B01D 2313/50
Specific extra tanks
B01D2313/50 (Specific extra tanks) appears on 228 US grants and 318 published applications in this corpus.
Search patents in B01D- Granted patents
- 228
- Published applications
- 318
- Assignees
- 185
- Inventors
- 674
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 5 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 3 | 1 |
| 2007 | 1 | 3 |
| 2008 | 0 | 4 |
| 2009 | 1 | 4 |
| 2010 | 3 | 3 |
| 2011 | 0 | 5 |
| 2012 | 3 | 2 |
| 2013 | 2 | 7 |
| 2014 | 4 | 6 |
| 2015 | 2 | 9 |
| 2016 | 7 | 11 |
| 2017 | 8 | 23 |
| 2018 | 6 | 22 |
| 2019 | 18 | 20 |
| 2020 | 24 | 36 |
| 2021 | 24 | 27 |
| 2022 | 16 | 23 |
| 2023 | 19 | 21 |
| 2024 | 19 | 40 |
| 2025 | 17 | 26 |
| 2026 | 12 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hybrid system and method of waste heat utilization-based photovoltaic power generation and seawater desalination6 Oct 2026US 12,752,240 B2Xi' An Jiaotong University
- System for reverse osmosis and for pressure retarded osmosis8 Sep 2026US 12,728,391 B2Danfoss A/S
- Concentration apparatus and concentration method1 Sep 2026US 12,722,120 B2Yokogawa Electric Corporation
- Systems and methods for harnessing thermal gradient energy18 Aug 2026US 12,712,192 B2
- Filtering device, purification device, and method for manufacturing chemical liquid16 Jun 2026US 12,654,136 B2FUJIFILM Corporation
- System And Method For Preparation And Sterilization Of Buffer Or Cell Culture Medium1 Oct 2026US 2026/0297492 A1
- Organic solvent regenerator, substrate processing system, and method of regenerating organic solvent27 Aug 2026US 2026/0250222 A1SCREEN Holdings Co., Ltd.
- Water treatment apparatus and control method of water treatment apparatus20 Aug 2026US 2026/0242258 A1Samsung Electronics Co., Ltd.
- High viable cell density transfection20 Aug 2026US 2026/0242715 A1Repligen Corporation
- Systems, devices, and methods for electrodialysis-based home-scale desalination13 Aug 2026US 2026/0234033 A1Massachusetts Institute of Technology
Most cited
By later US patents
- Water purifier system and valve85US 4,176,063 AGausewitz, Carr & Rothenberg · 1979
- Advanced submerged membrane modules, systems and processes69US 7,122,121 B12006
- Combined purified water dispensing device and reject water control device63US 4,585,554 A1986
- Membrane diffusion device with integral heat exchanger and reservoir62US 4,151,088 ABaxter Travenol Laboratories, Inc. · 1979
- Reverse osmosis water purification system for use in limited water supply installations62US 4,626,346 A1986