F23K 2201/101
To a specific particle size
Official title: to a specific particle size
F23K2201/101 (To a specific particle size) appears on 26 US grants and 25 published applications in this corpus.
Search patents in F23K- Granted patents
- 26
- Published applications
- 25
- Assignees
- 27
- Inventors
- 90
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 3 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 5 |
| 2011 | 0 | 3 |
| 2012 | 4 | 1 |
| 2013 | 3 | 3 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 3 |
| 2023 | 2 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Coal conveying control system and method for thermal power plant27 Jan 2026US 12,535,209 B1Huaneng Chaohu Power Generation Co., Ltd.
- Fuel conditioner for grill26 Mar 2024US 11,940,153 B2GMG Products, LLC
- Process for producing solid biomass fuel11 Apr 2023US 11,624,037 B2
- Classifier, pulverizing and classifying device, and pulverized coal burning boiler28 Feb 2023US 11,590,510 B2Mitsubishi Heavy Industries, Ltd.
- System, method and apparatus for controlling the flow distribution of solid particles15 Sep 2020US 10,773,261 B2General Electric Company
- Coal conveying control system and method for thermal power plant29 Jan 2026US 2026/0029122 A1Huaneng Chaohu Power Generation Co., Ltd.
- System and method for calcining coal gangue4 Aug 2022US 2022/0243910 A1
- Fuel conditioner for grill2 Jun 2022US 2022/0170638 A1GMG Products, LLC
- Process for producing solid biomass fuel3 Feb 2022US 2022/0033727 A1
- Classifier, pulverizing and classifying device, and pulverized coal burning boiler9 Aug 2018US 2018/0221889 A1Mitsubishi Hitachi Power Systems, Ltd.
Most cited
By later US patents
- Reduction of coal-fired combustion emissions18US 7,276,217 B2Premier Chemicals, LLC · 2007
- Method for operating a slag tap combustion apparatus17US 6,484,651 B1Crown Coal & Coke Co. · 2002
- System and method for controlling particle flow distribution between the outlets of a classifier10US 6,607,079 B2Foster Wheeler Energy Corporation · 2003
- Method for reducing unburned carbon in low NOx boilers9US 6,164,221 AElectric Power Research Institute, Inc. · 2000
- Fluidized-bed combustion fuel8US 4,961,756 A1990