Separating solids from liquids in a drilling fluid
US-11643890-B2 · May 9, 2023 · US
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Screens rotating within their own plane
Screens rotating within their own plane · 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 | B07B1/08 |
| Official title | Screens rotating within their own plane |
| Display label | Screens rotating within their own plane |
| Total patents | 13 |
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 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 1 |
| 2022 | 5 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Separation device
US-11396033-B2 · Jul 26, 2022 · US
Separating solids from liquids in a drilling fluid
US-2022228450-A1 · Jul 21, 2022 · US
Separating solids from liquids in a drilling fluid
US-11326405-B2 · May 10, 2022 · US
Separation device and fiber body deposition apparatus
US-11311912-B2 · Apr 26, 2022 · US
Separation device and fiber body deposition apparatus
US-11229928-B2 · Jan 25, 2022 · US
Separating solids from liquids in a drilling fluid
US-2021363839-A1 · Nov 25, 2021 · US
Separation device and fiber body deposition apparatus
US-2020246835-A1 · Aug 6, 2020 · US
Separation device and fiber body deposition apparatus
US-2020246837-A1 · Aug 6, 2020 · US
Separation device
US-2020246836-A1 · Aug 6, 2020 · US
Lump segregating slurry feed diffuser
US-10441976-B2 · Oct 15, 2019 · US
Lump segregating slurry feed diffuser
US-2019224718-A1 · Jul 25, 2019 · US
Fill System and Method Using Storage Container with Rotary Sifter Plate for Adhesive Solids
US-2015298899-A1 · Oct 22, 2015 · US