C02F 11/148
Combined use of inorganic and organic substances, being added in the same
Official title: Combined use of inorganic and organic substances, being added in the same treatment step
C02F11/148 (Combined use of inorganic and organic substances, being added in the same) appears on 82 US grants and 97 published applications in this corpus.
Search patents in C02F- Granted patents
- 82
- Published applications
- 97
- Assignees
- 85
- Inventors
- 249
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 1 |
| 2003 | 2 | 1 |
| 2004 | 3 | 1 |
| 2005 | 0 | 3 |
| 2006 | 1 | 2 |
| 2007 | 2 | 0 |
| 2008 | 0 | 1 |
| 2009 | 2 | 0 |
| 2010 | 0 | 4 |
| 2011 | 1 | 3 |
| 2012 | 3 | 2 |
| 2013 | 0 | 2 |
| 2014 | 2 | 5 |
| 2015 | 2 | 7 |
| 2016 | 4 | 6 |
| 2017 | 2 | 2 |
| 2018 | 7 | 8 |
| 2019 | 3 | 6 |
| 2020 | 9 | 8 |
| 2021 | 6 | 10 |
| 2022 | 4 | 4 |
| 2023 | 7 | 3 |
| 2024 | 6 | 7 |
| 2025 | 5 | 6 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method of using nanobubbles in a dewatering process for a liquid-solid stream8 Sep 2026US 12,729,146 B2Moleaer, Inc.
- Method of dewatering11 Nov 2025US 12,466,752 B2Synata Bio, Inc.
- Biosolids quality and dewaterability9 Sep 2025US 12,410,086 B2Premier Magnesia, LLC
- Calcined clay tailings and/or calcined mine waste, and associated systems and methods29 Jul 2025US 12,371,622 B2Graymont Western Canada Inc.
- Geotechnical characteristics of tailings via lime addition8 Jul 2025US 12,351,493 B2Graymont Western Canada Inc.
- Method for treating a suspension of solid particles in water using a polymer in a crystalline form of 2-acrylamido-2-methylpropanesulphonic acid sodium salt27 Aug 2026US 2026/0250162 A1Snf Group
- System and method of using nanobubbles in a dewatering process for a liquid-solid stream28 May 2026US 2026/0145977 A1Moleaer, Inc.
- Calcined clay tailings and/or calcined mine waste, and associated systems and methods26 Feb 2026US 2026/0055324 A1Graymont Western Canada Inc.
- Aqueous compositions comprising functionalized saccharide polymers for dewatering of particulates1 Jan 2026US 2026/0002071 A1Integrity Bio-Chemicals, LLC
- Processing Of Phosphate Compounds25 Dec 2025US 2025/0388497 A1Easymining Sweden AB
Most cited
By later US patents
- Method for dewatering of sludge69US 5,906,750 A1999
- Methods of using natural products as dewatering aids for fine particles27US 6,526,675 B12003
- Water-in-oil polymer emulsion containing microparticles24US 7,531,600 B1Kroff Chemical Company · 2009
- Method of dewatering difficult sludges19US 6,083,404 ANalco Chemical Company · 2000
- Method for treatment of agricultural waste17US 7,972,517 B1Innovative Environmental Products, Inc. · 2011