Patent ID: 9435321
Filing Date: 2016-09-06
CPC Classification: C04B,F03D,F05B,Y02E,Y02W

Claim Text:
1. A seawater resistant grout material composition, comprising: 2˜10 wt % of high strength admixture; 25˜35 wt % of type I Portland cement; 30˜45 wt % of silica sand having a particle size of 30˜60 mesh; 5˜15 wt % of silica sand having a particle size of 61˜100 mesh; and 5˜10 wt % of silica sand having a particle size of 101˜200 mesh, wherein the high strength admixture is obtained by mixing and pulverizing 45˜99 wt % of slag and 1˜55 wt % of anhydrite.