B01J 41/18
Carbon, coal or tar
B01J41/18 (Carbon, coal or tar) appears on 12 US grants and 12 published applications in this corpus.
Search patents in B01J- Granted patents
- 12
- Published applications
- 12
- Assignees
- 11
- Inventors
- 34
- Latest grant
- 27 Jun 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 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 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 2 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Weak ion exchange particulate medium prepared from phenol-containing organic matter for anions contained in aqueous solutions27 Jun 2023US 11,684,912 B2American Peat Technology, LLC
- Weak ion exchange particulate medium prepared from phenol-containing organic matter for anions contained in aqueous solutions28 Jul 2020US 10,722,878 B1American Peat Technology, LLC
- Microwave assisted synthesis of metal dioxide based hybrid media30 Jan 2018US 9,878,320 B2Arizona Board of Regents on behalf of Arizona State University
- Method and system of enhancing removal of toxic anions and organic solutes in sorbent dialysis11 Apr 2017US 9,616,163 B2Fresenius Medical Care Holdings, Inc.
- Portable system for on-site iodine extraction from an aqueous solution18 Mar 2014US 8,673,143 B2
- Processes and systems for removing per- and polyfluoroalkyl substances from fluids, such as potable water, using dimethylethanolamine resin5 May 2022US 2022/0134254 A1Resintech, Inc.
- Weak ion exchange particulate medium prepared from phenol-containing organic matter for anions contained in aqueous solutions15 Oct 2020US 2020/0324281 A1American Peat Technology, LLC
- Microwave assisted synthesis of metal dioxide based hybrid media14 Jan 2016US 2016/0008805 A1Arizona Board of Regents on behalf of Arizona State University
- Method And System Of Enhancing Removal Of Toxic Anions And Organic Solutes In Sorbent Dialysis22 Jan 2015US 2015/0021271 A1Fresenius Medical Care Holdings, Inc.
- Portable system for on-site iodine extraction from an aqueous solution9 Feb 2012US 2012/0034152 A1
Most cited
By later US patents
- Ion exchange material prepared from partially pyrolyzed macroporous polymer particles55US 4,265,768 ARohm and Haas Company · 1981
- Method to adsorb an adsorbate using modified carbonaceous material31US 6,863,713 B1Cabot Corporation · 2005
- Method and system of enhancing removal of toxic anions and organic solutes in sorbent dialysis24US 9,616,163 B2Fresenius Medical Care Holdings, Inc. · 2017
- Method for perchlorate removal from ground water18US 6,881,348 B2The Penn State Research Foundation · 2005
- Microwave assisted synthesis of metal dioxide based hybrid media8US 9,878,320 B2Arizona Board of Regents on behalf of Arizona State University · 2018