B01D 2321/35
Details relating to membrane cleaning, regeneration, sterilization or to the prevention of
Official title: with acoustic waves
B01D2321/35 (Details relating to membrane cleaning, regeneration, sterilization or to the prevention of) appears on 16 US grants and 13 published applications in this corpus.
Search patents in B01D- Granted patents
- 16
- Published applications
- 13
- Assignees
- 10
- Inventors
- 27
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 6 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 4 |
| 2018 | 1 | 0 |
| 2019 | 2 | 4 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 2 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Augmentation of mass transfer using oscillation27 Jan 2026US 12,533,451 B2University of Pittsburgh—Of the Commonwealth System of Higher Education
- Systems and methods for activating and dewatering sludge using acoustic pressure shock waves8 Oct 2024US 12,110,238 B2Sanuwave, Inc.
- Systems and methods for separating surface materials from a fluid using acoustic pressure shock waves22 Feb 2022US 11,254,589 B2Sanuwave, Inc.
- Acoustically excited encapsulated microbubbles and mitigation of biofouling18 May 2021US 11,007,287 B2King Abdullah University of Science and Technology
- Systems and methods for separating heavy water from normal water using acoustic pressure shock waves18 Feb 2020US 10,562,793 B2Sanuwave, Inc.
- Removing bivalent ions from produced water27 Mar 2025US 2025/0100907 A1Saudi Arabian Oil Company
- Isolation device and isolation method9 May 2024US 2024/0151614 A1Shenzhen Huixin Life Technologies Co., Ltd
- Method and apparatus for enhanced transport4 Jan 2024US 2024/0001302 A1Boundless Science, LLC
- Systems and methods for activating and dewatering sludge using acoustic pressure shock waves24 Nov 2022US 2022/0371922 A1Sanuwave, Inc.
- Acoustically excited encapsulated microbubbles and mitigation of biofouling28 Nov 2019US 2019/0358352 A1King Abdullah University of Science and Technology
Most cited
By later US patents
- Method and apparatus for determining the state of fouling/cleaning of membrane modules46US 6,161,435 AUniversity Technology Corporation · 2000
- Fluid purifying apparatus and method of purifying fluids21US 5,043,066 AEnvironmental Water Technology, Inc. · 1991
- Systems and methods for separating heavy water from normal water using acoustic pressure shock waves13US 10,562,793 B2Sanuwave, Inc. · 2020
- Filtration system with enhanced cleaning and dynamic fluid separation11US 7,294,274 B2Phase Inc. · 2007
- Fluid purifying apparatus and method of purifying fluids7US 5,053,143 AEnvironmental Water Technology, Inc. · 1991