Irrigation system
US-2017362722-A1 · Dec 21, 2017 · US
Mixing gases with liquids
Mixing gases with liquids · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01F23/20 |
| Official title | Mixing gases with liquids |
| Display label | Mixing gases with liquids |
| Total patents | 299 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 34 |
| 2016 | 21 |
| 2017 | 46 |
| 2018 | 38 |
| 2019 | 43 |
| 2020 | 38 |
| 2021 | 34 |
| 2022 | 20 |
| 2023 | 11 |
| 2024 | 5 |
| 2025 | 6 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Humidifier and layered heating element
US-9821135-B2 · Nov 21, 2017 · US
Generating method and generator for generating mist or fine-bubble by using surface acoustic wave
US-2017128898-A1 · May 11, 2017 · US
Treatment device, sterilization device, sterilization water, and sterilization method
US-2017128604-A1 · May 11, 2017 · US
Membrane humidifier for fuel cell
US-2017077531-A1 · Mar 16, 2017 · US
Peer-To-Peer Air Analysis And Treatment
US-2016361678-A1 · Dec 15, 2016 · US
Distributor plate for a gas-liquid mixture, provided with distribution elements having low sensitivity to a lack of horizontality
US-9486752-B2 · Nov 8, 2016 · US
Systems including a condensing apparatus such as a bubble column condenser
US-9468864-B2 · Oct 18, 2016 · US
Water collection trough assembly
US-2016290745-A1 · Oct 6, 2016 · US
Solid waste treatment with conversion to gas and anaerobic digestion
US-2016230193-A1 · Aug 11, 2016 · US
Bluff body fuel mixer
US-2016209039-A1 · Jul 21, 2016 · US
Eco-humidifier for vehicle
US-2016200179-A1 · Jul 14, 2016 · US
Odor control cartridge
US-D760886-S · Jul 5, 2016 · US
Gas diffusion system and method for introducing a gas stream in an apparatus, in particular a passivating gas stream in a urea plant
US-2016175795-A1 · Jun 23, 2016 · US
Olfactory display
US-9370595-B2 · Jun 21, 2016 · US
Multiple batch system for the preparation of a solution of calcium hydrogen carbonate suitable for the remineralization of desalinated water and of naturally soft water
US-2016167000-A1 · Jun 16, 2016 · US
Systems including a condensing apparatus such as a bubble column condenser
US-9364771-B2 · Jun 14, 2016 · US
Method and apparatus for treating fluids to reduce microbubbles
US-9333443-B2 · May 10, 2016 · US
Humidity control module and humidity control apparatus
US-9322563-B2 · Apr 26, 2016 · US
Automatic Starting System
US-2016108856-A1 · Apr 21, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01F23/20?
- CPC B01F23/20 is the Cooperative Patent Classification code for “Mixing gases with liquids.”
- How many patents are filed under CPC B01F23/20 (Mixing gases with liquids)?
- Our database includes 299 publications tagged with this CPC code.
- Is patent activity under CPC B01F23/20 growing?
- Publication counts under this code: 5 in 2024 vs 6 in 2025 (latest complete years).