F23J 2215/00
Preventing emissions
F23J2215/00 (Preventing emissions) appears on 957 US grants and 997 published applications in this corpus.
Search patents in F23J- Granted patents
- 957
- Published applications
- 997
- Assignees
- 569
- Inventors
- 2,256
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 6 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 7 | 0 |
| 1989 | 8 | 0 |
| 1990 | 13 | 0 |
| 1991 | 12 | 0 |
| 1992 | 13 | 0 |
| 1993 | 13 | 0 |
| 1994 | 10 | 0 |
| 1995 | 17 | 0 |
| 1996 | 16 | 0 |
| 1997 | 16 | 0 |
| 1998 | 17 | 0 |
| 1999 | 13 | 0 |
| 2000 | 27 | 0 |
| 2001 | 22 | 5 |
| 2002 | 20 | 20 |
| 2003 | 19 | 21 |
| 2004 | 13 | 25 |
| 2005 | 17 | 32 |
| 2006 | 16 | 18 |
| 2007 | 10 | 16 |
| 2008 | 17 | 46 |
| 2009 | 23 | 40 |
| 2010 | 30 | 59 |
| 2011 | 39 | 76 |
| 2012 | 38 | 76 |
| 2013 | 47 | 69 |
| 2014 | 66 | 72 |
| 2015 | 50 | 69 |
| 2016 | 42 | 46 |
| 2017 | 52 | 38 |
| 2018 | 52 | 38 |
| 2019 | 34 | 33 |
| 2020 | 32 | 22 |
| 2021 | 15 | 28 |
| 2022 | 17 | 29 |
| 2023 | 22 | 31 |
| 2024 | 21 | 41 |
| 2025 | 25 | 29 |
| 2026 | 11 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Furnace operation method11 Aug 2026US 12,703,652 B2American Air Liquide, Inc.
- Latent heat and condensation exchanger11 Aug 2026US 12,704,076 B2Sustainable Energy Solutions, LLC
- Plant and method for carrying out an endothermic chemical process and for separating carbon dioxide from flue gas produced in the process28 Jul 2026US 12,691,411 B2L'Air Liquide, Societe Anonyme Pour l'Etude et l'Exploitation des Procedes
- Combustion device and boiler14 Jul 2026US 12,680,692 B2IHI Corporation
- Scrubber for washing exhaust fumes generated by internal combustion engines26 May 2026US 12,636,609 B2Ecospray Technologies S.r.l.
- Method and device for separating a carbon dioxide-containing gas by partial condensation and/or distillation and/or solidification8 Oct 2026US 2026/0306989 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Building Emission Processing and/or Sequestration Systems and Methods27 Aug 2026US 2026/0251297 A1Carbonquest, Inc.
- Glass melting process with low co2 emission20 Aug 2026US 2026/0242269 A1Agc Glass Europe
- Melting furnace13 Aug 2026US 2026/0235363 A1Kubota Corporation
- Control device, exhaust gas supply system, control method, and program6 Aug 2026US 2026/0227064 A1Mitsubishi Heavy Industries, Ltd.
Most cited
By later US patents
- Thief process for the removal of mercury from flue gas141US 6,521,021 B1The United States of America as represented by the United States Department of Energy · 2003
- Control of mercury emissions from solid fuel combustion141US 6,848,374 B2ALSTOM Technology Ltd · 2005
- Method and apparatus for flue gas cleaning by separation and liquefaction of sulfur dioxide and carbon dioxide127US 5,133,190 A1992
- Air pollution control apparatus and air pollution control method127US 8,202,354 B2Mitsubishi Heavy Industries, Ltd. · 2012
- Flue gas control system of coal combustion boiler and operating method thereof122US 8,071,060 B2Mitsubishi Heavy Industries, Ltd. · 2011