Atmosphere purification reactor using electron beam and atmosphere purification apparatus including the same
US-2021402344-A1 · Dec 30, 2021 · US
by centrifugal force (centrifuges B04B; cyclones B04C)
by centrifugal force (centrifuges B04B; cyclones B04C) · 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 | B01D53/24 |
| Official title | by centrifugal force (centrifuges B04B; cyclones B04C) |
| Display label | by centrifugal force (centrifuges B04B; cyclones B04C) |
| Total patents | 84 |
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 | 8 |
| 2016 | 4 |
| 2017 | 11 |
| 2018 | 9 |
| 2019 | 11 |
| 2020 | 8 |
| 2021 | 9 |
| 2022 | 13 |
| 2023 | 5 |
| 2024 | 4 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Rotational mechanical gas separator
US-11185811-B1 · Nov 30, 2021 · US
Integrated apparatus for mixing and separating fluid phases and method therefor
US-11173458-B2 · Nov 16, 2021 · US
Gas-liquid separation device
US-2021170318-A1 · Jun 10, 2021 · US
Fluid control system having a gas separating system
US-11027223-B2 · Jun 8, 2021 · US
Centrifugal air separators
US-10981107-B2 · Apr 20, 2021 · US
Method of simultaneous removal of NO and carbon particles and inorganic dust from flue gases and catalytic reactor for removal of NO and carbon particles and inorganic dust from flue gases
US-10967328-B2 · Apr 6, 2021 · US
Helium recovery from gaseous streams
US-2021031139-A1 · Feb 4, 2021 · US
Reducing contrails during operation of aircraft
US-2021001269-A1 · Jan 7, 2021 · US
Gas-liquid separator for separating at least one liquid component from a gaseous component
US-2020373592-A1 · Nov 26, 2020 · US
Helium recovery from gaseous streams
US-10765995-B2 · Sep 8, 2020 · US
Supersonic treatment of vapor streams for separation and drying of hydrocarbon gases
US-2020269152-A1 · Aug 27, 2020 · US
Supersonic treatment of vapor streams for separation and drying of hydrocarbon gases
US-10702793-B2 · Jul 7, 2020 · US
Active wet scrubbing filtration system
US-2020197854-A1 · Jun 25, 2020 · US
Vortex tube lined with magnets and uses thereof
US-2020086270-A1 · Mar 19, 2020 · US
Effluent processing apparatus and method for a vehicle air brake charging system
US-10583820-B2 · Mar 10, 2020 · US
Reverse flow cyclones
US-2020001309-A1 · Jan 2, 2020 · US
Fluid control system having a gas separating system
US-2019381426-A1 · Dec 19, 2019 · US
Supersonic separation of hydrocarbons
US-10436506-B2 · Oct 8, 2019 · US
Integrated apparatus for mixing and separating fluid phases and method therefor
US-2019282976-A1 · Sep 19, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D53/24?
- CPC B01D53/24 is the Cooperative Patent Classification code for “by centrifugal force (centrifuges B04B; cyclones B04C).”
- How many patents are filed under CPC B01D53/24 (by centrifugal force (centrifuges B04B; cyclones B04C))?
- Our database includes 84 publications tagged with this CPC code.
- Is patent activity under CPC B01D53/24 growing?
- Publication counts under this code: 4 in 2024 vs 2 in 2025 (latest complete years).