B01F 23/2311
Mounting the bubbling devices or the diffusers
Official title: {Mounting the bubbling devices or the diffusers}
B01F23/2311 (Mounting the bubbling devices or the diffusers) appears on 303 US grants and 251 published applications in this corpus.
Search patents in B01F- Granted patents
- 303
- Published applications
- 251
- Assignees
- 176
- Inventors
- 535
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 10 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 8 | 0 |
| 1990 | 9 | 0 |
| 1991 | 2 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 7 | 0 |
| 1999 | 7 | 0 |
| 2000 | 9 | 0 |
| 2001 | 8 | 1 |
| 2002 | 8 | 11 |
| 2003 | 5 | 6 |
| 2004 | 5 | 8 |
| 2005 | 5 | 5 |
| 2006 | 6 | 6 |
| 2007 | 2 | 4 |
| 2008 | 2 | 8 |
| 2009 | 3 | 5 |
| 2010 | 4 | 8 |
| 2011 | 8 | 13 |
| 2012 | 7 | 15 |
| 2013 | 11 | 9 |
| 2014 | 9 | 6 |
| 2015 | 7 | 14 |
| 2016 | 13 | 12 |
| 2017 | 13 | 8 |
| 2018 | 3 | 8 |
| 2019 | 7 | 17 |
| 2020 | 15 | 18 |
| 2021 | 11 | 12 |
| 2022 | 11 | 11 |
| 2023 | 9 | 15 |
| 2024 | 10 | 16 |
| 2025 | 11 | 10 |
| 2026 | 6 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01F 23/23114Characterised by the way in which the different elements of the bubbling122
- B01F 23/23115Characterised by the way in which the bubbling devices are mounted within112
- B01F 23/23113Characterised by the disposition of the bubbling elements in particular configurations, patterns96
- B01F 23/23112Comprising the use of flow guiding elements adjacent or above the gas43
- B01F 23/23116Means for manipulating the bubbling constructions or elements35
Recent patents
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- Carbonation mixing nozzles27 Jan 2026US 12,533,643 B2SharkNinja Operating LLC
- Impeller and Sparger Assemblies for a Bioprocessing System23 Jul 2026US 2026/0208127 A1Global Life Sciences Solutions USA LLC
- Gas capture surfaces for enhanced absorption and/or reaction and related systems and methods25 Jun 2026US 2026/0175181 A1Massachusetts Institute of Technology
- Diffuser assembly for use in wastewater treatment21 May 2026US 2026/0138100 A2Ssi Aeration, Inc.
- Tube diffuser and associated saddle9 Apr 2026US 2026/0097980 A1
- Systems and methods of gas infusion for wastewater treatment8 Jan 2026US 2026/0008019 A1Prosper Technologies, LLC
Most cited
By later US patents
- Submersible aeration train and aeration apparatus for biological purification of sewage82US 5,316,671 A1994
- Apparatus and methods for the aeration of cesspools80US 4,494,616 A1985
- Diffuser mounting arrangement for waste water aeration systems77US 4,960,546 A1990
- Pluri-tubular aerator70US 4,911,838 AKabushiki Kobe Seiko Sho · 1990
- Zero waste effluent desalination system66US 5,520,816 A1996