C10J 3/52
Ash-removing devices
C10J3/52 (Ash-removing devices) appears on 299 US grants and 170 published applications in this corpus.
Search patents in C10J- Granted patents
- 299
- Published applications
- 170
- Assignees
- 149
- Inventors
- 636
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 7 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 7 | 0 |
| 1981 | 5 | 0 |
| 1982 | 10 | 0 |
| 1983 | 13 | 0 |
| 1984 | 28 | 0 |
| 1985 | 20 | 0 |
| 1986 | 7 | 0 |
| 1987 | 17 | 0 |
| 1988 | 8 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 3 |
| 2002 | 2 | 3 |
| 2003 | 1 | 2 |
| 2004 | 6 | 2 |
| 2005 | 0 | 1 |
| 2006 | 2 | 2 |
| 2007 | 1 | 7 |
| 2008 | 2 | 8 |
| 2009 | 3 | 11 |
| 2010 | 3 | 13 |
| 2011 | 3 | 22 |
| 2012 | 6 | 15 |
| 2013 | 12 | 12 |
| 2014 | 14 | 14 |
| 2015 | 16 | 9 |
| 2016 | 11 | 7 |
| 2017 | 7 | 5 |
| 2018 | 4 | 5 |
| 2019 | 6 | 6 |
| 2020 | 5 | 4 |
| 2021 | 3 | 6 |
| 2022 | 7 | 2 |
| 2023 | 3 | 5 |
| 2024 | 2 | 0 |
| 2025 | 2 | 4 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Gasification furnace operating method and gasification furnace18 Aug 2026US 12,709,714 B2Ebara Environmental Plant Co., Ltd.
- Double fluidized bed reactor system including staircase-type helical blade29 Apr 2025US 12,285,752 B2
- Y-shaped entrained-flow high-temperature zoned gasification device adopting dry-process slag-discharging15 Apr 2025US 12,275,905 B2China University of Petroleum (East China)
- Slag crusher, gasifier, integrated gasification combined cycle, and assembly method of slag crusher22 Oct 2024US 12,121,903 B2Mitsubishi Heavy Industries, Ltd.
- Conversion system for wave-rotor reactor system6 Feb 2024US 11,890,611 B2
- Method for obtaining a synthesis gas from waste products via a gasification reaction in conjunction with a reforming reaction with thermal energy recirculation27 Aug 2026US 2026/0250587 A1Cyclize GmbH
- Radiant syngas cooler7 May 2026US 2026/0125263 A1Air Products and Chemicals, Inc.
- Fully modularly assembled bottom-feed pyrolysis reactor and multi-product co-generation system9 Oct 2025US 2025/0313767 A1Harvestgreen 4H2 Inc.
- An oxygen enriched air blown pilot scale pressurized fluidized bed refractory lined gasifier19 Jun 2025US 2025/0197747 A1
- Plant, device and process15 May 2025US 2025/0153129 A1Gidara Energy B.V.
Most cited
By later US patents
- System and method for gasification of solid carbonaceous fuels105US 4,385,905 AEverett Metal Products · 1983
- Biomass gasification system and method82US 6,808,543 B2Ferco Enterprises, Inc. · 2004
- System for protecting gasifier surfaces from corrosion77US 8,372,251 B2General Electric Company · 2013
- Process for gasifying solid carbonaceous fuel76US 4,017,272 ABamag Verfahrenstechnik GmbH · 1977
- Synthesis gas from slurries of solid carbonaceous fuels68US 4,436,531 ATexaco Development Corporation · 1984