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mixtures of additives for concrete compositions, in particular, of concrete of hydraulic cement type pozzolanico and compositions of improved mechanical strength obtained with such mixtures
mixtures of additives for concrete compositions, in particular, of concrete of hydraulic cement type pozzolanico and compositions of improved mechanical strength obtained with such mixtures
An admixture for Portland cement compositions and particularly Portland cement concrete compositions which contain pozzolans such as fly ash and blast furnace slag is described which is a mixture containing at least three specified chemical ingredients. The admixture improves the strength and other properties of the compositions.
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