B01D 3/103
By using a barometric column
Official title: {by using a barometric column}
B01D3/103 (By using a barometric column) appears on 41 US grants and 37 published applications in this corpus.
Search patents in B01D- Granted patents
- 41
- Published applications
- 37
- Assignees
- 20
- Inventors
- 59
- Latest grant
- 7 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 2 |
| 2005 | 2 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 1 | 0 |
| 2012 | 2 | 2 |
| 2013 | 0 | 1 |
| 2014 | 0 | 3 |
| 2015 | 1 | 0 |
| 2016 | 1 | 2 |
| 2017 | 0 | 5 |
| 2018 | 3 | 1 |
| 2019 | 3 | 2 |
| 2020 | 3 | 2 |
| 2021 | 4 | 4 |
| 2022 | 0 | 2 |
| 2023 | 2 | 1 |
| 2024 | 2 | 1 |
| 2025 | 3 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Process for recovery of hydrate inhibitors7 Oct 2025US 12,435,022 B2VME Canada LTD.
- Vacuum evaporative heat exchanger26 Aug 2025US 12,398,050 B2
- Combined heat source and vacuum source for low-cost distillation and desalination7 Jan 2025US 12,186,687 B2
- Methods of solvent removal at ambient temperatures—cryovap8 Oct 2024US 12,109,510 B2Xavier University of Louisiana
- Vacuum evaporative heat exchanger2 Apr 2024US 11,945,730 B2
- Vacuum evaporative heat exchanger19 Dec 2024US 2024/0417282 A1Sreus Energy, LLC
- Combined heat source and vacuum source for low-cost distillation and desalination28 Dec 2023US 2023/0415064 A1
- Process for recovery of hydrate inhibitors10 Nov 2022US 2022/0356136 A1VME Canada LTD.
- Vacuum evaporative heat exchanger18 Aug 2022US 2022/0259072 A1Sreus Energy, LLC
- Combined heat source and vacuum source for low-cost distillation and desalination30 Dec 2021US 2021/0402319 A1
Most cited
By later US patents
- Distilling apparatus61US 4,762,593 A1988
- Liquid purifying and vacuum distillation process40US 5,441,606 AFSR Patented Technologies, Ltd. · 1995
- Desalination system utilizing transfer conduit extending above salt water siphon height32US 5,552,022 A1996
- Desalination system21US 4,536,257 A1985
- Liquid treating and distillation apparatus17US 4,269,664 A1981