Contamination diffusion preventing structure in contaminated area
AssigneeNippon Sheet Glass Co., Ltd.
InventorKoji Fujita
Life of this patent
Estimating the term…
Abstract
In order to effectively prevent diffusion of a harmful substance to a non-polluted soil side with a relatively simple and inexpensive construction without requiring a large-scale system, a pollution diffusion preventive wall member is installed underground for partitioning between a polluted soil side and a non-polluted soil side, the wall member being formed of wall forming material having water-permeability and containing a rare earth compound carried therein.
Claims9
A construction for preventing diffusion of pollution in a polluted land, the construction comprising a wall member for preventing pollution diffusion installed underground in a polluted land for partitioning between a polluted soil side and a non-polluted soil side in the land;
- wherein the wall member is formed of wall forming material having a water-permeability and containing a rare earth compound carried therein.
Dependencies are inferred from the claim text.