| 摘要 |
Material for repairing dykes comprises sand or powdered stone which has been treated, preferably with 1 -2 wt% calcium stearate or with tall oil, to make it hydrophobic. Independent claims are included for: (a) a repair system for dykes comprising containers filled with the material; (b) a dyke whose core is made from the material or using the system; and (c) a method for making the material by mixing sand or powdered stone with an agent to make it hydrophobic. |
