B01D 2321/32
Details relating to membrane cleaning, regeneration, sterilization or to the prevention of
Official title: By heating or pyrolysis
B01D2321/32 (Details relating to membrane cleaning, regeneration, sterilization or to the prevention of) appears on 54 US grants and 27 published applications in this corpus.
Search patents in B01D- Granted patents
- 54
- Published applications
- 27
- Assignees
- 35
- Inventors
- 112
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 12 | 0 |
| 1998 | 8 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 2 |
| 2009 | 1 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 2 | 4 |
| 2016 | 0 | 0 |
| 2017 | 1 | 2 |
| 2018 | 3 | 2 |
| 2019 | 0 | 2 |
| 2020 | 0 | 2 |
| 2021 | 5 | 2 |
| 2022 | 1 | 0 |
| 2023 | 3 | 4 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electrostatically charged porous nonwoven web, membrane and mask derived therefrom and methods for manufacture and cleaning31 Mar 2026US 12,589,364 B2Arkema France
- Membrane distiller and operation method therefore30 Sep 2025US 12,427,482 B2Nanosized Sweden AB
- Regenerable organic contaminant controller in space application28 Nov 2023US 11,826,711 B2Hamilton Sundstrand Corporation
- Non-hydrocarbon gas separation device and inorganic separation membrane regeneration method31 Oct 2023US 11,801,478 B2Jgc Corporation
- Binder-free and fouling-resistant CNT thin film membrane14 Mar 2023US 11,603,317 B24th Phase Water Technologies, Inc.
- Sorbent membranes with conductive layer for efficient sorbent regeneration3 Apr 2025US 2025/0108327 A1Battelle Memorial Institute
- Membrane heat treatment method9 Nov 2023US 2023/0356153 A1NGK Insulators, Ltd.
- Regenerable organic contaminant controller in space application24 Aug 2023US 2023/0264151 A1Hamilton Sundstrand Corporation
- Electrostatically charged porous nonwoven web, membrane and mask derived therefrom and methods for manufacture and cleaning20 Jul 2023US 2023/0226501 A1Arkema France
- Membrane distiller and operation method therefore12 Jan 2023US 2023/0009754 A1Nanosized Sweden AB
Most cited
By later US patents
- Hot water disinfection of dialysis machines, including the extracorporeal circuit thereof490US 5,591,344 AAksys, Ltd. · 1997
- Hemodialysis machine with automatic priming by induced pressure pulses251US 5,863,421 AAksys, Ltd. · 1999
- Method of rinsing back blood to hemodialysis patient243US 5,690,831 AAksys, Ltd. · 1997
- Methods for ultrafiltration control in hemodialysis212US 5,725,776 AAksys, Ltd. · 1998
- Water treatment for dialysate preparation164US 5,762,782 AAksys, Ltd. · 1998