Reformation of soft soil and system therefor

Hydraulic and earth engineering – Drainage or irrigation

Reexamination Certificate

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C405S258100

Reexamination Certificate

active

10451309

ABSTRACT:
A system and a method for draining soft soil A bordered with soil B are disclosed. The system includes an airtight sheet10which covers the soft soil A to assist in vacuuming the soft soil A. The system further includes water gathering pipes13and a water drain tank16to receive water from the water gathering pipes13.The water gathering pipes13and the water drain tank16provide water passages and air passages separately so as to expedite the drainage operation.

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patent: 2003160927 (2005-06-01), None

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