B01F 23/23116
Means for manipulating the bubbling constructions or elements
Official title: {Means for manipulating the bubbling constructions or elements, e.g. for raising or lowering them}
B01F23/23116 (Means for manipulating the bubbling constructions or elements) appears on 35 US grants and 20 published applications in this corpus.
Search patents in B01F- Granted patents
- 35
- Published applications
- 20
- Assignees
- 23
- Inventors
- 73
- Latest grant
- 7 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 2 | 0 |
| 2010 | 0 | 1 |
| 2011 | 2 | 3 |
| 2012 | 2 | 1 |
| 2013 | 2 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 3 |
| 2017 | 2 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Water treatment system with retrievable mounting frame assembly for diffusors7 Nov 2023US 11,806,680 B2Artemis Rubber Technology Inc.
- Water treatment system with retrievable mounting frame assembly for diffusors6 Sep 2022US 11,433,361 B2
- Aerating lance assembly and aeration tank incorporating same25 Aug 2020US 10,751,673 B2Aerofloat (Holdings) Pty Ltd
- Adjustable variable bubble size aeration for submerged membrane air scour9 Jan 2018US 9,862,628 B2Aquaconsult Anlagenbau GmbH
- Adjustable pulsed gas agitator14 Feb 2017US 9,566,554 B2Memstar PTE Ltd
- Parrellel tubular aerator11 Sep 2025US 2025/0281887 A1
- Water treatment system with retrievable mounting frame assembly for diffusors18 Aug 2022US 2022/0258109 A1Artemis Rubber Technology Inc.
- Water treatment system with retrievable mounting frame assembly for diffusors8 Apr 2021US 2021/0101121 A1
- Fluid flow control apparatus5 Dec 2019US 2019/0366278 A1Airrat Pty Ltd
- Aerating lance assembly and aeration tank incorporating same16 May 2019US 2019/0143280 A1Aerofloat (Holdings) Pty Ltd
Most cited
By later US patents
- Apparatus and methods for the aeration of cesspools80US 4,494,616 A1985
- Apparatus for aerating and mixing waste water49US 4,563,277 AEnvironmental Dynamics, Inc. · 1986
- Apparatus for aerating and mixing waste water36US 4,842,732 A1989
- Aeration system employing retrievable aeration modules30US 5,587,114 AEnvironmental Dynamics, Inc. · 1996
- Aeration system with foldable low-loss downcomers and method of operation thereof16US 4,048,267 AChicago Bridge & Iron Company · 1977