Surface carbon mineralization process using petroleum refinery solid waste material
US-2025262595-A1 · Aug 21, 2025 · US
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containing carbonate ions, e.g. dawsonite
containing carbonate ions, e.g. dawsonite · 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 | C01F7/782 |
| Official title | containing carbonate ions, e.g. dawsonite |
| Display label | containing carbonate ions, e.g. dawsonite |
| Total patents | 12 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2018 | 4 |
| 2019 | 1 |
| 2020 | 4 |
| 2023 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
SiO2-layered double hydroxide microspheres and methods of making them
US-11643331-B2 · May 9, 2023 · US
Method for preparing an adsorbent material comprising a step of basic mixing, and method for extracting lithium from saline solutions using said material
US-10850254-B2 · Dec 1, 2020 · US
Sio2-layered double hydroxide microspheres and methods of making them
US-2020338533-A1 · Oct 29, 2020 · US
Process for preparing an adsorbing material comprising a precipitating step of boehmite according to specific conditions and process for extracting lithium from saline solutions using this material
US-10786802-B2 · Sep 29, 2020 · US
SiO2-layered double hydroxide microspheres and methods of making them
US-10773246-B2 · Sep 15, 2020 · US
Layered double hydroxides
US-2019152794-A1 · May 23, 2019 · US
Process for preparing an adsorbing material comprising a precipitating step of boehmite according to specific conditions and process for extracting lithium from saline solutions using this material
US-2018353932-A1 · Dec 13, 2018 · US
Method for preparing an adsorbent material comprising a step of basic mixing, and method for extracting lithium from saline solutions using said material
US-2018345244-A1 · Dec 6, 2018 · US
Sio2-layered double hydroxide microspheres and methods of making them
US-2018264444-A1 · Sep 20, 2018 · US
High surface area layered double hydroxides
US-10040695-B2 · Aug 7, 2018 · US
High surface area layered double hydroxides
US-2017107116-A1 · Apr 20, 2017 · US