Y02W 10/40
Valorisation of by-products of wastewater, sewage or sludge processing
Y02W10/40 (Valorisation of by-products of wastewater, sewage or sludge processing) appears on 387 US grants and 273 published applications in this corpus.
Search patents in Y02W- Granted patents
- 387
- Published applications
- 273
- Assignees
- 286
- Inventors
- 859
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 8 | 0 |
| 1978 | 9 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 4 | 0 |
| 1982 | 10 | 0 |
| 1983 | 7 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 8 | 0 |
| 1987 | 4 | 0 |
| 1988 | 9 | 0 |
| 1989 | 8 | 0 |
| 1990 | 12 | 0 |
| 1991 | 7 | 0 |
| 1992 | 4 | 0 |
| 1993 | 17 | 0 |
| 1994 | 10 | 0 |
| 1995 | 7 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 9 | 0 |
| 1999 | 7 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 1 |
| 2002 | 8 | 2 |
| 2003 | 2 | 4 |
| 2004 | 4 | 12 |
| 2005 | 7 | 3 |
| 2006 | 5 | 6 |
| 2007 | 2 | 11 |
| 2008 | 2 | 7 |
| 2009 | 7 | 8 |
| 2010 | 7 | 14 |
| 2011 | 6 | 4 |
| 2012 | 5 | 8 |
| 2013 | 6 | 14 |
| 2014 | 5 | 23 |
| 2015 | 8 | 12 |
| 2016 | 9 | 16 |
| 2017 | 14 | 17 |
| 2018 | 14 | 14 |
| 2019 | 10 | 13 |
| 2020 | 15 | 20 |
| 2021 | 10 | 18 |
| 2022 | 10 | 15 |
| 2023 | 11 | 15 |
| 2024 | 13 | 10 |
| 2025 | 14 | 2 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Membrane comprising biopolymers and carbon nanomaterials for removing heavy metals in polluted waters2 Jun 2026US 12,643,088 B2Universidad TéCnica Federico Santa MaríA
- Use of a hydraulic binder containing calcium aluminate for the production of a construction material12 May 2026US 12,623,963 B2ARDEX Group GmbH
- Enhanced microbial production of biosurfactants and other products, and uses thereof21 Apr 2026US 12,605,753 B2Locus Solutions Ipco, LLC
- Method for manufacturing useful products containing carbonized solids by treating organic wastes containing heavy metals27 Jan 2026US 12,533,719 B2Matsui Consulting Firm Co., Ltd.
- Inline particle size control for rotary drum drier recycle material30 Dec 2025US 12,510,295 B2Aries Clean Technologies LLC
- Enhanced Microbial Production of Biosurfactants and Other Products, and Uses Thereof17 Sep 2026US 2026/0273600 A1Locus Solutions Ipco, LLC
- A fertiliser composition based on a biotised, sewage sludge pyrolysis product20 Aug 2026US 2026/0242304 A1Groown S.R.O.
- System and Method for Pyrolysis26 Mar 2026US 2026/0085243 A1Royal Melbourne Institute of Technology
- Actively cooled screw feeder for gasification reactors19 Mar 2026US 2026/0078311 A1Aries Clean Technologies LLC
- Inline particle size control for rotary drum drier recycle material20 Nov 2025US 2025/0354752 A9Aries Clean Technologies LLC
Most cited
By later US patents
- Indirectly heated thermochemical reactor apparatus and processes143US 5,059,404 AManufacturing and Technology Conversion International, Inc. · 1991
- Processing methods for the oxidation of organics in supercritical water132US 4,338,199 AModar, Inc. · 1982
- Process for detoxifying waste materials by steam reformation through endothermic gasification reactions104US 6,149,765 AManufacturing and Technology Conversion International, Inc. · 2000
- Indirectly heated thermochemical reactor apparatus and processes101US 5,306,481 AManufacturing and Technology Conversion International, Inc. · 1994
- Endothermic spent liquor recovery process89US 5,637,192 AManufacturing and Technology Conversion International, Inc. · 1997