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US5232496A Process for producing improved building material and product thereof 失效
生产改良建筑材料及其制品的方法

Process for producing improved building material and product thereof
摘要:
The process for producing a paste of improved quality. In one aspect, the process comprises allowing hydraulic cement and water to mix sufficiently to reach early age equilibrium, exposing the mixing water and cementitious material to a carbon source selected from the group consisting of CO.sub.2, CO, carbonate salts and mixtures thereof, and then allowing the resulting mixture to again reach early age equilibrium.
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