Agglomeration and flocculation settlement of slime slurry;

Influence of cement fineness on volume stability of mortar;

Cement Fineness Characteriza tion in volves group parti cle size,spe cific surface area,average particle size and particles size distribution,etc.

The results show that this technique has the advantage of simple operation, high reliability and easy spread in application for measuring cement fineness.

Application of innovative superfine cement plugging technology in development of Henan oilfield;

Research on methods for measuring superfine cement fineness;

Application of superfine cement in curtain grouting for the foundation of Jinpen dam;

Study on water plugging by permeable micro-cement;