B01D 2321/2041
Mixers
Official title: Mixers; Agitators
B01D2321/2041 (Mixers) appears on 38 US grants and 39 published applications in this corpus.
Search patents in B01D- Granted patents
- 38
- Published applications
- 39
- Assignees
- 35
- Inventors
- 83
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 3 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 2 |
| 2007 | 1 | 3 |
| 2008 | 1 | 0 |
| 2009 | 1 | 2 |
| 2010 | 2 | 1 |
| 2011 | 1 | 4 |
| 2012 | 1 | 0 |
| 2013 | 0 | 2 |
| 2014 | 2 | 0 |
| 2015 | 0 | 2 |
| 2016 | 2 | 4 |
| 2017 | 3 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 1 |
| 2021 | 3 | 4 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 1 | 3 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Selective extraction of thiophene from thiophene/n-heptane using a poly(vinyl acetate)/water membrane system23 Sep 2025US 12,420,242 B1King Saud University
- Treating fluids recovered from well operations using a graphene oxide coated membrane13 Aug 2024US 12,059,655 B2Halliburton Energy Services.Inc.
- Water purification system16 May 2023US 11,649,179 B2
- Swirling flow generator for membrane distillation15 Feb 2022US 11,247,177 B1King Abdulaziz University
- Method and system for generating large-scale renewable energy by pressure-enhanced osmosis and synergistic effects17 Aug 2021US 11,092,141 B1
- Water reclamation system14 Nov 2024US 2024/0375050 A1
- Filtration testing devices28 Mar 2024US 2024/0100452 A1Hero Scientific Ltd.
- Reverse osmosis apparatus and method thereof21 Mar 2024US 2024/0091712 A1
- Flow-electrode cartridge unit and submerged flow-electrode capacitive deionization device using same29 Jun 2023US 2023/0201773 A1Korea University Research and Business Foundation
- Treating fluids recovered from well operations using a graphene oxide coated membrane27 Oct 2022US 2022/0339586 A1Halliburton Energy Services.Inc.
Most cited
By later US patents
- Enhanced separation of blood components166US 4,871,462 AHaemonetics Corporation · 1989
- Blood plasma separating apparatus155US 5,254,248 ATerumo Kabushiki Kaisha · 1993
- Filter apparatus112US 4,647,377 AKabushiki Kaisha Ito Tekkousho · 1987
- Solid-liquid separator92US 5,451,317 AKubota Corporation · 1995
- System to optimize the transfer of gas through membranes57US 5,271,743 A1993