 8,721,894 B2Drake Water Technologies, Inc.
- Continuous fluid treatment system and method14 Jun 2011US 7,959,813 B2Matrix Process Integration
- Continuous ion exchange and esterification of fermented malonic acid28 Aug 2025US 2025/0269366 A1Lygos, Inc.
- Ion exchange system and method for conversion of aqueous lithium solution19 Jan 2023US 2023/0019776 A1Bl Technologies, Inc.
- System and method for regenerating and restoring kinetic properties of resin2 Jun 2022US 2022/0168725 A1Ionx Solutions, LLC
- Ion-exchange purification method and apparatus19 May 2016US 2016/0137532 A1Filterboxx Water and Environmental Corp.
- Methods for hydrodynamic control of a continuous water purification system2 Oct 2014US 2014/0291247 A1Drake Water Technologies, Inc.
Most cited
By later US patents
- Method for withdrawing a particulate solid from a packed, fluidized bed15US 5,098,230 AChevron Research Company · 1992
- Continuous moving bed ion exchange system13US 5,126,056 ALCR Inc. · 1992
- Method and apparatus for folded moving bed ion exchange system11US 4,385,993 AAmerican Petro Mart, Inc. · 1983
- Method of selectively removing adsorbed calcium and magnesium from cation exchange resins10US 4,363,880 AAmerican Petro Mart, Inc. · 1982
- Apparatus for withdrawing a particulate solid from a packed, non-fluidized bed7US 5,270,018 AChevron Research Company · 1993