B01F 23/2321
By moving liquid and gas in counter current
Official title: {by moving liquid and gas in counter current}
B01F23/2321 (By moving liquid and gas in counter current) appears on 106 US grants and 83 published applications in this corpus.
Search patents in B01F- Granted patents
- 106
- Published applications
- 83
- Assignees
- 70
- Inventors
- 228
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 7 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 3 |
| 2010 | 0 | 2 |
| 2011 | 2 | 3 |
| 2012 | 0 | 3 |
| 2013 | 1 | 5 |
| 2014 | 5 | 12 |
| 2015 | 9 | 7 |
| 2016 | 15 | 18 |
| 2017 | 5 | 3 |
| 2018 | 8 | 2 |
| 2019 | 3 | 3 |
| 2020 | 2 | 5 |
| 2021 | 5 | 2 |
| 2022 | 1 | 0 |
| 2023 | 4 | 6 |
| 2024 | 4 | 3 |
| 2025 | 2 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Multi-stage bubble-column vapor mixture condensation23 Jun 2026US 12,661,605 B2King Fahd University of Petroleum and Minerals
- Co-current and countercurrent contactor for immiscible fluids4 Nov 2025US 12,458,940 B2Streamline Innovations Inc
- Countercurrent contacting devices11 Feb 2025US 12,220,674 B2Koch-Glitsch, LP
- High-flow, high-pressure inline saturator system and method thereof31 Dec 2024US 12,179,159 B2GIS Gas Infusion Systems Inc.
- Countercurrent contacting devices and method of manufacture12 Nov 2024US 12,138,602 B2Koch-Glitsch, LP
- Gas treatment apparatus and gas treatment method16 Jul 2026US 2026/0199822 A1China Petroleum & Chemical Corporation
- System and method for generating bubbles in a vessel5 Dec 2024US 2024/0400958 A1LanzaTech, Inc.
- Contact tower tray and related methods7 Mar 2024US 2024/0075404 A1Produced Water Absorbents Inc.
- Multi-Stage Bubble-Column Vapor Mixture Condensation8 Feb 2024US 2024/0042345 A1King Fahd University of Petroleum and Minerals
- Co-current and Counter Contactor for Immiscible Fluids19 Oct 2023US 2023/0330607 A1Streamline Innovations Inc
Most cited
By later US patents
- Oxygen enriched liquids, method and apparatus for making, and applications thereof77US 5,814,222 ALife International Products, Inc. · 1998
- Method and apparatus for making oxygen enriched liquids70US 5,885,467 ALife International Products, Inc. · 1999
- Diaphragm for gas-liquid contact, gas-liquid contact apparatus and process for producing liquid containing gas dissolved therein58US 5,254,143 ADainippon Ink and Chemical, Inc. · 1993
- Bubble-column vapor mixture condenser47US 8,523,985 B2King Fahd University of Petroleum and Minerals · 2013
- Aqueous ozone solution for ozone cleaning system45US 8,071,526 B2Food Safety Technology, LLC · 2011