A METHOD FOR PRODUCING THE ADDITIVE TO CEMENT

A method for producing the additive to cement comprises mixing the raw material containing alumina with sulphatizing component, granulation and thermal treatment. Acid salts of ferric sulfates are used as sulphatizing component, and the mixture is kept preliminarily before granulation for 1-5 days w...

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Hauptverfasser: SYDORENKO VALENTYN DMYTROVYCH, VAKAL SERHII VASYLIOVYCH, ZARECHENYI VOLODYMYR HRYHOROVYCH, PROKHORENKO VOLODYMYR TROKHYMOVYCH, VOROBIIOVA INNA PAVLIVNA
Format: Patent
Sprache:eng
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Zusammenfassung:A method for producing the additive to cement comprises mixing the raw material containing alumina with sulphatizing component, granulation and thermal treatment. Acid salts of ferric sulfates are used as sulphatizing component, and the mixture is kept preliminarily before granulation for 1-5 days while periodically mixing thereof. Granulation of the formed mixture is performed with a subsequent thermal treatment of product.