Method and apparatus for controlling a fiber fractionation system
US-11834786-B2 · Dec 5, 2023 · US
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Drum classifiers
Drum classifiers · 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 | B03B5/56 |
| Official title | Drum classifiers |
| Display label | Drum classifiers |
| Total patents | 6 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Reactor system for separation and enrichment of minerals from a slurry containing minerals and other materials
US-11752506-B2 · Sep 12, 2023 · US
Reactor system for separation and enrichment of minerals from a slurry containing minerals and other materials
US-11247212-B2 · Feb 15, 2022 · US
Method and apparatus for controlling a fiber fractionation system
US-2021095422-A1 · Apr 1, 2021 · US
Method and apparatus for controlling a fiber fractionation system
US-10865520-B2 · Dec 15, 2020 · US
Method and apparatus for controlling a fiber fractionation system
US-2019085509-A1 · Mar 21, 2019 · US