Ammoniated polycarbamide separation aids for mineral flotation
US-2026070068-A1 · Mar 12, 2026 · US
Inorganic compounds
Inorganic compounds · 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 | B03D1/002 |
| Official title | Inorganic compounds |
| Display label | Inorganic compounds |
| Total patents | 42 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 5 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 2 |
| 2020 | 6 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 4 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Enhanced flotation method of lepidolite ore based on high-entropy collection
US-2025319478-A1 · Oct 16, 2025 · US
MySx/ZSH mixture as sulfidizing agent
US-12364990-B2 · Jul 22, 2025 · US
Method for froth-controlled flotation of argillaceous lepidolite ore
US-12251713-B2 · Mar 18, 2025 · US
Method for froth-controlled flotation of argillaceous lepidolite ore
US-2025050354-A1 · Feb 13, 2025 · US
Methods for Pollucite Flotation, Plagioclase Flotation, and Quartz Purification
US-2024359190-A1 · Oct 31, 2024 · US
Method for enriching lithium from lithium clay
US-12098442-B2 · Sep 24, 2024 · US
Method and system for preparing xanthate by slurry method
US-12054452-B2 · Aug 6, 2024 · US
Method for enriching lithium from lithium clay
US-2024200164-A1 · Jun 20, 2024 · US
Slow-release inhibitor for high-magnesium sulfide mineral flotation and application thereof
US-11779935-B2 · Oct 10, 2023 · US
Mineral processing method
US-11697862-B2 · Jul 11, 2023 · US
Collectors for treating tailings
US-11590514-B2 · Feb 28, 2023 · US
Mineral processing method
US-2022355313-A1 · Nov 10, 2022 · US
MySx/ZSH MIXTURE AS SULFIDIZING AGENT
US-2022184630-A1 · Jun 16, 2022 · US
Flotation process for treating coal slime by using salt-containing waste water
US-2022001395-A1 · Jan 6, 2022 · US
Novel method for the flotation of bastnaesite ore
US-2021379604-A1 · Dec 9, 2021 · US
Method and system for preparing xanthate by slurry method
US-2020392080-A1 · Dec 17, 2020 · US
Arsenic removal from lead concentrate by ozone treatment and reverse flotation
US-10822673-B1 · Nov 3, 2020 · US
Slow-release inhibitor for high-magnesium sulfide mineral flotation and application thereof
US-2020324300-A1 · Oct 15, 2020 · US
Recovery of molybdenum using sodium metabisulfite and a thiocarbonate depressant
US-10654048-B2 · May 19, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B03D1/002?
- CPC B03D1/002 is the Cooperative Patent Classification code for “Inorganic compounds.”
- How many patents are filed under CPC B03D1/002 (Inorganic compounds)?
- Our database includes 42 publications tagged with this CPC code.
- Is patent activity under CPC B03D1/002 growing?
- Publication counts under this code: 4 in 2024 vs 4 in 2025 (latest complete years).