WO 2024/081129 A1

Precipitated calcium carbonate (pcc) as feedstock in hydraulic cement production, and hydraulic cements produced therefrom

(22) 03.10.2023

(43) 18.04.2024

(57) Methods of making a hydraulic cement are provided. Aspects of the methods include employing precipitated calcium 71. carbonate (PCC), such as a CO2 sequestering PCC, as a feedstock for lime (Ca0) production. Also provided are hydraulic cements c= and concretes produced by methods of embodiments of the invention, as well as products produced therefrom. In addition, systems for C\11 practicing methods of embodiments of the invention are provided,

(71) Travertine Technologies, Inc., Boulder, Colorado 80301 (US)

(84) ARIPO (BW, CV, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SC, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FT, FR, GB, GR, HR, HU, TE, IS, IT, LT, LU. LV, MC, ME, MK, MT, NL, NO, PL, PT, RO, RS, SE)


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