Method of manufacturing core
US-2025214132-A1 · Jul 3, 2025 · US
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by dust separating
by dust separating · 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 | B22C5/10 |
| Official title | by dust separating |
| Display label | by dust separating |
| Total patents | 13 |
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 | 1 |
| 2017 | 1 |
| 2018 | 4 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method of reusing core sand
US-2021129210-A1 · May 6, 2021 · US
Method of reusing core sand
US-10967421-B2 · Apr 6, 2021 · US
Method of reusing core sand
US-2020238367-A1 · Jul 30, 2020 · US
Method of reusing core sand
US-10668525-B2 · Jun 2, 2020 · US
Return sand cooling system and return sand cooling method
US-2019193141-A1 · Jun 27, 2019 · US
Method of reusing core sand
US-10183322-B2 · Jan 22, 2019 · US
Molding sand reclamation method and reclamation system
US-2018280990-A1 · Oct 4, 2018 · US
Apparatus for reclaiming foundry sand
US-10052681-B2 · Aug 21, 2018 · US
Method of reusing core sand
US-2018221939-A1 · Aug 9, 2018 · US
Molding sand reclamation method and reclamation equipment
US-2018133719-A1 · May 17, 2018 · US
Method of reusing core sand
US-2017106433-A1 · Apr 20, 2017 · US
An Apparatus for Reclaiming Foundry Sand
US-2015183025-A1 · Jul 2, 2015 · US