| 摘要 |
PURPOSE:To enable reutilization of waste earth through improvement of the quality thereof, by a method wherein the earth, produced through selection of the waste earth by means of a selecting device, is added with a specified amount of crushed stones lime to mix them together. CONSTITUTION:Only earth (weight reference 60-80%), produced through selection of waste earth by means of a selector, is charged in a mixer, and further, crushed stones (weight reference 20-40%) and lime (weight reference 2-5%) are mixed therein to regenerate it into earth of such a high quality as 20-30% or more C.B.R. This permits reutilization of waste earth, resulting in the possibility to eliminate waste and sharply save a cost. |
