B01F 23/23364
The gas being introduced between the stirrer elements
Official title: {the gas being introduced between the stirrer elements}
B01F23/23364 (The gas being introduced between the stirrer elements) appears on 72 US grants and 32 published applications in this corpus.
Search patents in B01F- Granted patents
- 72
- Published applications
- 32
- Assignees
- 49
- Inventors
- 112
- Latest grant
- 3 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 3 |
| 2002 | 5 | 2 |
| 2003 | 4 | 4 |
| 2004 | 4 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 3 | 2 |
| 2011 | 2 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 3 |
| 2014 | 1 | 1 |
| 2015 | 3 | 2 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 2 |
| 2022 | 1 | 1 |
| 2023 | 2 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Integral gas-introduction and stirring unit for gas-liquid reactors3 Jun 2025US 12,319,900 B2Rheinisch-Westfälische Technische Hochschule (RWTH) Aachen
- Device and method for generating gas bubbles in a liquid5 Dec 2023US 11,833,483 B2Steffen Hartmann Recyclingtechnologien GmbH
- Aeration cone for hydraulic turbine16 May 2023US 11,648,517 B2Andritz Hydro Canada Inc.
- Device for generating gas bubbles in suspensions for the enrichment of mineral and non-mineral raw materials and use of such a device8 Nov 2022US 11,491,449 B2TAKRAF GmbH
- Flotation machine rotor16 Jan 2018US 9,868,093 B2
- Stirring assembly and milk frother20 Nov 2025US 2025/0352960 A1Shenzhen Chuangpu Network Technology Co., Ltd.
- Rotary device for treating molten metal28 Nov 2024US 2024/0390972 A1
- Integral gas-introduction and stirring unit for gas-liquid reactors23 Mar 2023US 2023/0087461 A1Rheinisch-Westfälische Technische Hochschule (RWTH) Aachen
- Aeration cone for hydraulic turbine8 Dec 2022US 2022/0387943 A1Andritz Hydro Canada Inc.
- Device for generating gas bubbles in suspensions for the enrichment of mineral and non-mineral raw materials and use of such a device8 Jul 2021US 2021/0205769 A1TAKRAF GmbH
Most cited
By later US patents
- Diffuser/emulsifier124US 6,386,751 B1Diffusion Dynamics, Inc. · 2002
- Oxygen enrichment method and system72US 5,356,600 APraxair Technology, Inc. · 1994
- Microbial remediation reactor and process51US 5,779,996 AInnovative BioSystems, Inc. · 1998
- Rotary surface aerator with adjustable liquid transporting units47US 4,465,645 A1984
- Slurry reactor47US 5,616,304 AInnovative BioSystems, Inc. · 1997