B01F 23/23361
The gas being introduced in a guide tube surrounding at least partially
Official title: {the gas being introduced in a guide tube surrounding at least partially the axis of the stirrer}
B01F23/23361 (The gas being introduced in a guide tube surrounding at least partially) appears on 6 US grants and 8 published applications in this corpus.
Search patents in B01F- Granted patents
- 6
- Published applications
- 8
- Assignees
- 5
- Inventors
- 15
- Latest grant
- 17 Aug 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 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 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and apparatus for removing carbon dioxide from flue gas17 Aug 2021US 11,090,607 B2Squaretail Pty Ltd
- Gas injection method and apparatus23 May 2017US 9,656,218 B2Praxair Technology, Inc.
- Gas injection method and apparatus8 Nov 2016US 9,486,750 B2Praxair Technology, Inc.
- Terephthalic acid production using evaporative cooling4 Jun 1996US 5,523,474 APraxair Technology, Inc.
- Installation for the mixing of two fluid phases by mechanical stirring, notably for the treatment of water by transfer of oxidizing gas, and use of such an installation24 May 1994US 5,314,076 AGie Anjou-Recherche
- Stirring assembly and milk frother20 Nov 2025US 2025/0352960 A1Shenzhen Chuangpu Network Technology Co., Ltd.
- Method and apparatus for removing carbon dioxide from flue gas13 May 2021US 2021/0138398 A1Squaretail Pty Ltd
- Gassing Reactor and Process for Producing a Gas-Liquid Mixture27 Dec 2018US 2018/0369765 A1IKA-Werke GmbH & Co. KG
- Gas injection method and apparatus19 Jan 2017US 2017/0014782 A1Praxair Technology, Inc.
- Method and system for enhancing mass transfer in aeration/oxygenation systems7 Jul 2016US 2016/0193573 A1
Most cited
By later US patents
- Terephthalic acid production using evaporative cooling51US 5,523,474 APraxair Technology, Inc. · 1996
- Aeration device43US 4,290,885 A1981
- Installation for the mixing of two fluid phases by mechanical stirring, notably for the treatment of water by transfer of oxidizing gas, and use of such an installation22US 5,314,076 AGie Anjou-Recherche · 1994
- Gas injection method and apparatus1US 9,486,750 B2Praxair Technology, Inc. · 2016
- Gas injection method and apparatus1US 9,656,218 B2Praxair Technology, Inc. · 2017