B01D 47/08
With rotary nozzles
Official title: with rotary nozzles
B01D47/08 (With rotary nozzles) appears on 53 US grants and 37 published applications in this corpus.
Search patents in B01D- Granted patents
- 53
- Published applications
- 37
- Assignees
- 31
- Inventors
- 104
- Latest grant
- 26 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 3 |
| 2004 | 2 | 0 |
| 2005 | 2 | 1 |
| 2006 | 0 | 11 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 4 | 0 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 2 |
| 2014 | 1 | 1 |
| 2015 | 2 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 3 |
| 2018 | 2 | 2 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 2 |
| 2022 | 1 | 0 |
| 2023 | 1 | 2 |
| 2024 | 1 | 1 |
| 2025 | 2 | 2 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Treatment device for exhaust gas from rare earth calcination26 Aug 2025US 12,397,258 B2Baotou Research Institute of Rare Earths
- Air cleaning apparatus with a moist filter11 Mar 2025US 12,246,280 B2Watervation Co., Ltd.
- 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
- Fume collection18 Apr 2023US 11,628,480 B1Metal-Fab, Inc.
- Nozzle block, wet scrubber device comprising nozzle block, and fume hood having wet scrubber device22 Feb 2022US 11,253,815 B2Samin Science Co., Ltd.
- Air cleaning apparatus with a moist filter13 Feb 2025US 2025/0050262 A1Watervation Co., Ltd.
- Air cleaning apparatus with a moist filter13 Feb 2025US 2025/0050263 A1Watervation Co., Ltd.
- Venturi-type composite nozzle device for suctioning and removing air pollutants11 Apr 2024US 2024/0116012 A1Jung Gyu KIM
- Method and apparatus for centrifugal separation of particles from a gas flow21 Sep 2023US 2023/0294108 A1Grimaldi Development AB
- Treatment device for exhaust gas from rare earth calcination27 Jul 2023US 2023/0233981 A1Baotou Research Institute of Rare Earths
Most cited
By later US patents
- Liquid sprayer51US 3,948,627 ABessam Manufacturing, Inc. · 1976
- Process and apparatus for the contact and separation of immiscible fluids47US 4,371,382 ACaribbean Properties Limited · 1983
- High temperature pollutant removal from gas streams46US 4,308,037 AInstitute of Gas Technology · 1981
- Gas scrubber42US 4,594,081 A1986
- Hydrodynamic fume scrubber39US 5,011,520 AVector Technical Group, Inc. · 1991