F23K 2201/50
Blending
F23K2201/50 (Blending) appears on 138 US grants and 164 published applications in this corpus.
Search patents in F23K- Granted patents
- 138
- Published applications
- 164
- Assignees
- 90
- Inventors
- 222
- Latest grant
- 4 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 3 |
| 2003 | 1 | 2 |
| 2004 | 2 | 3 |
| 2005 | 1 | 1 |
| 2006 | 1 | 5 |
| 2007 | 1 | 6 |
| 2008 | 1 | 6 |
| 2009 | 3 | 5 |
| 2010 | 3 | 10 |
| 2011 | 5 | 17 |
| 2012 | 11 | 17 |
| 2013 | 15 | 11 |
| 2014 | 9 | 20 |
| 2015 | 11 | 14 |
| 2016 | 4 | 12 |
| 2017 | 11 | 2 |
| 2018 | 9 | 10 |
| 2019 | 7 | 2 |
| 2020 | 9 | 7 |
| 2021 | 7 | 3 |
| 2022 | 2 | 2 |
| 2023 | 2 | 3 |
| 2024 | 1 | 0 |
| 2025 | 2 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods and apparatus for carbonaceous fuel and/or feedstock treatment4 Feb 2025US 12,215,287 B1VRC Technology, LLC
- Method and apparatus for treating combustible substance14 Jan 2025US 12,196,417 B2Taiheiyo Engineering Inc.
- Method and system for optimum coal selection and power plant optimization25 Jun 2024US 12,021,384 B2Tata Consultancy Services Limited
- Sorbents for coal combustion22 Aug 2023US 11,732,888 B2NOx II, Ltd.
- Reducing mercury emissions from the burning of coal by remote sorbent addition22 Aug 2023US 11,732,889 B2NOx II, Ltd.
- Method for promoting combustion of combustible and enhancing power output and usage life of combustion equipment27 Aug 2026US 2026/0250589 A1Qingdao Hengnengda Energy Technologies Co., Ltd.
- Combustion method using fuel combustion device, cement manufacturing method, and cement firing facility30 Apr 2026US 2026/0117967 A1Sumitomo Osaka Cement Co., Ltd.
- Combustion system and prediction device31 Jul 2025US 2025/0244012 A1IHI Corporation
- Processes and systems for producing biocoke in a kinetic interface reactor, and biocoke produced therefrom12 Oct 2023US 2023/0323229 A1
- Processes and systems for producing biocoke in a kinetic interface reactor, and biocoke produced therefrom12 Oct 2023US 2023/0323230 A1
Most cited
By later US patents
- Reducing mercury emissions from the burning of coal97US 7,776,301 B2NOx II, Ltd. · 2010
- Method and composition for decreasing emissions of sulfur oxides and nitrogen oxides94US 4,824,441 AGenesis Research Corporation · 1989
- Low sulfur coal additive for improved furnace operation92US 7,332,002 B2ADA Environmental Solutions, LLC · 2008
- Reducing mercury emissions from the burning of coal78US 7,507,083 B22009
- Densified fuel pellets70US 7,960,325 B2Renewable Densified Fuels, LLC · 2011