B03C 3/017
Combinations of electrostatic separation with other processes, not otherwise provided for
B03C3/017 (Combinations of electrostatic separation with other processes, not otherwise provided for) appears on 482 US grants and 561 published applications in this corpus.
Search patents in B03C- Granted patents
- 482
- Published applications
- 561
- Assignees
- 367
- Inventors
- 1,278
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 7 | 0 |
| 1991 | 5 | 0 |
| 1992 | 7 | 0 |
| 1993 | 7 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 7 | 0 |
| 1998 | 7 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 8 | 1 |
| 2002 | 5 | 9 |
| 2003 | 9 | 8 |
| 2004 | 1 | 6 |
| 2005 | 3 | 7 |
| 2006 | 7 | 26 |
| 2007 | 13 | 8 |
| 2008 | 7 | 12 |
| 2009 | 11 | 12 |
| 2010 | 11 | 23 |
| 2011 | 13 | 23 |
| 2012 | 11 | 20 |
| 2013 | 14 | 28 |
| 2014 | 16 | 21 |
| 2015 | 25 | 23 |
| 2016 | 24 | 24 |
| 2017 | 17 | 24 |
| 2018 | 16 | 24 |
| 2019 | 23 | 24 |
| 2020 | 20 | 25 |
| 2021 | 18 | 49 |
| 2022 | 18 | 57 |
| 2023 | 13 | 42 |
| 2024 | 36 | 34 |
| 2025 | 26 | 23 |
| 2026 | 15 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and apparatus for producing carbonate salts22 Sep 2026US 12,741,880 B2Nanomist Technologies Co., Ltd.
- Gas separation device system using waveform disks15 Sep 2026US 12,734,477 B2
- System and a method for reducing particulate pollutants in air, using pulsed electromagnetic waves18 Aug 2026US 12,708,910 B2Devic Earth Private Limited
- Oil mist filtering apparatus, cooking apparatus including the same, and ventilation system including the same16 Jun 2026US 12,655,993 B2Samsung Electronics Co., Ltd.
- Ionic wind generator16 Jun 2026US 12,660,119 B2Ventiva, Inc.
- Caliper-type electrostatic precipitator and vehicle braking device including same1 Oct 2026US 2026/0298299 A1Korea Institute of Machinery & Materials
- Filtration device for an air flow in a means of transport23 Jul 2026US 2026/0208206 A1Prodose
- Integrated devices for drying organic solid wastes and extracting metals and methods thereof9 Jul 2026US 2026/0193540 A1Harbin Normal University
- Photocatalytic purification device2 Jul 2026US 2026/0183711 A1Yunnan University
- Electrostatically Charged Drift Eliminators to Remove Liquid Droplets From An Air Flow21 May 2026US 2026/0139907 A1
Most cited
By later US patents
- Method for removing pollutants from a combustor flue gas and system for same199US 5,505,766 AElectric Power Research, Inc. · 1996
- Sorbents and methods for the removal of mercury from combustion gases199US 6,953,494 B22005
- Air cleaner with separate ozone and ionizer outputs and method of purifying air114US 5,656,063 AAirlux Electrical Co., Ltd. · 1997
- High velocity integrated flue gas treatment scrubbing system97US 5,787,821 AThe Babcock & Wilcox Company · 1998
- Reduced emission combustion process with resource conservation and recovery options "ZEROS" zero-emission energy recycling oxidation system97US 5,906,806 A1999