B01J 39/24
Carbon, coal or tar
B01J39/24 (Carbon, coal or tar) appears on 21 US grants and 13 published applications in this corpus.
Search patents in B01J- Granted patents
- 21
- Published applications
- 13
- Assignees
- 24
- Inventors
- 62
- Latest grant
- 22 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 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 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 2 |
| 2013 | 0 | 0 |
| 2014 | 2 | 1 |
| 2015 | 0 | 2 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 2 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Chemical decontamination method and chemical decontamination apparatus22 Apr 2025US 12,283,386 B2Hitachi-GE Nuclear Energy, Ltd.
- Composite ion exchange media for liquid filtration systems3 Mar 2020US 10,576,466 B23M Innovative Properties Company
- Ozonized biochar compositions and methods of making and using the same11 Sep 2018US 10,071,335 B2
- Ionic polymer membrane comprising radiation-crosslinkable poly(vinyl alcohol) and method of preparation thereof20 Mar 2018US 9,922,773 B2Korea Atomic Energy Research Institute
- Particulate sorption medium prepared from partially decomposed organic matter16 May 2017US 9,649,620 B2American Peat Technology, LLC
- Chemical Decontamination Method and Chemical Decontamination Apparatus23 Sep 2021US 2021/0296019 A1Hitachi-GE Nuclear Energy, Ltd.
- Ionic polymer membrane comprising radiation-crosslinkable poly(vinyl alcohol) and method of preparation thereof6 Apr 2017US 2017/0098511 A1Korea Atomic Energy Research Institute
- Ozonized biochar compositions and methods of making and using the same9 Feb 2017US 2017/0036983 A1
- Charcoals24 Nov 2016US 2016/0339419 A1The Forestry Commission
- Cartridge for the treatment of drinking water and method for treating drinking water12 Nov 2015US 2015/0321188 A1BWT Aktiengesellschaft
Most cited
By later US patents
- Ion exchange material prepared from partially pyrolyzed macroporous polymer particles55US 4,265,768 ARohm and Haas Company · 1981
- Filter canister for use within a storm water sewer system38US 6,337,025 B12002
- Porous and spherical carbonaceous product31US 4,681,764 AKureha Kagaku Kogyo Kabushiki Kaisha · 1987
- Method to adsorb an adsorbate using modified carbonaceous material31US 6,863,713 B1Cabot Corporation · 2005
- Water purification cartridge using zirconium ion-exchange sorbents31US 8,758,626 B2Fresenius Medical Care Holdings, Inc. · 2014