Composite mineralizers/fluxes for the production of alite/calcium sulfoaluminate clinkers
US-12503393-B2 · Dec 23, 2025 · US
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Acids or salts thereof
Acids or salts thereof · 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 | C04B7/425 |
| Official title | {Acids or salts thereof} |
| Display label | Acids or salts thereof |
| Total patents | 11 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 1 |
| 2018 | 3 |
| 2021 | 1 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Pre- and post-treatment methods for producing carbon-negative supplementary cementitious materials by direct air capture and sequestration of carbon dioxide
US-2025042812-A1 · Feb 6, 2025 · US
Composite mineralizers/fluxes for the production of alite/calcium sulfoaluminate clinkers
US-2024409464-A1 · Dec 12, 2024 · US
Method of preparing alkali-activated cement by stepwise calcination with sodium chloride
US-2024327282-A1 · Oct 3, 2024 · US
Process for modifying steel slag through acidification and carbonization coupling
US-11572307-B1 · Feb 7, 2023 · US
Composite mineralizers/fluxes for the production of alite/calcium sulfoaluminate clinkers
US-2021238090-A1 · Aug 5, 2021 · US
Building materials from an aqueous solution
US-2018072626-A1 · Mar 15, 2018 · US
Cement clinker production system
US-9868666-B2 · Jan 16, 2018 · US
Building materials from an aqueous solution
US-9862643-B2 · Jan 9, 2018 · US
Building materials from an aqueous solution
US-2017341982-A1 · Nov 30, 2017 · US
Cement clinker production system
US-2015246849-A1 · Sep 3, 2015 · US