| 摘要 |
FIELD: mining engineering. ^ SUBSTANCE: dust-making subsoil is to be dislodged and treated with scarifier and then mixed with polymers being in the form of powdered polymers redispersing in water. The preferred version the redispersing powdered polymer, correspondingly modified for reemulsification redispersing powdered polymer or modified for reemulsification water dispersion of polymer is combined with water solidified agents, preferably cement and/or gypsum. ^ EFFECT: elimination of complete renewal of treated surface in short periods of time. ^ 12 cl, 1 tbl, 6 ex |
