B01F 23/231152
The bubbling devices being supported
Official title: {the bubbling devices being supported, e.g. on cables or laying on the bottom}
B01F23/231152 (The bubbling devices being supported) appears on 21 US grants and 8 published applications in this corpus.
Search patents in B01F- Granted patents
- 21
- Published applications
- 8
- Assignees
- 11
- Inventors
- 34
- Latest grant
- 3 May 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Submersible aerator3 May 2022US 11,318,426 B1
- Mounting device for an aeration element and aerator21 Apr 2020US 10,625,218 B2Aquaconsult Anlagenbau GmbH
- Modular diffuser body and aeration system13 Jan 2015US 8,931,763 B2Environmental Dynamics International, Inc.
- Method for stirring and/or aerating fluids, particularly sewage, particularly using a floodable aerator14 Aug 2012US 8,241,497 B2Bioworks Verfahrenstechnik GmbH
- Self-standing weighted diffuser assembly4 May 2010US 7,708,259 B2
- Mounting device for an aeration element and aerator23 Feb 2017US 2017/0050155 A1Aquaconsult Anlagenbau GmbH
- Distributor tray for heat and/or material exchange columncomprising bubbling means23 Jun 2016US 2016/0175734 A1Ifp Energies Nouvelles
- Liftable aeration assembly and methods of placing an aeration assembly into a receptacle20 Jun 2013US 2013/0154132 A1Parkson Corporation
- Modular diffuser body and aeration system15 Mar 2012US 2012/0061862 A1Environmental Dynamics International, Inc.
- Diffuser Assembly9 Dec 2010US 2010/0307340 A1
Most cited
By later US patents
- 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
- Solar aeration system31US 6,676,837 B22004
- Sewage treatment aeration systems25US 3,953,553 AWater Pollution Control Corporation · 1976
- Pipe support24US 4,428,893 ANorton Company · 1984