Method for fluorine separation and recovery from phosphate rock enhanced with microbubble coupled silicon additive
US-2026048997-A1 · Feb 19, 2026 · US
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Tetrafluoride
Tetrafluoride · 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 | C01B33/10705 |
| Official title | {Tetrafluoride} |
| Display label | Tetrafluoride |
| Total patents | 7 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be growing based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2022 | 1 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fluorinated gas abatement and fluoride sequestration using silicon
US-2025345747-A1 · Nov 13, 2025 · US
Salt hydrate compositions for thermal energy storage systems
US-2025066658-A1 · Feb 27, 2025 · US
Salt hydrate compositions for thermal energy storage systems
US-2022259479-A1 · Aug 18, 2022 · US
Methods for producing aluminum trifluoride
US-9527752-B2 · Dec 27, 2016 · US
High temperature decomposition of complex precursor salts in a molten salt
US-9101896-B2 · Aug 11, 2015 · US
Process for preparing hydridosilanes
US-9011812-B2 · Apr 21, 2015 · US