B01D 2251/108
Halogens or halogen compounds
B01D2251/108 (Halogens or halogen compounds) appears on 179 US grants and 227 published applications in this corpus.
Search patents in B01D- Granted patents
- 179
- Published applications
- 227
- Assignees
- 121
- Inventors
- 367
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 3 |
| 2007 | 0 | 2 |
| 2008 | 1 | 5 |
| 2009 | 2 | 0 |
| 2010 | 5 | 3 |
| 2011 | 3 | 14 |
| 2012 | 3 | 8 |
| 2013 | 14 | 17 |
| 2014 | 11 | 22 |
| 2015 | 20 | 16 |
| 2016 | 7 | 18 |
| 2017 | 15 | 15 |
| 2018 | 18 | 22 |
| 2019 | 10 | 10 |
| 2020 | 13 | 9 |
| 2021 | 13 | 9 |
| 2022 | 11 | 17 |
| 2023 | 12 | 6 |
| 2024 | 9 | 16 |
| 2025 | 4 | 11 |
| 2026 | 6 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Photochemical method and device for volatile organic compound pollution control22 Sep 2026US 12,741,248 B2Ambient Carbon Methane Holding Aps
- Photochemical method and device for volatile organic compound pollution control23 Jun 2026US 12,661,616 B2Ambient Carbon Methane Holding Aps
- System for detecting and cleaning indoor air pollution2 Jun 2026US 12,644,621 B2Microjet Technology Co., Ltd.
- Method and system for controlling mercury emissions from coal-fired thermal processes26 May 2026US 12,636,611 B2ARQ Solutions (ES), INC.
- System for detecting and cleaning air pollution in indoor space with heating, ventilation and air conditioning7 Apr 2026US 12,595,928 B2Microjet Technology Co., Ltd.
- Removal of atmospheric pollutants from gas, related apparatus, processes and uses thereof24 Sep 2026US 2026/0284589 A1Intelligent Abatement, LLC
- Process for removing sulfur containing compounds from gas containing at least one sulfur containing compound10 Sep 2026US 2026/0264009 A1Sulzer Management AG
- Regenerable hgcl2 standard gas generating agent, and preparation method and application thereof25 Jun 2026US 2026/0175155 A1Southeast University
- Methods of treatment of volatile organic compounds using chlorine dioxide16 Apr 2026US 2026/0102531 A1Prokure Solutions, LLC
- Systems and Methods for Processing Flue Gas Carbon Dioxide20 Nov 2025US 2025/0352947 A1CleanO2 Carbon Capture Technologies Inc.
Most cited
By later US patents
- Method for removal and stabilization of mercury in mercury-containing gas streams123US 6,942,840 B1ADA Technologies, Inc. · 2005
- Method and system for controlling mercury emissions from coal-fired thermal processes44US 8,372,362 B2ADA-ES, Inc. · 2013
- Systems and methods for exhaust gas cleaning and/or ballast water treatment41US 9,216,376 B2Keppel Offshore & Marine Technology Centre Pte Ltd · 2015
- Processes and methods using chlorine dioxide to remove NOx and SOx from marine exhaust39US 9,873,080 B22018
- Methods for removal of mercury from flue gas32US 8,309,046 B2Calgon Carbon Corporation · 2012