C10J 2300/1637
Char combustion
C10J2300/1637 (Char combustion) appears on 113 US grants and 119 published applications in this corpus.
Search patents in C10J- Granted patents
- 113
- Published applications
- 119
- Assignees
- 60
- Inventors
- 202
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 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 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 1 |
| 2003 | 0 | 1 |
| 2004 | 2 | 4 |
| 2005 | 1 | 1 |
| 2006 | 1 | 3 |
| 2007 | 2 | 2 |
| 2008 | 3 | 5 |
| 2009 | 2 | 3 |
| 2010 | 1 | 5 |
| 2011 | 3 | 16 |
| 2012 | 7 | 6 |
| 2013 | 9 | 12 |
| 2014 | 8 | 8 |
| 2015 | 12 | 8 |
| 2016 | 10 | 3 |
| 2017 | 4 | 5 |
| 2018 | 5 | 7 |
| 2019 | 6 | 2 |
| 2020 | 5 | 4 |
| 2021 | 3 | 2 |
| 2022 | 4 | 4 |
| 2023 | 3 | 5 |
| 2024 | 1 | 6 |
| 2025 | 4 | 4 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Biochar purification unit28 Apr 2026US 12,612,572 B2Meva Energy AB
- Methods and systems for producing energy from waste materials24 Mar 2026US 12,584,069 B2W2E USA LLC
- Device for making hydrogen from heterogenous waste27 Jan 2026US 12,534,676 B2CLEAN ENERGY ENTERPRISES Inc.
- Pyrolysis reactor system and method25 Nov 2025US 12,480,055 B2Duke Technologies, LLC
- Biochar system and method in stoichiometric exhaust gas recirculation power plant30 Sep 2025US 12,428,987 B1GE Infrastructure Technology LLC
- Coaxially stacked coaxial fuel gasifier23 Apr 2026US 2026/0109906 A1Alchemist Material Corporation
- Method of producing liquid fuel from carbonaceous feedstock through gasification and recycling of downstream products25 Dec 2025US 2025/0388827 A1ThermoChem Recovery International, Inc.
- Coupling system of biomass gasification and waste incineration24 Jul 2025US 2025/0236800 A1Huadian Electric Power Research Institute Co., Ltd.
- Cyclone for a chemical looping combustion facility and method provided with an inlet duct having sloped walls and gas injection13 Feb 2025US 2025/0050293 A1Ifp Energies Nouvelles
- Method of producing liquid fuel from carbonaceous feedstock through gasification and recycling of downstream products9 Jan 2025US 2025/0011668 A1ThermoChem Recovery International, Inc.
Most cited
By later US patents
- Biomass gasification system and method82US 6,808,543 B2Ferco Enterprises, Inc. · 2004
- Methane production80US 3,958,957 AExxon Research & Engineering Co. · 1976
- Alkali metal catalyst recovery process61US 3,998,607 AExxon Research & Engineering Co. · 1976
- Method and apparatus for treating wastes by gasification61US 5,922,090 AEbara Corporation · 1999
- Low inlet gas velocity high throughput biomass gasifier59US 4,828,581 ABattelle Development Corporation · 1989