B01D 53/265
By refrigeration
Official title: {by refrigeration (condensation)}
B01D53/265 (By refrigeration) appears on 889 US grants and 1,154 published applications in this corpus.
Search patents in B01D- Granted patents
- 889
- Published applications
- 1,154
- Assignees
- 658
- Inventors
- 2,367
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 7 | 0 |
| 1981 | 6 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 9 | 0 |
| 1988 | 7 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 9 | 0 |
| 1998 | 16 | 0 |
| 1999 | 9 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 2 |
| 2002 | 8 | 3 |
| 2003 | 7 | 7 |
| 2004 | 9 | 9 |
| 2005 | 3 | 9 |
| 2006 | 8 | 19 |
| 2007 | 8 | 18 |
| 2008 | 8 | 16 |
| 2009 | 4 | 14 |
| 2010 | 14 | 23 |
| 2011 | 12 | 18 |
| 2012 | 5 | 28 |
| 2013 | 16 | 44 |
| 2014 | 20 | 44 |
| 2015 | 24 | 23 |
| 2016 | 43 | 47 |
| 2017 | 27 | 47 |
| 2018 | 50 | 77 |
| 2019 | 61 | 89 |
| 2020 | 66 | 67 |
| 2021 | 56 | 83 |
| 2022 | 62 | 104 |
| 2023 | 70 | 105 |
| 2024 | 78 | 87 |
| 2025 | 80 | 103 |
| 2026 | 34 | 68 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Condensation dedust-demister set6 Oct 2026US 12,752,224 B2
- Hybrid structure, manufacturing method for the same, and fog capture including the same29 Sep 2026US 12,746,505 B2Research & Business Foundation Sungkyunkwan University
- Dehumidification unit and desiccant drum therein29 Sep 2026US 12,747,872 B2Trane International Inc.
- Gas sorption system8 Sep 2026US 12,728,384 B2Munters Europe Aktiebolag
- Absorption arrangement with a CO2 absorber and a water trap and process for filtering out CO218 Aug 2026US 12,708,734 B2Drägerwerk AG & Co. KGaA
- Direct air capture of carbon dioxide with nanofluidic flows8 Oct 2026US 2026/0307002 A1National Technology & Engineering Solutions of Sandia, LLC
- Integration of fuel cell system and co2 capture unit for hydrogen production8 Oct 2026US 2026/0312105 A1Uop LLC
- Dac apparatus1 Oct 2026US 2026/0295500 A1Honda Motor Co., Ltd.
- Atmospheric steam desorption for direct air capture1 Oct 2026US 2026/0295505 A1Climeworks AG
- Conditioning wet sour gas via integrated desulfurization and dehydration24 Sep 2026US 2026/0284582 A1Merichem Technologies, LLC
Most cited
By later US patents
- Air purification system and method100US 7,077,892 B22006
- Apparatus for regenerating desiccants in a closed cycle97US 6,029,467 A2000
- Thermoelectric, high-efficiency, water generating device97US 7,337,615 B22008
- System and method for high-efficiency air cooling and dehumidification91US 5,309,725 A1994
- Freeze-thaw air dryer87US 5,119,640 A1992