Generation of oxygen from activated aluminum and inorganic acids
US-2025296839-A1 · Sep 25, 2025 · US
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Nitrates, with or without other cations besides aluminium
Nitrates, with or without other cations besides aluminium · 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 | C01F7/66 |
| Official title | Nitrates, with or without other cations besides aluminium |
| Display label | Nitrates, with or without other cations besides aluminium |
| Total patents | 8 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2018 | 1 |
| 2020 | 2 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Universal preparation method for in-situ growth of layered double hydroxide (ldh) layer on substrate surface
US-2024083763-A1 · Mar 14, 2024 · US
Method for producing coagulant aluminium salts
US-2023416104-A1 · Dec 28, 2023 · US
Facile Synthesis of Aluminum Salts Using Activated Aluminum Precursor
US-2023212106-A1 · Jul 6, 2023 · US
System and method for desulfurization and denitrification integrated treatment and recycling of flue gas by using red mud
US-10843131-B2 · Nov 24, 2020 · US
System and method for desulfurization and denitrification integrated treatment and recycling of flue gas by using red mud
US-2020179872-A1 · Jun 11, 2020 · US
Process for preparing small size layered double hydroxide particles
US-2018170764-A1 · Jun 21, 2018 · US
Anion-conducting material and method for manufacturing same
US-2016159659-A1 · Jun 9, 2016 · US