C10L 2290/546
Sieving for separating fractions, components or impurities during preparation or upgrading of
Official title: Sieving for separating fractions, components or impurities during preparation or upgrading of a fuel
C10L2290/546 (Sieving for separating fractions, components or impurities during preparation or upgrading of) appears on 53 US grants and 69 published applications in this corpus.
Search patents in C10L- Granted patents
- 53
- Published applications
- 69
- Assignees
- 55
- Inventors
- 165
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 3 |
| 2015 | 2 | 7 |
| 2016 | 2 | 7 |
| 2017 | 5 | 3 |
| 2018 | 1 | 3 |
| 2019 | 1 | 3 |
| 2020 | 5 | 5 |
| 2021 | 8 | 11 |
| 2022 | 6 | 8 |
| 2023 | 7 | 5 |
| 2024 | 5 | 4 |
| 2025 | 6 | 6 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Method for upgrading coal slime through synergistic dehydration30 Sep 2025US 12,428,606 B2China University of Mining and Technology
- Process and system for producing engineered fuel8 Jul 2025US 12,351,771 B1Wm Intellectual Property Holdings, L.L.C.
- Clean coal for combustion and preparation method thereof18 Dec 2025US 2025/0382537 A1Ningbo Jiufeng Thermoelectricity Company Limited
- Solid biomass fuel anti-coking additive30 Oct 2025US 2025/0333661 A1
- Biomass processing21 Aug 2025US 2025/0263617 A1Drax Biomass, Inc.
- Method of grilling3 Jul 2025US 2025/0215341 A1
- Method for upgrading coal slime through synergistic dehydration29 May 2025US 2025/0171701 A1China University of Mining and Technology
Most cited
By later US patents
- Process and system for producing engineered fuel31US 9,126,204 B1Wm Intellectual Property Holdings, L.L.C. · 2015
- Process and system for producing engineered fuel12US 10,538,716 B1Wm Intellectual Property Holdings, L.L.C. · 2020
- Method for sorting and comprehensively utilizing municipal solid waste12US 9,545,650 B2Xi' An Jiaotong University · 2017
- Process and system for producing engineered fuel11US 10,400,188 B2Wm Intellectual Property Holdings, L.L.C. · 2019
- Drying plant for brown coals of high water content11US 4,628,619 AVoest-Alpine Aktiengesellschaft · 1986