B01J 2220/4887
Residues, wastes
Official title: Residues, wastes, e.g. garbage, municipal or industrial sludges, compost, animal manure; fly-ashes
B01J2220/4887 (Residues, wastes) appears on 69 US grants and 105 published applications in this corpus.
Search patents in B01J- Granted patents
- 69
- Published applications
- 105
- Assignees
- 71
- Inventors
- 185
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 3 |
| 2003 | 0 | 3 |
| 2004 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 0 | 2 |
| 2007 | 3 | 5 |
| 2008 | 2 | 3 |
| 2009 | 4 | 7 |
| 2010 | 4 | 9 |
| 2011 | 3 | 8 |
| 2012 | 6 | 7 |
| 2013 | 9 | 8 |
| 2014 | 4 | 8 |
| 2015 | 1 | 4 |
| 2016 | 5 | 2 |
| 2017 | 5 | 4 |
| 2018 | 2 | 0 |
| 2019 | 2 | 2 |
| 2020 | 1 | 5 |
| 2021 | 0 | 2 |
| 2022 | 2 | 3 |
| 2023 | 2 | 6 |
| 2024 | 3 | 7 |
| 2025 | 3 | 3 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pelletized compositions for liquid solidification and moisture retention and methods of making and using the same10 Mar 2026US 12,569,827 B2
- Processes and systems for recapturing carbon from biomass pyrolysis liquids10 Mar 2026US 12,570,904 B2Carbon Technology Holdings, LLC
- Adsorbent for municipal wastewater treatment23 Dec 2025US 12,503,377 B2Carbogenics LTD
- Method and system for pyrolysis and carbon deposition29 Jul 2025US 12,371,620 B2Royal Melbourne Institute of Technology
- Zinc aluminum silicate/granular red mud composite material of Zn2+-modified industrial waste red mud, preparation method and application thereof22 Apr 2025US 12,280,356 B2Shaanxi University of Science and Technology
- Methods of environment remediation using a pelletized composition for liquid solidification and moisture retention16 Jul 2026US 2026/0199872 A1
- Method of biochar formation and machine for conversion of biomass to biochar11 Jun 2026US 2026/0159398 A1Rda Technologies Limited
- Carbon dioxide fixation apparatus and method for fixing carbon dioxide10 Jul 2025US 2025/0222401 A1Idemitsu Kosan Co., Ltd.
- Method for processing aluminum-based drinking water treatment residuals to generate a green-engineered mulch for removing stormwater pollutants26 Jun 2025US 2025/0205684 A2The Trustees of the Stevens Institute of Technology
- Hydrogel-based regenerative adsorbents22 May 2025US 2025/0161904 A1
Most cited
By later US patents
- Method of separating components in a sample using silane-treated silica filter media17US 7,264,728 B2Dow Corning Corporation · 2007
- Porous bodies and methods17US 7,981,375 B2Errcive, Inc. · 2011
- Process for the preparation of absorbent materials15US 6,260,511 B1Kimberly-Clark Worldwide, Inc. · 2001
- Coal ashes used for treating various media and facilities for using same14US 6,015,498 ATerrils · 2000
- Method of manufacturing absorbent material for conversion to fertilizer14US 6,386,144 B12002