Processing hard rock lithium minerals or other materials to produce lithium materials and byproducts converted from a sodium sulfate intermediate product
US-2024425381-A1 · Dec 26, 2024 · US
Obtaining alkali metals
Obtaining alkali metals · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C22B26/10 |
| Official title | Obtaining alkali metals |
| Display label | Obtaining alkali metals |
| Total patents | 86 |
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 | 11 |
| 2016 | 11 |
| 2017 | 7 |
| 2018 | 5 |
| 2019 | 5 |
| 2020 | 4 |
| 2021 | 4 |
| 2022 | 4 |
| 2023 | 14 |
| 2024 | 7 |
| 2025 | 11 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hydrometallurgical process for lithium-ion battery waste recycling
US-2023383377-A1 · Nov 30, 2023 · US
Collocating a large-scale dissociating reactor near a geothermal energy source for producing green lithium from brines
US-2023304129-A1 · Sep 28, 2023 · US
Method for refining one or more critical minerals
US-2023304127-A1 · Sep 28, 2023 · US
Method for refining one or more critical minerals
US-11761057-B1 · Sep 19, 2023 · US
Method for separating iron element in brine and application thereof
US-2023212027-A1 · Jul 6, 2023 · US
Selective recovery method of vanadium and cesium from waste sulfuric acid vanadium catalyst, and high-quality vanadium aqueous solution and cesium alum produced thereby
US-2023138828-A1 · May 4, 2023 · US
Lithium selective organogels
US-2023072446-A1 · Mar 9, 2023 · US
Method of extracting lithium from lithium-containing solution
US-2023038391-A1 · Feb 9, 2023 · US
Method of purifying sodium bromide from waste circuit boards pyrolysis coke
US-2022356067-A1 · Nov 10, 2022 · US
Process for producing a concentrated aqueous sodium hydroxide solution
US-11465907-B2 · Oct 11, 2022 · US
Process to recover alkali from a metal oxide/hydroxide containing material
US-2022228236-A1 · Jul 21, 2022 · US
Advanced systems and methods for leaching rare earths from ore
US-2022228237-A1 · Jul 21, 2022 · US
Method of purifying sodium bromide from waste circuit boards pyrolysis coke
US-2021309533-A1 · Oct 7, 2021 · US
Dispensing of alkali metals mediated by zero oxidation state gold surfaces
US-11136647-B2 · Oct 5, 2021 · US
Method for removing cesium in clay mineral using hydrogen peroxide
US-11059082-B2 · Jul 13, 2021 · US
Process for treating a sodium carbonate purge
US-2021070620-A1 · Mar 11, 2021 · US
Alkali source and/or sink using ion-conducting solid electrolyte and intercalation-compound electrode
US-10775748-B1 · Sep 15, 2020 · US
Method for filling with metallic sodium
US-10710153-B2 · Jul 14, 2020 · US
Dispensing of alkali metals mediated by zero oxidation state gold surfaces
US-2020056263-A1 · Feb 20, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C22B26/10?
- CPC C22B26/10 is the Cooperative Patent Classification code for “Obtaining alkali metals.”
- How many patents are filed under CPC C22B26/10 (Obtaining alkali metals)?
- Our database includes 86 publications tagged with this CPC code.
- Is patent activity under CPC C22B26/10 growing?
- Publication counts under this code: 7 in 2024 vs 11 in 2025 (latest complete years).