B01D 2313/246
Energy recovery means
B01D2313/246 (Energy recovery means) appears on 150 US grants and 203 published applications in this corpus.
Search patents in B01D- Granted patents
- 150
- Published applications
- 203
- Assignees
- 117
- Inventors
- 353
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 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 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 3 |
| 2008 | 0 | 2 |
| 2009 | 3 | 5 |
| 2010 | 2 | 7 |
| 2011 | 3 | 10 |
| 2012 | 3 | 6 |
| 2013 | 5 | 10 |
| 2014 | 2 | 9 |
| 2015 | 3 | 4 |
| 2016 | 9 | 11 |
| 2017 | 7 | 17 |
| 2018 | 7 | 9 |
| 2019 | 14 | 12 |
| 2020 | 11 | 14 |
| 2021 | 14 | 15 |
| 2022 | 8 | 17 |
| 2023 | 11 | 13 |
| 2024 | 12 | 15 |
| 2025 | 12 | 13 |
| 2026 | 8 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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
- One-way pressure exchange device for reverse osmosis desalination plants15 Sep 2026US 12,734,483 B2
- System for reverse osmosis and for pressure retarded osmosis8 Sep 2026US 12,728,391 B2Danfoss A/S
- Method for purifying liquid and system for the implementation thereof11 Aug 2026US 12,702,952 B2Electrophor, Inc.
- Hybrid energy recovery system23 Jun 2026US 12,661,617 B2Fluid Equipment Development Company, LLC
- Hybrid Energy Recovery System24 Sep 2026US 2026/0284597 A1Fluid Equipment Development Company, LLC
- Simultaneous electricity generation and low-energy-intensive water desalination using a hydraulic wind turbine2 Jul 2026US 2026/0183713 A1
- Evaporator for solar-driven desalination, method for manufacturing the same, and hybrid desalination system including the same11 Jun 2026US 2026/0158406 A1UIF (University Industry Foundation), Yonsei University
- Hyperfiltration system and method with pressure exchange4 Jun 2026US 2026/0152417 A1
- Direct water purification system with automatic backwash function21 May 2026US 2026/0138093 A1Fluxtek International Corp.
Most cited
By later US patents
- Reverse osmosis liquid purification apparatus137US 4,367,140 ASykes Ocean Water Ltd. · 1983
- Reverse osmosis method and apparatus88US 4,187,173 A1980
- Rotary shaft driven reverse osmosis method and apparatus83US 4,288,326 A1981
- Multi-cylinder reverse osmosis apparatus and method64US 4,434,056 A1984
- Integrated pumping and/or energy recovery system64US 6,017,200 AScience Applications International Corporation · 2000