Systems, apparatus and methods for separating actinium, radium, and thorium
US-2023402200-A1 · Dec 14, 2023 · US
by using ion exchange resins, e.g. chelate resins
by using ion exchange resins, e.g. chelate resins · 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 | C01F17/13 |
| Official title | by using ion exchange resins, e.g. chelate resins |
| Display label | by using ion exchange resins, e.g. chelate resins |
| Total patents | 28 |
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 | 2 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 4 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 8 |
| 2022 | 1 |
| 2023 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Composite Extractant-Enhanced Polymer Resin, Method of Making the Same, and Its Usage for Extraction of Valuable Metal(s)
US-2023356208-A9 · Nov 9, 2023 · US
Tetraazadodecane based chelating agents for separation of rare earth elements and method therefor
US-2023356105-A1 · Nov 9, 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-11807544-B2 · Nov 7, 2023 · US
Systems, apparatus and methods for separating actinium, radium, and thorium
US-11798700-B2 · Oct 24, 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
Multi-dimensional ligand-assisted chromatography method for the purification of complex ree and other metal ions form mixtures/minerals
US-2023062419-A1 · Mar 2, 2023 · US
Method for recovering scandium
US-11214849-B2 · Jan 4, 2022 · US
Methods and systems for separation of thorium from uranium and their decay products
US-2021354993-A1 · Nov 18, 2021 · US
Method for recovering scandium
US-2021284547-A1 · Sep 16, 2021 · US
Method for producing scandium compound, and scandium compound
US-2021284546-A1 · Sep 16, 2021 · US
Method for recovering scandium
US-2021254193-A1 · Aug 19, 2021 · US
Composite Extractant-Enhanced Polymer Resin, Method of Making the Same, and Its Usage for Extraction of Valuable Metal(s)
US-2021187492-A1 · Jun 24, 2021 · US
Method for producing high-purity scandium oxide
US-10968112-B2 · Apr 6, 2021 · US
Composite extractant-enhanced polymer resin, method of making the same, and its usage for extraction of valuable metal(s)
US-10933410-B2 · Mar 2, 2021 · US
Method for producing high-purity scandium oxide
US-2021032119-A1 · Feb 4, 2021 · US
Method for recovering scandium
US-10570480-B2 · Feb 25, 2020 · US
Composite Extractant-Enhanced Polymer Resin, Method of Making the Same, and Its Usage for Extraction of Valuable Metal(s)
US-2019054457-A1 · Feb 21, 2019 · US
Method for recovering high-purity scandium
US-10081851-B2 · Sep 25, 2018 · US
System and method for recycling rare earth and ammonia nitrogen from rare earth wastewater
US-10046979-B2 · Aug 14, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01F17/13?
- CPC C01F17/13 is the Cooperative Patent Classification code for “by using ion exchange resins, e.g. chelate resins.”
- How many patents are filed under CPC C01F17/13 (by using ion exchange resins, e.g. chelate resins)?
- Our database includes 28 publications tagged with this CPC code.
- Is patent activity under CPC C01F17/13 growing?
- Publication counts under this code: 1 in 2022 vs 7 in 2023 (latest complete years).