Methods and apparatus for gas stream mass transfer with a liquid
US-11162062-B2 · Nov 2, 2021 · US
Operations & Transport
Operations & Transport · 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 | B01F3/04439 |
| Official title | — |
| Display label | Operations & Transport (mapped technology topic) |
| Total patents | 70 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 14 |
| 2017 | 9 |
| 2018 | 9 |
| 2019 | 6 |
| 2020 | 10 |
| 2021 | 8 |
| 2022 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Microbubble integrated structure and method of manufacturing the same
US-11123696-B2 · Sep 21, 2021 · US
Cleaning solution mixing system with ultra-dilute cleaning solution and method of operation thereof
US-10935896-B2 · Mar 2, 2021 · US
Gas-dissolved liquid producing apparatus
US-10835876-B2 · Nov 17, 2020 · US
Confined plunging liquid jet reactor with modified downcomer
US-2020330934-A1 · Oct 22, 2020 · US
System for humidifying gas streams
US-10746420-B1 · Aug 18, 2020 · US
Methods and Apparatus for Gas Stream Mass Transfer with a Liquid
US-2020231922-A1 · Jul 23, 2020 · US
Foam fracturing fluid with double interface layers of a phlogisticated air-liquid co2 for shale gas production and preparation method thereof
US-2020224075-A1 · Jul 16, 2020 · US
Marker having enhanced ultrasound visibility and method of manufacturing the same
US-2020215503-A1 · Jul 9, 2020 · US
Method for foaming adhesive and related system
US-2020139311-A1 · May 7, 2020 · US
Marker having enhanced ultrasound visibility and method of manufacturing the same
US-10610841-B1 · Apr 7, 2020 · US
Process and device for dispersing gas in a liquid
US-10603643-B2 · Mar 31, 2020 · US
Foam mixing system and methods
US-10589233-B2 · Mar 17, 2020 · US
Methods and apparatus for gas stream mass transfer with a liquid
US-10519413-B2 · Dec 31, 2019 · US
Microbubble integrated structure and method of manufacturing the same
US-2019247808-A1 · Aug 15, 2019 · US
Gas-dissolved liquid producing apparatus
US-2019193034-A1 · Jun 27, 2019 · US
Gas spargers and related container systems
US-10328404-B2 · Jun 25, 2019 · US
System for humidifying gas streams
US-10247432-B1 · Apr 2, 2019 · US
Carbonation device and method of carbonation using the same
US-10239041-B2 · Mar 26, 2019 · US
Foam mixing system and methods
US-2018326369-A1 · Nov 15, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01F3/04439?
- CPC B01F3/04439 is the Cooperative Patent Classification code for “Operations & Transport.”
- How many patents are filed under CPC B01F3/04439 (Operations & Transport)?
- Our database includes 70 publications tagged with this CPC code.
- Is patent activity under CPC B01F3/04439 growing?
- Publication counts under this code: 8 in 2021 vs 5 in 2022 (latest complete years).