B01D 53/8665
Removing heavy metals or compounds thereof
Official title: {Removing heavy metals or compounds thereof, e.g. mercury}
B01D53/8665 (Removing heavy metals or compounds thereof) appears on 118 US grants and 144 published applications in this corpus.
Search patents in B01D- Granted patents
- 118
- Published applications
- 144
- Assignees
- 69
- Inventors
- 248
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 3 | 3 |
| 2004 | 0 | 5 |
| 2005 | 2 | 5 |
| 2006 | 1 | 12 |
| 2007 | 3 | 4 |
| 2008 | 4 | 14 |
| 2009 | 8 | 10 |
| 2010 | 11 | 11 |
| 2011 | 7 | 7 |
| 2012 | 6 | 5 |
| 2013 | 6 | 5 |
| 2014 | 7 | 9 |
| 2015 | 5 | 9 |
| 2016 | 2 | 5 |
| 2017 | 6 | 4 |
| 2018 | 5 | 11 |
| 2019 | 9 | 8 |
| 2020 | 6 | 6 |
| 2021 | 7 | 5 |
| 2022 | 5 | 1 |
| 2023 | 0 | 2 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for processing waste using low-temperature plasma and device therefor24 Feb 2026US 12,558,653 B2Phoenix Waste Solutions, Inc.
- Intelligent multi-pollutant ultra-low emission system and global optimization method thereof4 Feb 2025US 12,217,204 B2Zhejiang University
- Magnetic adsorbents, methods for manufacturing a magnetic adsorbent, and methods of removal of contaminants from fluid streams27 Feb 2024US 11,911,727 B2Carbonxt, Inc.
- Filtration of chromium from flue gas in furnace stacks18 Oct 2022US 11,471,830 B2ExxonMobil Chemical Patents Inc.
- Multi-functional composition of matter for removal of mercury from high temperature flue gas streams2 Aug 2022US 11,400,434 B2ADA Carbon Solutions, LLC
- Method for processing waste using low-temperature plasma and device therefor30 Jan 2025US 2025/0032982 A1Phoenix Waste Solutions, Inc.
- Method for processing waste using low-temperature plasma and device therefor16 Mar 2023US 2023/0080243 A1Phoenix Waste Solutions, Inc.
- Multi-functional composition of matter for removal of mercury from high temperature flue gas streams26 Jan 2023US 2023/0024585 A1ADA Carbon Solutions, LLC
- Filtration of Chromium From Flue Gas In Furnace Stacks27 Jan 2022US 2022/0023798 A1ExxonMobil Chemical Patents Inc.
- Intelligent multi-pollutant ultra-low emission system and global optimization method thereof14 Oct 2021US 2021/0319373 A1Zhejiang University
Most cited
By later US patents
- Mercury removal catalyst and method of making and using same142US 6,258,334 B1Corning Incorporated · 2001
- Removal of mercury from a combustion gas stream and apparatus132US 5,607,496 ABrooks Rand Inc · 1997
- Mercury removal catalyst and method of making and using same124US 6,136,749 ACorning Incorporated · 2000
- System and process for removal of pollutants from a gas stream101US 6,610,263 B2EnviroScrub Technologies Corporation · 2003
- Process for treating exhaust gas and exhaust gas treating equipment96US 6,638,485 B1Mitsubishi Heavy Industries, Ltd. · 2003