B01F 23/231232
In the form of slits or cut-out openings
Official title: {in the form of slits or cut-out openings}
B01F23/231232 (In the form of slits or cut-out openings) appears on 16 US grants and 16 published applications in this corpus.
Search patents in B01F- Granted patents
- 16
- Published applications
- 16
- Assignees
- 11
- Inventors
- 29
- Latest grant
- 1 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 3 |
| 2013 | 2 | 1 |
| 2014 | 2 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 2 |
| 2017 | 2 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 2 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Wastewater aerator/digesters1 Apr 2025US 12,264,090 B2Titus Wastewater Solutions Inc.
- Mixing systems and methods of mixing4 Mar 2025US 12,240,773 B2Enviromix, Inc.
- Floating, sub-surface discharge aerator9 May 2023US 11,642,633 B2Titus Wastewater Solutions Inc.
- Mixing systems and methods of mixing17 May 2022US 11,332,398 B2Enviromix, Inc.
- Mixing systems and methods of mixing25 Aug 2020US 10,752,532 B2Enviromix, Inc.
- Wastewater aerator/digesters2 Feb 2023US 2023/0029790 A1Titus Industrial Group, Inc.
- Mixing systems and methods of mixing28 Jul 2022US 2022/0234927 A1Enviromix, Inc.
- Floating, Sub-Surface Discharge Aerator30 Sep 2021US 2021/0299616 A1Titus Industrial Group, Inc.
- Mixing systems and methods of mixing11 Feb 2021US 2021/0039974 A1Enviromix, Inc.
- Mixing systems and methods of mixing9 May 2019US 2019/0135668 A1Enviromix, Inc.
Most cited
By later US patents
- Apparatus for introducing a gas into a fluid28US 4,818,446 ASchreiber Corporation, Inc. · 1989
- Liquid aeration apparatus20US 4,304,740 A1981
- Gas sparging method14US 4,368,060 AChiyoda Chemical Engineering & Construction Co., Ltd. · 1983
- Method and device for the generation of fine gas bubbles in a liquid10US 5,098,581 A1992
- Mixing systems and methods of mixing9US 8,505,881 B2Enviromix, Inc. · 2013