| 简介 |
PROBLEM TO BE SOLVED : To provide a lead bullet collecting system and method for collecting lead bullets being pollution source from polluted soil where the lead bullets are scattered, without causing secondary pollution.
SOLUTION : This lead bullet collecting system is provided with a pre-pulverizing apparatus 110 receiving excavated earth and sand with the lead bullets scattered therein and pre-pulverizing them; a pulverizing apparatus 210 receiving the earth and sand pre-pulverized by the pre-pulverizing apparatus 110, drying them, and pulverizing the dried earth and sand; and a sorting apparatus 400 for dry-classifying the earth and sand pulverized by the pulverizing apparatus 210 and sorting the lead bullets from the pulverized earth and sand. |
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