B01F 23/23367
The gas being introduced behind the stirrer
Official title: {the gas being introduced behind the stirrer}
B01F23/23367 (The gas being introduced behind the stirrer) appears on 16 US grants and 11 published applications in this corpus.
Search patents in B01F- Granted patents
- 16
- Published applications
- 11
- Assignees
- 8
- Inventors
- 28
- Latest grant
- 7 Feb 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Methods and systems for enhanced dissolved gas floatation7 Feb 2023US 11,571,638 B2Siemens Energy, Inc.
- Apparatus for treating fluids having improved aeration efficiency and dual function operation9 Aug 2022US 11,406,943 B1
- Micro-bubble generator30 Jun 2020US 10,695,726 B2Shanghai Jiutian Auto Parts Manufacturing Co., Ltd.
- Aeration device12 Feb 2019US 10,202,296 B2
- Systems and methods for gas hydrate slurry formation14 Aug 2018US 10,047,311 B2Indian Institute of Technology Madras
- Methods and systems for enhanced dissolved gas floatation25 Nov 2021US 2021/0362075 A1Siemens Energy, Inc.
- Micro-Bubble Generator6 Feb 2020US 2020/0038815 A1Shanghai Jiutian Auto Parts Manufacturing Co., Ltd.
- Systems and methods for gas hydrate slurry formation29 Dec 2016US 2016/0376515 A1Indian Institute of Technology Madras
- Aeration device21 Jul 2016US 2016/0207805 A1
- Submerged aerator6 Mar 2014US 2014/0061957 A1Higra Industrial Ltda
Most cited
By later US patents
- Aeration apparatus and method47US 4,732,682 APoscon, Inc. · 1988
- Apparatus for aerating and mixing liquids and/or gases16US 5,676,889 ASomerset Electronics, Inc. · 1997
- Liquid aerating apparatus12US 5,356,569 A1994
- Wet-type exhaust gas desulfurizing apparatus11US 5,429,808 ABabcock-Hitachi Kabushiki Kaisha · 1995
- Apparatus and method for installation of a fluid dispenser in wastewater10US 6,126,361 A2000