PRODUCTION AND STORAGE OF CONSTITUENT MATERIALS FOR THE MANUFACTURE OF PORTLAND CEMENTS CONTAINING PFA(FLY ASH)

摘要

Constituent materials for use in the manufacture of Portland cements comprise selected pfa (fly ash) and selected gypsum, both obtained as by-products from thermal power stations, which are blended together in selected proportions and under controlled conditions, and the intimate mixture, either in dry powder or granular form, is stored as a bulk constituent ready for use in the manufacture of said cements.