B01F 23/2323
By circulating the flow in guiding constructions or conduits
Official title: {by circulating the flow in guiding constructions or conduits}
B01F23/2323 (By circulating the flow in guiding constructions or conduits) appears on 571 US grants and 642 published applications in this corpus.
Search patents in B01F- Granted patents
- 571
- Published applications
- 642
- Assignees
- 443
- Inventors
- 1,259
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 11 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 8 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 2 |
| 2002 | 4 | 5 |
| 2003 | 5 | 7 |
| 2004 | 1 | 5 |
| 2005 | 2 | 9 |
| 2006 | 3 | 5 |
| 2007 | 4 | 4 |
| 2008 | 7 | 12 |
| 2009 | 5 | 11 |
| 2010 | 6 | 14 |
| 2011 | 7 | 16 |
| 2012 | 14 | 20 |
| 2013 | 9 | 31 |
| 2014 | 17 | 30 |
| 2015 | 24 | 35 |
| 2016 | 20 | 32 |
| 2017 | 28 | 56 |
| 2018 | 30 | 42 |
| 2019 | 39 | 42 |
| 2020 | 44 | 51 |
| 2021 | 46 | 57 |
| 2022 | 33 | 47 |
| 2023 | 40 | 32 |
| 2024 | 36 | 26 |
| 2025 | 20 | 27 |
| 2026 | 19 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Nozzle for mixing gas with liquid with compact design30 Jun 2026US 12,667,813 B2ROTAREX Solutions S.A.
- Device and method for dispersing gases into liquids16 Jun 2026US 12,654,140 B2Messer Austria GmbH
- Monodispersed microbubbles production using a modified micro-venturi bubble generator16 Jun 2026US 12,654,141 B2Khalifa University of Science and Technology
- Ultrafine-bubble cavitator26 May 2026US 12,636,624 B2Kairospace Technologies, Inc.
- Water processor19 May 2026US 12,631,279 B2Rapid Water Technologies LLC
- Oxygen or hydrogen functional water production device1 Oct 2026US 2026/0296941 A1Cosan Co., Ltd.
- Method for producing a compound and apparatus for producing a compound27 Aug 2026US 2026/0250131 A1Helander Holding Oy
- Compound air loop reactor6 Aug 2026US 2026/0225064 A1Arizona Board of Regents on Behalf of the University of Arizona
- Ozone water generation device and generation method30 Jul 2026US 2026/0217579 A1EcoDesign, Inc.
- Process for the production of an ultra-light mineral foam16 Jul 2026US 2026/0200796 A1Amrize Technology Switzerland LLC
Most cited
By later US patents
- Equipment for gassing a liquid and process for operating the equipment80US 4,507,253 ABBC Brown, Boveri & Company, Limited · 1985
- Water aeration apparatus72US 4,702,830 AKaiyo Kogyo Kabushiki Kaisha · 1987
- Pluri-tubular aerator70US 4,911,838 AKabushiki Kobe Seiko Sho · 1990
- Method of supplying air masses and producing jets of water68US 4,752,421 AKaiyo Kogyo Kabushiki Kaisha · 1988
- Gas-liquid reaction method and apparatus57US 4,207,180 A1980