B01F 33/4062
With means for modifying the gas pressure or for supplying gas at
Official title: {with means for modifying the gas pressure or for supplying gas at different pressures or in different volumes at different parts of the bottom}
B01F33/4062 (With means for modifying the gas pressure or for supplying gas at) appears on 37 US grants and 40 published applications in this corpus.
Search patents in B01F- Granted patents
- 37
- Published applications
- 40
- Assignees
- 30
- Inventors
- 79
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 2 |
| 2002 | 0 | 1 |
| 2003 | 2 | 1 |
| 2004 | 3 | 4 |
| 2005 | 2 | 1 |
| 2006 | 1 | 4 |
| 2007 | 5 | 1 |
| 2008 | 1 | 3 |
| 2009 | 1 | 0 |
| 2010 | 4 | 4 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 1 | 0 |
| 2019 | 2 | 2 |
| 2020 | 1 | 4 |
| 2021 | 0 | 1 |
| 2022 | 1 | 2 |
| 2023 | 1 | 2 |
| 2024 | 0 | 0 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Self-cleaning homogeneous mixer-bleeder system8 Sep 2026US 12,729,355 B2Talleres Ruiz, S.A.
- Apparatus and process for mixing granules and/or powders and/or liquids in rubber production plants6 May 2025US 12,290,962 B2Nte Holding S.R.L.
- Method and equipment for pressurized injection of air or other gases in a controlled manner into wine making tanks25 Apr 2023US 11,634,674 B2Productos Agrovin, S.A.
- Blower unit for pneumatic mixers and apparatus for the pneumatic mixing of granules, powders and/or liquids comprising said blower unit10 May 2022US 11,325,082 B2Nol-Tec Europe S.R.L.
- Air-assisted agitation for tanks of application equipment23 Jun 2020US 10,687,460 B2CNH Industrial Canada, Ltd.
- Multiple Submergence Depth Diffused Air System and Methods of Diffusing Air1 May 2025US 2025/0135410 A1Red Valve Company, Inc.
- Adjustable gas siphon for mixing densified solids in water systems1 May 2025US 2025/0135417 A1Hampton Roads Sanitation District
- Self-cleaning homogeneous mixer-bleeder system composed of a set of screens and a bleed manifold31 Aug 2023US 2023/0272314 A1Talleres Ruiz, S.A.
- Apparatus and process for the conditioning of granules, powders and/or liquids6 Jul 2023US 2023/0211297 A1Nte Holding S.R.L.
- Stirring process and stirring system for neodymium-iron-boron powder and process for manufacturing neodymium-iron-boron magnetic steel20 Oct 2022US 2022/0331762 A1Jl Mag Rare Earth Co., Ltd.
Most cited
By later US patents
- Cyclic aeration system for submerged membrane modules132US 6,245,239 B1Zenon Environmental Inc. · 2001
- Cyclic aeration system for submerged membrane modules109US 6,550,747 B2Zenon Environmental Inc. · 2003
- Cyclic aeration system for submerged membrane modules95US 6,706,189 B2Zenon Environmental Inc. · 2004
- Method of maintaining clean vertical skeins of hollow fiber membranes and system therefor91US 6,319,411 B1Zenon Environmental Inc. · 2001
- Aerated immersed membrane system88US 6,656,356 B2Zenon Environmental Inc. · 2003