Electrowetting coalescence device with porous layers
US-2020094167-A1 · Mar 26, 2020 · US
Electrostatic separation of liquids from liquids
Electrostatic separation of liquids from 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 | B03C2201/02 |
| Official title | Electrostatic separation of liquids from liquids |
| Display label | Electrostatic separation of liquids from liquids |
| Total patents | 122 |
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 | 4 |
| 2016 | 15 |
| 2017 | 10 |
| 2018 | 16 |
| 2019 | 12 |
| 2020 | 16 |
| 2021 | 16 |
| 2022 | 10 |
| 2023 | 12 |
| 2024 | 6 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Systems and processes for separating emulsified water from a fluid stream
US-10597589-B2 · Mar 24, 2020 · US
Systems and processes for separating emulsified water from a fluid stream
US-2020002623-A1 · Jan 2, 2020 · US
Gas oil separation plant systems and methods for rag layer treatment
US-10513663-B2 · Dec 24, 2019 · US
Sequential mixing system for improved desalting
US-10392568-B2 · Aug 27, 2019 · US
Method and Apparatus for Promoting Droplets Coalescence in Oil Continuous Emulsions
US-2019240596-A1 · Aug 8, 2019 · US
Gas oil separation plant systems and methods for rag layer treatment
US-2019211274-A1 · Jul 11, 2019 · US
Systems and methods for unipolar separation of emulsions and other mixtures
US-2019209949-A1 · Jul 11, 2019 · US
Crude oil storage tank with electrostatic internals to dehydrate crude oil within a process train of a floating production storage and offloading installation
US-10300408-B2 · May 28, 2019 · US
System to reduce interface emulsion layer formation in an electrostatic dehydrator or desalter vessel through use of a low voltage electrostatic interface emulsion treatment system inside the vessel
US-2019112206-A1 · Apr 18, 2019 · US
System to reduce interface emulsion layer formation in an electrostatic dehydrator or desalter vessel through use of a low voltage electrostatic interface emulsion treatment system inside the vessel
US-2019112205-A1 · Apr 18, 2019 · US
Fuel supply system and fuel filter
US-10221820-B2 · Mar 5, 2019 · US
High flux electrostatic separator for subsea applications
US-10207202-B2 · Feb 19, 2019 · US
Methods for the Separation of at Least One Emulsion by Applying an Electrical Field and Device for Carrying Out Said Method
US-2019038998-A1 · Feb 7, 2019 · US
Systems and processes for separating emulsified water from a fluid stream
US-2019023995-A1 · Jan 24, 2019 · US
Device and method for treating organic-material-containing water
US-10160668-B2 · Dec 25, 2018 · US
Systems and methods for unipolar separation of emulsions and other mixtures
US-10155179-B2 · Dec 18, 2018 · US
Method for capturing and recycling iron catalyst used in the production of haloalkane compounds
US-10112166-B2 · Oct 30, 2018 · US
System to reduce interface emulsion layer formation in an electrostatic dehydrator or desalter vessel through use of a low voltage electrostatic interface emulsion treatment system inside the vessel
US-10112850-B2 · Oct 30, 2018 · US
Systems and methods for unipolar separation of emulsions and other mixtures
US-2018296943-A1 · Oct 18, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B03C2201/02?
- CPC B03C2201/02 is the Cooperative Patent Classification code for “Electrostatic separation of liquids from liquids.”
- How many patents are filed under CPC B03C2201/02 (Electrostatic separation of liquids from liquids)?
- Our database includes 122 publications tagged with this CPC code.
- Is patent activity under CPC B03C2201/02 growing?
- Publication counts under this code: 6 in 2024 vs 4 in 2025 (latest complete years).