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US 2026/0109643 A1Published application
Precipitated Calcium Carbonate (PCC) as Feedstock in Hydraulic Cement Production, and Hydraulic Cements Produced Therefrom
AssigneeTravertine Technologies, Inc.
InventorLaura N. Lammers
Life of this patent
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Abstract
Methods of making a hydraulic cement are provided. Aspects of the methods include employing precipitated calcium carbonate (PCC), such as a CO2 sequestering PCC, as a feedstock for lime (CaO) production. Also provided are hydraulic cements and concretes produced by methods of embodiments of the invention, as well as products produced therefrom. In addition, systems for practicing methods of embodiments of the invention are provided.
Claims15
A method of making a hydraulic cement, the method comprising employing precipitated calcium carbonate (PCC) as a feedstock for lime (CaO) production.
A system comprising:
- a carbonate precipitation reactor configured to produce precipitated calcium carbonate (PCC);
- and
- a calciner in a precipitate-receiving relationship with the carbonate precipitation reactor.
Dependencies are inferred from the claim text.