F23J 2217/40
Intercepting solids: by cyclones
Official title: by cyclones
F23J2217/40 (Intercepting solids: by cyclones) appears on 85 US grants and 55 published applications in this corpus.
Search patents in F23J- Granted patents
- 85
- Published applications
- 55
- Assignees
- 62
- Inventors
- 176
- Latest grant
- 30 May 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 6 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 3 | 2 |
| 2003 | 3 | 4 |
| 2004 | 1 | 3 |
| 2005 | 2 | 1 |
| 2006 | 4 | 1 |
| 2007 | 1 | 3 |
| 2008 | 1 | 2 |
| 2009 | 0 | 4 |
| 2010 | 3 | 3 |
| 2011 | 2 | 4 |
| 2012 | 3 | 3 |
| 2013 | 2 | 4 |
| 2014 | 1 | 3 |
| 2015 | 1 | 0 |
| 2016 | 3 | 2 |
| 2017 | 1 | 2 |
| 2018 | 2 | 2 |
| 2019 | 1 | 3 |
| 2020 | 1 | 1 |
| 2021 | 3 | 2 |
| 2022 | 0 | 2 |
| 2023 | 1 | 0 |
| 2024 | 0 | 2 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System for removing particulate matter from biomass combustion exhaust gas comprising gas cyclones and baghouses30 May 2023US 11,662,093 B2Triple Green Products Inc.
- Devices and methods for a pyrolysis and gasification system for biomass feedstock30 Nov 2021US 11,186,779 B2The Texas A&M University System
- Furnace apparatus26 Oct 2021US 11,156,358 B2Serendipity Technologies LLC
- Cyclone separator having central cylinder made of non-metal refractory material4 May 2021US 10,995,946 B2Jiangsu Huawei Machinery Manufacturing Co., Ltd
- CLC process and installation with the production of high purity nitrogen28 Apr 2020US 10,632,440 B2Ifp Energies Nouvelles
- Processes and methods for producing hydrogen and carbon from hydrocarbons9 Apr 2026US 2026/0097378 A1C-Zero, Inc.
- System for self-sustaining combustion of iron particles and method thereof17 Oct 2024US 2024/0344692 A1The Royal Institution for the Advancement of Learning/Mcgill University
- System and method for reducing pollution from a combustion chamber12 Sep 2024US 2024/0302039 A1Gavriel Clean Tech Ltd
- Devices and Methods for a Pyrolysis and Gasification System for Biomass Feedstock7 Apr 2022US 2022/0106528 A1The Texas A&M University System
- Furnace apparatus6 Jan 2022US 2022/0003409 A1Serendipity Technologies LLC
Most cited
By later US patents
- System for treating and recovering energy from exhaust gases100US 4,126,000 A1978
- Reduction of mercury in coal combustion gas system and method94US 5,787,823 A1998
- Barrier discharge conversion of Hg, SO.sub.2 and NOx79US 6,117,403 AZero Emissions Technology Inc. · 2000
- Barrier discharge conversion of SO.sub.2 and NOx to acids78US 6,132,692 APowerspan Corp. · 2000
- Treatment of oil field wastes69US 4,751,887 AEnvironmental Pyrogenics Services, Inc. · 1988