B01D 47/027
By directing the gas to be cleaned essentially tangential to the liquid
Official title: {by directing the gas to be cleaned essentially tangential to the liquid surface}
B01D47/027 (By directing the gas to be cleaned essentially tangential to the liquid) appears on 86 US grants and 58 published applications in this corpus.
Search patents in B01D- Granted patents
- 86
- Published applications
- 58
- Assignees
- 65
- Inventors
- 168
- Latest grant
- 3 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 5 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 2 |
| 2002 | 3 | 2 |
| 2003 | 0 | 2 |
| 2004 | 1 | 2 |
| 2005 | 3 | 2 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 3 |
| 2010 | 4 | 2 |
| 2011 | 1 | 4 |
| 2012 | 2 | 1 |
| 2013 | 3 | 1 |
| 2014 | 1 | 4 |
| 2015 | 1 | 2 |
| 2016 | 4 | 3 |
| 2017 | 2 | 3 |
| 2018 | 0 | 4 |
| 2019 | 4 | 4 |
| 2020 | 3 | 4 |
| 2021 | 3 | 8 |
| 2022 | 4 | 1 |
| 2023 | 5 | 1 |
| 2024 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Gas scrubber for removing particles from an exhaust gas and an exhaust gas disposal system with a gas scrubber3 Sep 2024US 12,076,685 B2DAS Environmental Expert GmbH
- Nitrogen oxide reduction apparatus and gas treating apparatus14 May 2024US 11,985,754 B2Edwards Korea Ltd.
- Apparatus for capturing bioaerosols5 Dec 2023US 11,833,527 B2Industry-Academic Cooperation Foundation, Yonsei University
- Wet scrubber apparatus12 Sep 2023US 11,752,465 B2Schubert Environmental Equipment, Inc.
- Air flow vessel and spray ring air purification device7 Feb 2023US 11,573,018 B2King Fahd University of Petroleum and Minerals
- Aerosol capture device and control method thereof27 Jun 2024US 2024/0207771 A1Electronics and Telecommunications Research Institute
- Device and method for separating glue particles from an aerosol5 Oct 2023US 2023/0311040 A1Krones AG
- Apparatus for capturing bioaerosols26 May 2022US 2022/0161272 A1Industry-Academic Cooperation Foundation, Yonsei University
- Nitrogen oxide reduction apparatus and gas treating apparatus30 Dec 2021US 2021/0410264 A1Edwards Korea Ltd.
- Gas Scrubber for Removing Particles from an Exhaust Gas and an Exhaust Gas Disposal System with a Gas Scrubber16 Dec 2021US 2021/0387129 A1DAS Environmental Expert GmbH
Most cited
By later US patents
- Filtration device and method using absorption for the removal of gas phase contaminants59US 6,004,381 AAlliedSignal Inc. · 1999
- Filtration device using absorption for the removal of gas phase contaminants54US 5,713,971 AAlliedSignal Inc. · 1998
- Method and apparatus for cleaning a gas39US 6,764,531 B22004
- Installations for washing a polluted gas36US 4,045,524 AAir Industrie · 1977
- Fume hood30US 4,351,652 A1982