C10J 2300/1631
Ash recycling
C10J2300/1631 (Ash recycling) appears on 32 US grants and 34 published applications in this corpus.
Search patents in C10J- Granted patents
- 32
- Published applications
- 34
- Assignees
- 30
- Inventors
- 122
- Latest grant
- 8 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 4 |
| 2010 | 0 | 1 |
| 2011 | 3 | 1 |
| 2012 | 1 | 2 |
| 2013 | 0 | 3 |
| 2014 | 2 | 2 |
| 2015 | 2 | 2 |
| 2016 | 2 | 1 |
| 2017 | 1 | 3 |
| 2018 | 3 | 0 |
| 2019 | 1 | 0 |
| 2020 | 1 | 2 |
| 2021 | 1 | 1 |
| 2022 | 0 | 2 |
| 2023 | 3 | 1 |
| 2024 | 0 | 2 |
| 2025 | 1 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- Process and apparatus for producing synthesis gas through thermochemical conversion of biomass and waste materials8 Jul 2025US 12,351,766 B2Gidara Energy B.V.
- Fly ash recycling gasification furnace5 Dec 2023US 11,834,617 B2Huaneng Clean Energy Research Institute
- Syngas production and recovery of active phase metals from gasifier slag containing spent catalyst22 Aug 2023US 11,732,204 B2Saudi Arabian Oil Company
- Process and apparatus for producing synthesis gas through thermochemical conversion of biomass and waste materials11 Apr 2023US 11,624,034 B2Gidara Energy B.V.
- Internally self-circulating fluidized bed gasifier and air distributor therein for generating stepped constrained wind2 Mar 2021US 10,934,499 B2Zhongkejuxin Clean Energy & Hot Forging Equipment Research and Development Co., Ltd.
- Integrated system of devices and procedure for converting carbon-based composite material into a hydrogen-rich gas, with the option of capturing and using its emissions and waste26 Jun 2025US 2025/0206603 A1Blueplasma Power, S.L.
- Organic ash tea production for irrigable nitrogen fertilizer19 Jun 2025US 2025/0197304 A1Nitricity Inc.
- Biomass gasification and waste incineration integrated furnace13 Feb 2025US 2025/0051667 A1Huadian Electric Power Research Institute Co., Ltd.
- Method and apparatus for industrial production of renewable synthetic fuels18 Jul 2024US 2024/0240094 A1
- Method and plant for disposing of wastes composed of plastic materials and biomasses11 Apr 2024US 2024/0117259 A1Benzi & Partners, S.R.L.
Most cited
By later US patents
- Municipal solid waste disposal process92US 5,280,757 A1994
- Method for reducing the carbon footprint of a conversion process51US 9,260,666 B2Cool Planet Energy Systems, Inc. · 2016
- Catalytic gasification process with recovery of alkali metal from char43US 7,897,126 B2Greatpoint Energy, Inc. · 2011
- Waste treatment method and waste treatment apparatus41US 6,178,899 B2Kabushiki Kaisha Toshiba · 2001
- Catalytic steam gasification process with recovery and recycle of alkali metal compounds41US 7,922,782 B2Greatpoint Energy, Inc. · 2011