| 摘要 |
FIELD: earth recovery during drilling work performing. ^ SUBSTANCE: method involves waterproofing sump walls and bottom; filling thereof with used drilling mud; pumping-out liquid phase and filling thereof with peat and mineral ground. Liquid phase is previously accumulated in the sump and cleaned. Mineral ground, peat and used drilling mud are mixed one with another and supplied to bank slope or to road slope. Then grass is planted on slopes. Cleaned liquid phase is used for grass watering. ^ EFFECT: increased quality of earth sump reclamation. ^ 1 dwg |
