US 2022/0298067 A1

Use of animal by-products for cement production

(22) 16.03.2022

(43) 22.09.2022

(57) A raw meal and clinker are provided based on animal by-products, such as bone ash. The resulting cement contains clinker phases such as: tricalcium phosphate (TCP), calcium sulfoaluminate (CSA), calcium aluminate phases (CA, CA2, CA6, C12A7, among others), hydroxyapatite (HA), and minor phases (anhydrite, lime, among others).

(71) University of Kentucky Research Foundation, Lexington, KY (US)

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