F23G 2201/302
Treating pyrosolids
F23G2201/302 (Treating pyrosolids) appears on 32 US grants and 34 published applications in this corpus.
Search patents in F23G- Granted patents
- 32
- Published applications
- 34
- Assignees
- 36
- Inventors
- 80
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 4 |
| 2003 | 2 | 0 |
| 2004 | 2 | 2 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 0 | 0 |
| 2008 | 2 | 1 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 2 | 3 |
| 2012 | 1 | 2 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 3 |
| 2016 | 0 | 2 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 2 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 6 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 3 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Biomass pyrolysis integrated with bio-reduction of metal ores, hydrogen production, and/or activated-carbon production9 Jun 2026US 12,649,959 B2Carbon Technology Holdings, LLC
- Method and system for pyrolysis and carbon deposition29 Jul 2025US 12,371,620 B2Royal Melbourne Institute of Technology
- Method and apparatus for the treatment of waste material22 Apr 2025US 12,280,407 B2Powerhouse Energy Group PLC
- System and method for pyrolysing organic waste11 Feb 2025US 12,224,076 B2Asx Investments B.V.
- Two-stage remediation of particulate material25 Feb 2020US 10,569,316 B2ExxonMobil Research and Engineering Company
- Biomass pyrolysis integrated with bio-reduction of metal ores, hydrogen production, and/or activated-carbon production12 Jun 2025US 2025/0188565 A1
- A method and system for pyrolysis and carbon deposition2 Nov 2023US 2023/0348788 A1Royal Melbourne Institute of Technology
- Method and apparatus for the treatment of waste material25 Aug 2022US 2022/0266321 A1Powerhouse Energy Group PLC
- Biomass pyrolysis integrated with bio-reduction of metal ores, hydrogen production, and/or activated-carbon production26 May 2022US 2022/0162064 A1Carbon Technology Holdings, LLC
- Biomass pyrolysis integrated with bio-reduction of metal ores, hydrogen production, and/or activated-carbon production26 May 2022US 2022/0162076 A1Carbon Technology Holdings, LLC
Most cited
By later US patents
- Method and plant for thermal waste disposal37US 4,878,440 ASiemens Aktiengessellschaft · 1989
- Method of pyrolyzing sewage sludge to produce activated carbon36US 4,122,036 AWaterfront N.V. · 1978
- Method of thermal utilization of waste materials25US 5,550,312 ANoell-DBI Energie-Und Entsorgungstechnik GmbH · 1996
- Apparatus for processing and vitrifying waste21US 5,657,706 AElectricite de France (Service National) · 1997
- Method and equipment for pyrolytic treatment of organic material19US 6,244,198 B1BCDE Group Waste Management Ltd Oy · 2001