Method of rendering soils impervious

Details Method of rendering soils impervious Method of rendering soils impervious

1986-07-30

1988-08-09

Corbin, David H.

Hydraulic and earth engineering

Earth treatment or control

Chemical

106 98, 106120, 405266, E02D 312

Patent

active

047624434

ABSTRACT:
The invention relates to a method of rendering a soil or another material like a mortar, a binder, or a concrete impervious by injecting it with a silica solution. A finely ground powdered compound containing calcium with a solubility in water of between approximately 0.01 g/l and approximately 2 g/l is mixed into the silica solution, which has a ratio of SiO.sub.2 to Na.sub.2 O of between 1 and 1.3, before injection.

REFERENCES:
patent: 4329090 (1982-05-01), Teague et al.
patent: 4521136 (1985-06-01), Murphey

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