B01D 45/18
Cleaning-out devices
B01D45/18 (Cleaning-out devices) appears on 75 US grants and 106 published applications in this corpus.
Search patents in B01D- Granted patents
- 75
- Published applications
- 106
- Assignees
- 87
- Inventors
- 256
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 4 |
| 2008 | 1 | 2 |
| 2009 | 1 | 4 |
| 2010 | 2 | 5 |
| 2011 | 6 | 1 |
| 2012 | 2 | 2 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 2 |
| 2016 | 1 | 2 |
| 2017 | 2 | 6 |
| 2018 | 1 | 3 |
| 2019 | 3 | 8 |
| 2020 | 7 | 4 |
| 2021 | 2 | 9 |
| 2022 | 7 | 7 |
| 2023 | 3 | 6 |
| 2024 | 11 | 15 |
| 2025 | 5 | 12 |
| 2026 | 3 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pollutant capturer and mobilizer8 Sep 2026US 12,729,640 B2
- Two-phase separator device for removing condensate or particulate from a gas stream5 May 2026US 12,616,927 B2Paragon Space Development Corporation
- Liquid separator17 Feb 2026US 12,551,832 B2Joma-Polytec GmbH
- Natural gas separation device23 Dec 2025US 12,502,628 B2Southwest Petroleum University
- Mist collection and separation assembly23 Dec 2025US 12,502,629 B1
- Hydrogen generator17 Sep 2026US 2026/0275555 A1EVE Hydrogen Energy Co., LTD.
- Gas-liquid separator3 Sep 2026US 2026/0260914 A1Aisin Corporation
- Plasma energization equipment20 Aug 2026US 2026/0243421 A1
- Float seal assembly6 Aug 2026US 2026/0225015 A1Specialty Machine Works, Inc.
- Integrated devices for drying organic solid wastes and extracting metals and methods thereof9 Jul 2026US 2026/0193540 A1Harbin Normal University
Most cited
By later US patents
- Separation-chamber means116US 4,523,936 A1985
- Vehicle filter assembly87US 7,938,871 B2Nissan North America, Inc. · 2011
- Cyclone separator29US 4,149,861 ASnow Brand Milk Products Co., Ltd. · 1979
- Horizontal vapor-liquid separator27US 4,187,089 AMaloney-Crawford Tank Corporation · 1980
- Multi functional filter20US 7,550,023 B2Ultrafilter International AG · 2009