B01D 2247/06
Separation units provided with means for cleaning and maintenance
B01D2247/06 (Separation units provided with means for cleaning and maintenance) appears on 6 US grants and 8 published applications in this corpus.
Search patents in B01D- Granted patents
- 6
- Published applications
- 8
- Assignees
- 9
- Inventors
- 20
- Latest grant
- 23 May 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 4 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Device for bringing a gas stream and a liquid stream into contact23 May 2023US 11,654,391 B2Starklab
- Apparatus and method for wet cleaning a gas stream22 Nov 2022US 11,504,670 B2DAS Environmental Expert GmbH
- Apparatus and method for reducing air pollution from exhaust2 May 2017US 9,638,417 B2Umm Al-Qura University
- Radial-flow scrubber15 Nov 2016US 9,492,776 B2Outotec (Finland) Oy
- Green cascade-type device for intercepting and filtering oil fumes12 May 2015US 9,028,596 B2Fancy Food Service Equipment Co., Ltd.
- Filter assembly6 Oct 2022US 2022/0314152 A13M Innovative Properties Company
- Device for bringing a gas stream and a liquid stream into contact7 Oct 2021US 2021/0308614 A1Starklab
- Apparatus and method for wet cleaning a gas stream7 May 2020US 2020/0139301 A1DAS Environmental Expert GmbH
- Integrated system for seawater scrubbing of marine exhaust gas4 Apr 2019US 2019/0099706 A1
- Radial-flow scrubber17 Sep 2015US 2015/0258486 A1Outotec (Finland) Oy
Most cited
By later US patents