Process for manufacturing rapid hardening portland cement clinker
    1.
    发明授权
    Process for manufacturing rapid hardening portland cement clinker 失效
    快速硬化硅酸盐水泥熟料的制造工艺

    公开(公告)号:US4028126A

    公开(公告)日:1977-06-07

    申请号:US431157

    申请日:1974-01-07

    IPC分类号: C04B7/02 C04B7/32 C04B7/54

    CPC分类号: C04B7/02 C04B7/326

    摘要: A process for manufacturing a rapid hardening portland cement clinker containing a calcium halo-aluminate having the formula; 11CaO.7Al.sub.2 O.sub.3.CaX.sub.2, in which X is a halogen, characterized by adding at least one sulfur compound selected from calcium sulfate, calcium sulfite and calcium sulfide to the mixed raw materials comprising mainly an aluminous material, a calcareous material, a silicious material, an iron source and a halogen source, and burning the obtained mixture in an oxidizing temperature.

    摘要翻译: 一种制备含有具有下式的卤代铝酸钙的快速硬化硅酸盐水泥熟料的方法: 11CaO.7Al2O3.CaX2,其中X是卤素,其特征在于向主要包含铝质材料,钙质材料,硅质材料的混合原料中加入至少一种选自硫酸钙,亚硫酸钙和硫化钙的硫化合物, 铁源和卤素源,并在氧化温度下燃烧得到的混合物。