发明名称 Reformation of soft soil and system therefor
摘要 A system and a method for draining soft soil A bordered with soil B are disclosed. The system includes an airtight sheet 10 which covers the soft soil A to assist in vacuuming the soft soil A. The system further includes water gathering pipes 13 and a water drain tank 16 to receive water from the water gathering pipes 13. The water gathering pipes 13 and the water drain tank 16 provide water passages and air passages separately so as to expedite the drainage operation.
申请公布号 US7198430(B2) 申请公布日期 2007.04.03
申请号 US20040451309 申请日期 2004.11.05
申请人 MARUYAMA KOUGYO KABUSHIKIKAISHA 发明人 NAKAKUMA KAZUYOSHI
分类号 E02D3/10;E02D3/00 主分类号 E02D3/10
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