B01D 2259/12
Methods and means for introducing reactants
B01D2259/12 (Methods and means for introducing reactants) appears on 242 US grants and 353 published applications in this corpus.
Search patents in B01D- Granted patents
- 242
- Published applications
- 353
- Assignees
- 231
- Inventors
- 866
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 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 | 1 | 0 |
| 2003 | 0 | 2 |
| 2004 | 2 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 4 |
| 2009 | 0 | 2 |
| 2010 | 4 | 11 |
| 2011 | 4 | 19 |
| 2012 | 14 | 14 |
| 2013 | 9 | 25 |
| 2014 | 26 | 24 |
| 2015 | 23 | 15 |
| 2016 | 14 | 29 |
| 2017 | 18 | 19 |
| 2018 | 13 | 28 |
| 2019 | 18 | 16 |
| 2020 | 18 | 19 |
| 2021 | 15 | 14 |
| 2022 | 11 | 21 |
| 2023 | 15 | 21 |
| 2024 | 10 | 27 |
| 2025 | 12 | 21 |
| 2026 | 10 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Photochemical method and device for volatile organic compound pollution control22 Sep 2026US 12,741,248 B2Ambient Carbon Methane Holding Aps
- Exhaust gas rectifier and exhaust gas purification system1 Sep 2026US 12,723,530 B2Yanmar Holdings Co., Ltd.
- Atmospheric carbon dioxide removal process21 Jul 2026US 12,685,964 B1
- Photochemical method and device for volatile organic compound pollution control23 Jun 2026US 12,661,616 B2Ambient Carbon Methane Holding Aps
- Scrubber for washing exhaust fumes generated by internal combustion engines26 May 2026US 12,636,609 B2Ecospray Technologies S.r.l.
- System for treating an exhaust gas8 Oct 2026US 2026/0307052 A1Johnson Matthey Public Limited Company
- Redox with Relative Hydrogen Sensors and Method17 Sep 2026US 2026/0273465 A1Streamline Innovations Inc
- Industrial plant for gas treatment6 Aug 2026US 2026/0225028 A1
- Improvements to sorbent flow in co2 capture30 Jul 2026US 2026/0216637 A1Equinor Low Carbon UK Limited
- Process for removing nitric oxide, nitrous oxide and carbon monoxide from a gas stream30 Jul 2026US 2026/0216642 A1BASF SE
Most cited
By later US patents
- Low pressure injection and turbulent mixing in selective catalytic reduction system134US 6,449,947 B1Fleetguard, Inc. · 2002
- Exhaust aftertreatment device, including chemical mixing and acoustic effects87US 6,722,123 B2Fleetguard, Inc. · 2004
- Process for dilute phase injection of dry alkaline materials53US 8,383,071 B2ADA Environmental Solutions, LLC · 2013
- Process and apparatus for carbon capture and elimination of multi-pollutants in flue gas from hydrocarbon fuel sources and recovery of multiple by-products44US 7,842,264 B2Cefco, LLC · 2010
- Method and device for separating sulphur dioxide from a gas41US 7,153,481 B2ALSTOM Technology Ltd · 2006