| 摘要 |
The invention relates to mining and is intended for increase of efficiency of backfilling of soils and fractured rocks. A mortar solution includes powder of sodium bentonite clay as loam, and as binding agent it includes fine flue ash of cogeneration plants at following ratio, wt. %: bentonite sodium clay - 5-6, fine flue ash of cogeneration plants - 34-42, sodium silicate - 2-2,4, water - 49.6-59. |
