Abstract: An optimal prepolymerized inorganic coagulant, poly-alumino–iron sulphate (PAFS), was developed and examined for drinking water treatment. PAFS is a new type of prehydrolyzed metal–ion coagulant. An investigation of the ...

Abstract: Solid phases percolation and capillary pores depercolation in hydrating cement pastes show great influences on mechanical properties and durability. In this paper, two nondestructive apparatuses, ultrasonic wave measurement ...