B01F 25/211
The injectors being surrounded by guiding tubes
Official title: {the injectors being surrounded by guiding tubes}
B01F25/211 (The injectors being surrounded by guiding tubes) appears on 121 US grants and 92 published applications in this corpus.
Search patents in B01F- Granted patents
- 121
- Published applications
- 92
- Assignees
- 82
- Inventors
- 197
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 5 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 1 |
| 2002 | 2 | 0 |
| 2003 | 2 | 0 |
| 2004 | 2 | 2 |
| 2005 | 0 | 4 |
| 2006 | 2 | 3 |
| 2007 | 3 | 3 |
| 2008 | 1 | 3 |
| 2009 | 0 | 4 |
| 2010 | 4 | 6 |
| 2011 | 1 | 6 |
| 2012 | 7 | 7 |
| 2013 | 4 | 5 |
| 2014 | 6 | 7 |
| 2015 | 3 | 8 |
| 2016 | 7 | 5 |
| 2017 | 7 | 6 |
| 2018 | 3 | 5 |
| 2019 | 2 | 7 |
| 2020 | 2 | 3 |
| 2021 | 1 | 2 |
| 2022 | 3 | 1 |
| 2023 | 2 | 1 |
| 2024 | 3 | 2 |
| 2025 | 2 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Exhaust gas system for an internal combustion engine9 Dec 2025US 12,492,657 B2Purem GmbH
- Recycling of gas in confined plunging liquid jet reactor4 Nov 2025US 12,458,936 B1Kuwait University
- Aerating and liquid agitating device26 Nov 2024US 12,151,219 B2
- Methods and systems for the generation of stable oil-in-water or water-in-oil emulsion for enhanced oil recovery19 Nov 2024US 12,145,112 B2King Fahd University of Petroleum and Minerals
- Device and method for mixing the contents of a tank27 Aug 2024US 12,070,727 B2GEA Brewery Systems GmbH
- Systems and methods of gas infusion for wastewater treatment8 Jan 2026US 2026/0008019 A1Prosper Technologies, LLC
- Exhaust gas system for an internal combustion engine26 Dec 2024US 2024/0426233 A1Purem GmbH
- Device and method for enhancing liquid-liquid emulsification22 Feb 2024US 2024/0058773 A1East China University of Science and Technology
- Device and method for mixing the contents of a tank12 Jan 2023US 2023/0008817 A1GEA Brewery Systems GmbH
- Methods and systems for the generation of stable oil-in-water or water-in-oil emulsion for enhanced oil recovery5 May 2022US 2022/0135868 A1King Fahd University of Petroleum and Minerals
Most cited
By later US patents
- Liquid waste oxygenation441US 5,463,176 A1995
- Disinfection system and method72US 4,019,983 AHoudaille Industries, Inc. · 1977
- Spraying apparatus having a fluid storage tank with agitator and anti-vortex tank fittings60US 4,394,966 ASnyder Industries, Inc. · 1983
- Apparatus for mixing a basic liquid substance with other media58US 4,097,026 AVyzkumny ustav vodohospodarsky · 1978
- Gas diffuser54US 4,863,644 AEnviroquip, Inc. · 1989