Sealing composition and its use

Hydraulic and earth engineering – Earth treatment or control – Chemical

Reexamination Certificate

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Details

C405S266000, C405S270000, C516S079000, C516S111000

Reexamination Certificate

active

06857824

ABSTRACT:
The present invention relates to a method for sealing rock or soil comprising inserting a sealing composition obtained by mixing a silica sol and at least one gelling agent, wherein the silica sol has an S-value higher than about 72%, a method for preparing the sealing composition and the composition obtained from the method.

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