System and process for dry magnetic concentration of fine iron ore concentrates
US-2026061430-A1 · Mar 5, 2026 · US
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with non-movable magnets
with non-movable magnets · 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 | B03C1/22 |
| Official title | with non-movable magnets |
| Display label | with non-movable magnets |
| Total patents | 21 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 3 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 4 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Wastewater and sludge treatment device and method
US-2025263323-A1 · Aug 21, 2025 · US
Wastewater and sludge treatment device and method
US-12319603-B2 · Jun 3, 2025 · US
Wastewater and sludge treatment device and method
US-2024336509-A1 · Oct 10, 2024 · US
Crusher
US-11944981-B2 · Apr 2, 2024 · US
Method and system of reducing non-ferrous metal content of scrap steel
US-2024060152-A1 · Feb 22, 2024 · US
Device for wholly treating urban and rural mixed household refuse at low temperature on site and using method thereof
US-11865595-B2 · Jan 9, 2024 · US
Method and system of reducing non-ferrous metal content of scrap steel
US-11834728-B2 · Dec 5, 2023 · US
Method and system of reducing non-ferrous metal content of scrap steel
US-2022235430-A1 · Jul 28, 2022 · US
Device for wholly treating urban and rural mixed household refuse at low temperature on site and using method thereof
US-2022126336-A1 · Apr 28, 2022 · US
Systems and methods for sorting material on a conveyor
US-11123749-B2 · Sep 21, 2021 · US
Crusher
US-2021229110-A1 · Jul 29, 2021 · US
Magnetic separator, magnetic separation method, and iron source manufacturing method
US-10857548-B2 · Dec 8, 2020 · US
Systems and methods for sorting material on a conveyor
US-2020009576-A1 · Jan 9, 2020 · US
Chemical looping combustor using magnetic oxygen carrier particles and loop seal equipped with magnetic separator
US-10307768-B2 · Jun 4, 2019 · US
Magnetic separator, magnetic separation method, and iron source manufacturing method
US-2018353969-A1 · Dec 13, 2018 · US
Molding sand reclamation method and reclamation system
US-2018280990-A1 · Oct 4, 2018 · US
Chemical looping combustor using magnetic oxygen carrier particles and loop seal equipped with magnetic separator
US-2018283682-A1 · Oct 4, 2018 · US
Magnetic separator
US-9539584-B2 · Jan 10, 2017 · US
Fluid filter with magnetic particle attraction
US-9463400-B2 · Oct 11, 2016 · US