DRAINAGE DEVICE Russian patent published in 1995 - IPC

Abstract RU 2039859 C1

FIELD: land reclamation. SUBSTANCE: device has flexible hollow toruses connected to each other and provided with slot on inner surface over entire perimeter. Sides of adjacent toruses are connected to form a clearance. Water-passing members are made in form of natural ground filter. Toruses are made of waste automotive tyres. EFFECT: enlarged operating capabilities. 2 cl, 1 tbl, 5 dwg

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RU 2 039 859 C1

Authors

Tuknov D.S.

Dates

1995-07-20—Published

1991-05-31—Filed