B01D 53/60
Simultaneously removing sulfur oxides and nitrogen oxides
B01D53/60 (Simultaneously removing sulfur oxides and nitrogen oxides) appears on 465 US grants and 266 published applications in this corpus.
Search patents in B01D- Granted patents
- 465
- Published applications
- 266
- Assignees
- 286
- Inventors
- 948
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 16 | 0 |
| 1978 | 11 | 0 |
| 1979 | 5 | 0 |
| 1980 | 8 | 0 |
| 1981 | 6 | 0 |
| 1982 | 6 | 0 |
| 1983 | 7 | 0 |
| 1984 | 9 | 0 |
| 1985 | 6 | 0 |
| 1986 | 12 | 0 |
| 1987 | 16 | 0 |
| 1988 | 11 | 0 |
| 1989 | 23 | 0 |
| 1990 | 16 | 0 |
| 1991 | 16 | 0 |
| 1992 | 15 | 0 |
| 1993 | 14 | 0 |
| 1994 | 13 | 0 |
| 1995 | 10 | 0 |
| 1996 | 5 | 0 |
| 1997 | 12 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 9 |
| 2003 | 8 | 11 |
| 2004 | 5 | 11 |
| 2005 | 6 | 10 |
| 2006 | 4 | 9 |
| 2007 | 3 | 8 |
| 2008 | 16 | 7 |
| 2009 | 5 | 10 |
| 2010 | 6 | 12 |
| 2011 | 5 | 10 |
| 2012 | 12 | 11 |
| 2013 | 7 | 9 |
| 2014 | 8 | 6 |
| 2015 | 12 | 19 |
| 2016 | 8 | 13 |
| 2017 | 8 | 9 |
| 2018 | 15 | 19 |
| 2019 | 8 | 10 |
| 2020 | 14 | 11 |
| 2021 | 13 | 10 |
| 2022 | 8 | 14 |
| 2023 | 10 | 10 |
| 2024 | 4 | 14 |
| 2025 | 5 | 8 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Treatment of acid gases using molten alkali metal borates, and associated methods of separation24 Feb 2026US 12,558,651 B2Massachusetts Institute of Technology
- Desulfurization and denitrification agent and application thereof17 Feb 2026US 12,551,843 B1China shi da Education Development Co., Ltd
- Carbon capture device17 Feb 2026US 12,551,845 B2Sequestair Inc.
- Removal of atmospheric pollutants from gas, related apparatus, processes and uses thereof16 Dec 2025US 12,496,549 B2Intelligent Abatement, LLC
- Apparatus for reducing greenhouse gas emission in vessel and vessel including the same18 Nov 2025US 12,472,460 B2Daewoo Shipbuilding & Marine Engineering Co., Ltd.
- Removal of atmospheric pollutants from gas, related apparatus, processes and uses thereof24 Sep 2026US 2026/0284589 A1Intelligent Abatement, LLC
- Apparatus and method for pollutant removal6 Aug 2026US 2026/0225029 A1Daphne Solutions SA
- Carbon capture device28 May 2026US 2026/0145130 A1Sequestair Inc.
- Method for producing carbon dioxide absorbent and desulfurization catalyst2 Apr 2026US 2026/0091379 A1
- Multimodal microgrid system2 Apr 2026US 2026/0095051 A1Linkville Land Holdings LLC
Most cited
By later US patents
- Abatement of high concentrations of acid gas emissions142US 3,969,482 ATeller Environmental Systems, Inc. · 1976
- Integrated injection and bag filter house system for SO.sub.x -NO.sub.x -particulate control with reagent/catalyst regeneration115US 4,793,981 AThe Babcock & Wilcox Company · 1988
- System and process for removal of pollutants from a gas stream101US 6,610,263 B2EnviroScrub Technologies Corporation · 2003
- Process for removing sulfur oxides and nitrogen oxides from flue gases using halogen-impregnated actuated carbon with simultaneous injection of ammonia95US 3,961,020 AHitachi, Ltd. · 1976
- Systems and methods for processing CO294US 8,137,444 B2Calera Corporation · 2012