Compositions and methods for froth modification
US-2025387792-A1 · Dec 25, 2025 · US
Modifying reagents for adjusting pH or conductivity
Modifying reagents for adjusting pH or conductivity · 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 | B03D2201/007 |
| Official title | Modifying reagents for adjusting pH or conductivity |
| Display label | Modifying reagents for adjusting pH or conductivity |
| Total patents | 61 |
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 | 6 |
| 2016 | 5 |
| 2017 | 7 |
| 2018 | 9 |
| 2019 | 6 |
| 2020 | 6 |
| 2021 | 9 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 3 |
| 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
Iron chelators as activators in alkaline flotation circuits
US-12240000-B2 · Mar 4, 2025 · US
Increasing flotation recovery and throughput
US-2024367180-A1 · Nov 7, 2024 · US
Methods for Pollucite Flotation, Plagioclase Flotation, and Quartz Purification
US-2024359190-A1 · Oct 31, 2024 · US
Method and system for preparing xanthate by slurry method
US-12054452-B2 · Aug 6, 2024 · US
Mineral processing method
US-11697862-B2 · Jul 11, 2023 · US
Flotation reagents from acidic olive oil
US-11638923-B1 · May 2, 2023 · US
Preparation of copper(II)-ammonia complex ion sulfidization activator and sulfidization flotation method for copper oxide ore
US-11618689-B2 · Apr 4, 2023 · US
Collector composition
US-2022266263-A1 · Aug 25, 2022 · US
Environmentally-friendly compositions and methods for extracting minerals and metals from ore
US-2022055042-A1 · Feb 24, 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
Combined collector for zinc oxide ore flotation and use thereof
US-2021276024-A1 · Sep 9, 2021 · US
Iron chelators as activators in alkaline flotation circuits
US-2021260603-A1 · Aug 26, 2021 · US
Sulfonated modifiers for froth flotation
US-2021171759-A1 · Jun 10, 2021 · US
Sulfonated modifiers for froth flotation
US-2021155791-A1 · May 27, 2021 · US
Flotation reagents and flotation processes utilizing same
US-11007538-B2 · May 18, 2021 · US
Sulfonated modifiers for froth flotation
US-10961382-B2 · Mar 30, 2021 · US
Sulfonated modifiers for froth flotation
US-10927248-B2 · Feb 23, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B03D2201/007?
- CPC B03D2201/007 is the Cooperative Patent Classification code for “Modifying reagents for adjusting pH or conductivity.”
- How many patents are filed under CPC B03D2201/007 (Modifying reagents for adjusting pH or conductivity)?
- Our database includes 61 publications tagged with this CPC code.
- Is patent activity under CPC B03D2201/007 growing?
- Publication counts under this code: 3 in 2024 vs 3 in 2025 (latest complete years).