B01F 25/21
With submerged injectors
Official title: with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers
B01F25/21 (With submerged injectors) appears on 427 US grants and 337 published applications in this corpus.
Search patents in B01F- Granted patents
- 427
- Published applications
- 337
- Assignees
- 299
- Inventors
- 840
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 8 | 0 |
| 1978 | 5 | 0 |
| 1979 | 10 | 0 |
| 1980 | 9 | 0 |
| 1981 | 8 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 9 | 0 |
| 1988 | 6 | 0 |
| 1989 | 11 | 0 |
| 1990 | 9 | 0 |
| 1991 | 8 | 0 |
| 1992 | 8 | 0 |
| 1993 | 5 | 0 |
| 1994 | 7 | 0 |
| 1995 | 11 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 9 | 0 |
| 2000 | 7 | 0 |
| 2001 | 9 | 3 |
| 2002 | 11 | 2 |
| 2003 | 9 | 8 |
| 2004 | 7 | 16 |
| 2005 | 4 | 14 |
| 2006 | 11 | 9 |
| 2007 | 8 | 11 |
| 2008 | 2 | 12 |
| 2009 | 2 | 9 |
| 2010 | 8 | 16 |
| 2011 | 4 | 14 |
| 2012 | 15 | 19 |
| 2013 | 8 | 15 |
| 2014 | 18 | 15 |
| 2015 | 12 | 27 |
| 2016 | 14 | 12 |
| 2017 | 16 | 24 |
| 2018 | 13 | 21 |
| 2019 | 12 | 20 |
| 2020 | 21 | 20 |
| 2021 | 11 | 11 |
| 2022 | 10 | 9 |
| 2023 | 8 | 9 |
| 2024 | 8 | 9 |
| 2025 | 9 | 5 |
| 2026 | 5 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Module for continuously generating high-level carbonated water and method for continuously dispensing high-level carbonated water using the same23 Jun 2026US 12,661,621 B2Youngone Corporation
- Device and method for dispersing gases into liquids16 Jun 2026US 12,654,140 B2Messer Austria GmbH
- Liquid manure agitation14 Apr 2026US 12,599,877 B2Bazooka-Farmstar, LLC
- Air-lifting venturi apparatus17 Mar 2026US 12,575,548 B2Aqua Development Ltd.
- Device for injecting fluid into a liquid, method for cleaning said device, and effluent treatment installation13 Jan 2026US 12,521,685 B2Vigie Groupe
- Method and apparatus for marking a liquid hydrocarbon in a reservoir30 Apr 2026US 2026/0117136 A1Sicpa Holding SA
- Oxygenation assembly for aquaculture, and diffuser thereof26 Mar 2026US 2026/0083105 A1Poseidon Ocean Systems Ltd.
- Method, apparatus, and system to optimize flocculation of solid particles in a settling vessel26 Mar 2026US 2026/0084080 A1
- Liquid manure agitation26 Mar 2026US 2026/0084122 A1Bazooka-Farmstar, LLC
- An injection element for injecting a fluid into a tank12 Feb 2026US 2026/0041071 A1
Most cited
By later US patents
- Liquid waste oxygenation441US 5,463,176 A1995
- Low pressure, high efficiency carbonator and method132US 4,850,269 AAquatec GmbH · 1989
- Cross-flow microchannel apparatus and method of producing or separating emulsions making use thereof118US 6,258,858 B1Bio-oriented Technology Research Advancement Institution · 2001
- Mixing block for resuspension system98US 5,941,635 AHyclone Labortories, Inc. · 1999
- Disposable storage, transport and resuspension system95US 6,071,005 AMerck & Co., Inc. · 2000