Heavy metal adsorbing agent and method of using same

Liquid purification or separation – Processes – Including geographic feature

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Details

210751, 210912, 210913, 405128, C02F 128

Patent

active

047818417

ABSTRACT:
An agent for adsorbing and preventing leakage of heavy metals in the industrial waste, etc. includes coral sand of 60 mesh or less. The coral sand can be heated in the atmosphere of reduced pressure, vacuum or argon or nitrogen gas, or air dried in order to accelerate activation of coral sand.

REFERENCES:
patent: 3890225 (1975-06-01), Kajiyama
patent: 4255067 (1981-03-01), Wright
patent: 4543013 (1985-09-01), Wagner et al.

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