B01D 2311/2669
Distillation
B01D2311/2669 (Distillation) appears on 116 US grants and 153 published applications in this corpus.
Search patents in B01D- Granted patents
- 116
- Published applications
- 153
- Assignees
- 96
- Inventors
- 311
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 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 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 0 | 8 |
| 2013 | 2 | 3 |
| 2014 | 5 | 5 |
| 2015 | 6 | 9 |
| 2016 | 8 | 12 |
| 2017 | 5 | 7 |
| 2018 | 6 | 7 |
| 2019 | 10 | 14 |
| 2020 | 7 | 19 |
| 2021 | 10 | 16 |
| 2022 | 10 | 9 |
| 2023 | 17 | 16 |
| 2024 | 10 | 11 |
| 2025 | 12 | 10 |
| 2026 | 6 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods of dewatering of alcoholic solutions via forward osmosis and related systems6 Oct 2026US 12,752,239 B2Porifera, Inc.
- Apparatus and method for liquid treatment by forward osmosis1 Sep 2026US 12,722,119 B2Waterwhelm Ltd
- Filtering device, purification device, and method for manufacturing chemical liquid16 Jun 2026US 12,654,136 B2FUJIFILM Corporation
- System and method for reclaiming solvent2 Jun 2026US 12,643,071 B2Donaldson Company, Inc.
- Separation and recovery method for boron trifluoride and complex thereof in olefin polymerization reaction5 May 2026US 12,617,689 B2PetroChina Company Limited
- Dewaterer systems and methods16 Jul 2026US 2026/0199839 A1
- Hybrid process and system for recovering water9 Jul 2026US 2026/0192255 A1Sunvapor, Inc.
- Electrochemical technology to purify electrocatalytic co2 and co reduction product streams from supporting electrolytes and other ionic species18 Jun 2026US 2026/0166489 A1Renewco2 Inc.
- Removing components of alcoholic solutions via forward osmosis and related systems14 May 2026US 2026/0131285 A1Porifera, Inc.
- Method and systems for isolation and/or separation of products from production processes11 Dec 2025US 2025/0375737 A1Smartflow Technologies, Inc.
Most cited
By later US patents
- Hybrid potable water generator48US 10,829,913 B1Prince Mohammad Bin Fahd University · 2020
- Integrated system for lithium extraction and conversion27US 10,648,090 B2Lilac Solutions, Inc. · 2020
- Membrane processes for separation of organic acids from kraft black liquors23US 4,584,057 AThe United States of America as represented by the Secretary of Agriculture · 1986
- Recovery of glycerine from saline waters19US 4,599,178 AShell Oil Company · 1986
- Method for concentrating aqueous containing solute into high concentration by hydraulic-membrane process under no difference in osmotic pressure17US 9,950,297 B2Korea Advanced Institute of Science and Technology · 2018