Use of finely ground sedimentary gray wacke stone, limestone and/or metamorphous gneiss mica slate for treating the ground

摘要

Use of finely ground sedimentary gray wacke stone, limestone and/or metamorphous gneiss mica slate for treating the ground, in which the stone is embedded in the soil layer to be treated or in cavities. Preferred Features: Silicate-containing materials are added to the stone.