B01F 23/214
Using a gas-liquid mixing column or tower
Official title: {using a gas-liquid mixing column or tower}
B01F23/214 (Using a gas-liquid mixing column or tower) appears on 102 US grants and 109 published applications in this corpus.
Search patents in B01F- Granted patents
- 102
- Published applications
- 109
- Assignees
- 73
- Inventors
- 224
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 1 | 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 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 3 |
| 2012 | 0 | 1 |
| 2013 | 2 | 4 |
| 2014 | 3 | 13 |
| 2015 | 10 | 20 |
| 2016 | 12 | 13 |
| 2017 | 14 | 4 |
| 2018 | 6 | 8 |
| 2019 | 7 | 8 |
| 2020 | 10 | 7 |
| 2021 | 10 | 5 |
| 2022 | 4 | 3 |
| 2023 | 7 | 10 |
| 2024 | 2 | 2 |
| 2025 | 6 | 3 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Systems including a condensing apparatus such as a bubble column condenser28US 9,079,117 B2Gradiant Corporation · 2015
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- Systems including a condensing apparatus such as a bubble column condenser24US 9,700,811 B2Gradiant Corporation · 2017
- Liquid collector-distributor device, system and method19US 5,645,770 AKoch Engineering Company, Inc. · 1997
- Direct drive fan system with variable process control16US 10,031,535 B2Prime Datum, Inc. · 2018