Slurry processing apparatus, microbubble generation equipment, and slurry processing method
US-12465899-B2 · Nov 11, 2025 · US
Applications of hydrocyclones
Applications of hydrocyclones · 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 | B03B5/34 |
| Official title | Applications of hydrocyclones |
| Display label | Applications of hydrocyclones |
| Total patents | 35 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 9 |
| 2022 | 4 |
| 2023 | 5 |
| 2024 | 3 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Aggregate washing systems, methods, and apparatus
US-2025187020-A1 · Jun 12, 2025 · US
Aggregate washing systems, methods, and apparatus
US-12263486-B2 · Apr 1, 2025 · US
Aggregate processing systems, methods and apparatus
US-11992821-B2 · May 28, 2024 · US
Process for separating a fibrous target component from textile waste
US-11952714-B2 · Apr 9, 2024 · US
Aggregate washing systems, methods, and apparatus
US-2024082852-A1 · Mar 14, 2024 · US
Aggregate washing systems, methods, and apparatus
US-11850603-B2 · Dec 26, 2023 · US
Classifying apparatus, systems and methods
US-11845088-B2 · Dec 19, 2023 · US
Material washing system and apparatus
US-11673146-B2 · Jun 13, 2023 · US
Centrifugal density separation of waste plastic
US-2023078550-A1 · Mar 16, 2023 · US
Slurry processing apparatus, microbubble generation equipment, and slurry processing method
US-2023063110-A1 · Mar 2, 2023 · US
Underground coal hypergravity field separation system and separation process
US-2022314233-A1 · Oct 6, 2022 · US
Aggregate washing systems, methods, and apparatus
US-2022212200-A1 · Jul 7, 2022 · US
Assessing the benefits of automatic grinding control using PST technology for true on-line particle size measurement
US-11260399-B2 · Mar 1, 2022 · US
Material washing system and apparatus
US-2022016636-A1 · Jan 20, 2022 · US
Method for finely processing nonmetallic mineral
US-2021380490-A1 · Dec 9, 2021 · US
Centrifugal field-flow fractionation device
US-11192120-B2 · Dec 7, 2021 · US
Classifying apparatus, systems and methods
US-2021308690-A1 · Oct 7, 2021 · US
Dense-medium separation process for oil shale
US-2021276018-A1 · Sep 9, 2021 · US
Classifying apparatus, systems and methods
US-11059049-B2 · Jul 13, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B03B5/34?
- CPC B03B5/34 is the Cooperative Patent Classification code for “Applications of hydrocyclones.”
- How many patents are filed under CPC B03B5/34 (Applications of hydrocyclones)?
- Our database includes 35 publications tagged with this CPC code.
- Is patent activity under CPC B03B5/34 growing?
- Publication counts under this code: 3 in 2024 vs 3 in 2025 (latest complete years).