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Julius Gresly
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Curing Cements, Concrete, And Artificial Stone
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Abstract
19,016. Gresly, J. Jan. 28, [date applied for under Patents Act, A.D. 1901]. Cements.-Hydraulic cement is made by burning, at a temperature below the sintering temperature, a mixture of calcium carbonate or lime and aluminium silicate, such as kaolin or other clays, puzzuolana, or slags, the number of lime molecules in the mixture being greater than the sum of the number of silica and alumina molecules, but not greater than twice that sum. Gypsum, sodium sulphate, or other sulphate may be added to the mixture before burning.
GB190319016D1903-01-281903-09-03Manufacture of Hydraulic Cements.
ExpiredGB190319016A
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