System and process for dry magnetic concentration of fine iron ore concentrates
US-2026061430-A1 · Mar 5, 2026 · US
High gradient magnetic separators
High gradient magnetic separators · 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 | B03C1/025 |
| Official title | High gradient magnetic separators |
| Display label | High gradient magnetic separators |
| Total patents | 36 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 6 |
| 2017 | 3 |
| 2018 | 5 |
| 2019 | 4 |
| 2021 | 8 |
| 2022 | 1 |
| 2024 | 5 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Separation and recycling of lithium-ion battery metals via a magnetic field
US-2025367680-A1 · Dec 4, 2025 · US
Method for separating a rare earth element in solution
US-2025281933-A1 · Sep 11, 2025 · US
Methods and devices for magnetic separation in a flow path
US-12263482-B1 · Apr 1, 2025 · US
Method of separating nickel and cobalt from nickel and cobalt mixed powder
US-12179215-B1 · Dec 31, 2024 · US
Method of separating nickel and cobalt from nickel and cobalt mixed powder
US-2024408613-A1 · Dec 12, 2024 · US
Three-dimensional fluid filter using magnetostrictive sensors
US-12145086-B2 · Nov 19, 2024 · US
Magnetic separation system and devices
US-12115537-B2 · Oct 15, 2024 · US
Substrate treating apparatus and method of treating substrate using the same
US-2024316571-A1 · Sep 26, 2024 · US
Concentration process of iron ore slimes
US-11453014-B2 · Sep 27, 2022 · US
Method for finely processing nonmetallic mineral
US-2021380490-A1 · Dec 9, 2021 · US
Magnetic Nanoparticle Distribution in Microfluidic Chip
US-2021299656-A1 · Sep 30, 2021 · US
Magnetic capture of a target from a fluid
US-2021299676-A1 · Sep 30, 2021 · US
Magnetic capture of a target from a fluid
US-11059050-B2 · Jul 13, 2021 · US
Magnetic separation system and devices
US-2021170423-A1 · Jun 10, 2021 · US
Method for producing purified lithium compound and method for producing lithium transition metal composite oxide
US-2021155500-A1 · May 27, 2021 · US
Three-dimensional fluid filter using magnetostrictive sensors
US-2021086113-A1 · Mar 25, 2021 · US
Concentration process of iron ore slimes
US-2021069729-A1 · Mar 11, 2021 · US
Sorting device and sorting method
US-10449550-B2 · Oct 22, 2019 · US
Magnetic capture of a target from a fluid
US-2019270091-A1 · Sep 5, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B03C1/025?
- CPC B03C1/025 is the Cooperative Patent Classification code for “High gradient magnetic separators.”
- How many patents are filed under CPC B03C1/025 (High gradient magnetic separators)?
- Our database includes 36 publications tagged with this CPC code.
- Is patent activity under CPC B03C1/025 growing?
- Publication counts under this code: 5 in 2024 vs 3 in 2025 (latest complete years).