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Mitsui Petrochemical Industries Ltd
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Mitsui Petrochemical Industries Ltd
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Application filed by Mitsui Petrochemical Industries LtdfiledCriticalMitsui Petrochemical Industries Ltd
Priority to JP15759578ApriorityCriticalpatent/JPS5585727A/en
Publication of JPS5585727ApublicationCriticalpatent/JPS5585727A/en
PURPOSE: To lower the water level down to the shallow ground water level specified in a possible short in order to utilize paddy field, etc. for multiple purposes.
CONSTITUTION: Under the paddy field are buried synthetic resin porous pipes 1 which are furnished with multiple small holes 2 for water flown in on the wall and multiple ribs 3 served as filters around. Water, contained in soil is collected and removed through this synthetic resin porous pipes 1.