METHOD OF REMOVING CALCIUM FROM LIMING DRAINAGE AND RECYCLED CALCIUM HYDROXIDE, CHLORINE ABSORBENT, RESIN ADDITIVE AND SOIL CONDITIONER USING BYPRODUCT THE METHOD

摘要

PROBLEM TO BE SOLVED: To provide a method of removing calcium from a liming drainage generated in a gelatin manufacturing process and a recycled calcium hydroxide, a chlorine absorbent, a resin additive and a soil conditioner using a byproduct the method.;SOLUTION: In the method of removing calcium from the liming drainage, exhaust gas containing carbon dioxide is passed through the liming drainage generated in the gelatin manufacturing process and calcium hydroxide is converted into calcium carbonate to be removed.;COPYRIGHT: (C)2002,JPO