C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
261/45
C04B 7/00 (2006.01) C04B 7/52 (2006.01)
Patent
CA 1145365
23. ABSTRACT MD.31069 A hydraulic cement characterised by the particle size distribution of the hydraulic cement being multi-modal, preferably bimodal or trimodal, and in which preferably there are present two or more distinct bands or modes of particle sizes and in which the total weight of particles of intermediate size does not exceed 20% of the total weight of the particles in the bands or modes adjacent thereto, and a cement composition comprising the hydraulic cement and not greater than 25% of water by weight of the hydraulic cement.
354904
Birchall James D.
Howard Anthony J.
Kendall Kevin
Barlow Charles Brian
Imperial Chemical Industries Plc
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