METHOD FOR RECOVERING MATERIAL IN WATER OR SOIL WITH HIGH WATER CONTENT AND ADSORPTIVE COMPOSITION USED IN AFOREMENTIONED METHOD

摘要

PROBLEM TO BE SOLVED: To recover a material from a large amt. of water or the soil with a high water content without need for special equipment. ;SOLUTION: An absorptive composition consisting of a large number of magnetic grains and enabled to absorbing a specified material is infiltrated into water or soil contg. the specified material to be recovered to absorb the material in the water or soil. Then the composition having absorbed the specified material is separated and recovered from the water or soil using a magnet.;COPYRIGHT: (C)2000,JPO