F23G 2201/20
Dewatering by mechanical means
F23G2201/20 (Dewatering by mechanical means) appears on 36 US grants and 21 published applications in this corpus.
Search patents in F23G- Granted patents
- 36
- Published applications
- 21
- Assignees
- 24
- Inventors
- 89
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 1 |
| 2005 | 2 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 2 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 2 | 0 |
| 2019 | 0 | 2 |
| 2020 | 1 | 0 |
| 2021 | 1 | 1 |
| 2022 | 1 | 6 |
| 2023 | 0 | 0 |
| 2024 | 3 | 2 |
| 2025 | 2 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Use of a hydraulic binder containing calcium aluminate for the production of a construction material12 May 2026US 12,623,963 B2ARDEX Group GmbH
- High protein organic materials as fuel and processes for making the same5 Aug 2025US 12,378,492 B2Akbev Group, LLC
- Method for the manufacture of hydraulic binders from water treatment residuals15 Apr 2025US 12,275,673 B2ARDEX Group GmbH
- Process for producing a binder22 Oct 2024US 12,122,725 B2ARDEX Group GmbH
- System for disposing high-moisture mixed waste composed of kitchen garbage and water-containing sludge14 May 2024US 11,982,444 B2Guangdong University of Technology
- High Protein Organic Materials as Fuel and Processes for Making the Same4 Apr 2024US 2024/0110116 A1Akbev Group, LLC
- Biogenic Refinery with SCR System Using Urea Extracted from Feedstock14 Mar 2024US 2024/0082784 A1DYPER Inc.
- High Protein Organic Materials as Fuel and Processes for Making the Same20 Oct 2022US 2022/0333028 A1Akbev Group, LLC
- Process for Producing a Binder22 Sep 2022US 2022/0298068 A1ARDEX Group GmbH
- Use of a Hydraulic Binder Containing Calcium Aluminate for the Production of a Construction Material4 Aug 2022US 2022/0242788 A1ARDEX Group GmbH
Most cited
By later US patents
- Process and system for wastewater solids gasification and vitrification65US 6,398,921 B1MicroGas Corporation · 2002
- Integrated soil and fluid decontamination system47US 5,814,234 AProsys S.A. · 1998
- Method for the treatment of moist products34US 4,650,546 A1987
- Optimised method for the treatment and energetic upgrading of urban and industrial sludge purifying plants30US 6,171,499 B22001
- Materials treatment process and apparatus28US 5,447,630 A1995