SCHIUMOGEN ADDITIVE BASED ON ECOTOSYCOLOGICAL IMPACT FOR THE CONDITION OF THE TERRITORY IN THE PRESENCE OF MECHANIZED SCAVE

摘要

The present invention relates to the use of foaming additives in liquid, paste or powder form, to condition soil excavated with a tunnel boring machine. Said additives can be classified as readily biodegradable and are characterised by a lower ecotoxicological impact than commercial products.