Method for producing lead-212 from an aqueous solution comprising thorium-228 and daughters thereof
US12308133B2 · kind B2 · utility
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19Claims
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Key dates
| Filing date | Sep 17, 2019 |
| Grant date | May 20, 2025 |
| Priority date | — |
| Expiry date | Aug 30, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG21G2001/0094
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method for producing lead-212 of very high radiological purity from an aqueous solution comprising thorium-228 and daughters thereof. Manufacture of radiopharmaceuticals based on lead-212, which are useful in nuclear medicine and, in particular, in targeted alpha radiation therapy for the treatment of cancers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.