Systems and methods for extraction of fluorinated hydrocarbons
US-2025340457-A1 · Nov 6, 2025 · US
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Mixing by counter-current streams provoked by centrifugal force, in rotating coils or in other rotating spaces
Mixing by counter-current streams provoked by centrifugal force, in rotating coils or in other rotating spaces · 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 | B01D11/048 |
| Official title | {Mixing by counter-current streams provoked by centrifugal force, in rotating coils or in other rotating spaces} |
| Display label | Mixing by counter-current streams provoked by centrifugal force, in rotating coils or in other rotating spaces |
| Total patents | 22 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 5 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Extraction Of Guayule Resin
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Method for quickly and accurately analyzing polyphenol content in rapeseed oil
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Centrifugal contactor including central dynamic examination device
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Centrifugal contractor including central dynamic examination device
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Centrifugal Contactor Including Central Dynamic Examination Device
US-2022040596-A1 · Feb 10, 2022 · US
Method and device for continuous countercurrent transfer of material between two fluid phases
US-2022016546-A1 · Jan 20, 2022 · US
Method of extracting a pigment from microalgae
US-2021381021-A1 · Dec 9, 2021 · US
Method for quickly and accurately analyzing polyphenol content in rapeseed oil
US-2021123897-A1 · Apr 29, 2021 · US
Method for separating propylene carbonate in preparing process of polyether carbonate polyol
US-10822324-B2 · Nov 3, 2020 · US
Method for Separating Propylene Carbonate in Preparing Process of Polyether Carbonate Polyol
US-2019315706-A1 · Oct 17, 2019 · US
Static Internal, Use of One or More Static Internal, Agitated Liquid-Liquid Contactor and use of an Agitated Liquid-Liquid Contactor
US-2019232192-A1 · Aug 1, 2019 · US
Fluid processing method including extraction
US-9764250-B2 · Sep 19, 2017 · US
3D printed modular centrifugal contactors and method for separating moieties using 3D printed optimized surfaces
US-9744476-B2 · Aug 29, 2017 · US
Extended residence time centrifugal contactor design modification and centrifugal contactor vane plate valving apparatus for extending mixing zone residence time
US-9669329-B2 · Jun 6, 2017 · US
Column settler for high performance liquid/liquid phase separations in hydromellurcial processes and methods thereof
US-2017080355-A1 · Mar 23, 2017 · US
Method for the fractionation of phospho-lipids from phospholipid-containing material
US-9567356-B2 · Feb 14, 2017 · US
Static internal, use of one or more static internal, agitated liquid-liquid contactor and use of an agitated liquid-liquid contactor
US-2016317946-A1 · Nov 3, 2016 · US
3d printed modular centrifugal contactors and method for separating moieties using 3d printed optimized surfaces
US-2016184735-A1 · Jun 30, 2016 · US