System and method for preparing sulphoaluminate cement from solar energy stored heat dried sludge
US-12583790-B2 · Mar 24, 2026 · US
electric · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C04B7/46 |
| Official title | electric |
| Display label | electric |
| Total patents | 11 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be growing based on the most recent years.
| Year | Patents |
|---|---|
| 2019 | 1 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 5 |
| 2026 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12583790-B2 · Mar 24, 2026 · US
US-2026015286-A1 · Jan 15, 2026 · US
US-12116322-B2 · Oct 15, 2024 · US
US-2024246857-A1 · Jul 25, 2024 · US
US-2024059607-A1 · Feb 22, 2024 · US
US-2024018039-A1 · Jan 18, 2024 · US
US-2024002288-A1 · Jan 4, 2024 · US
US-11746049-B2 · Sep 5, 2023 · US
US-2022204401-A1 · Jun 30, 2022 · US
US-11247940-B2 · Feb 15, 2022 · US
US-2019177220-A1 · Jun 13, 2019 · US