Underground storage tank

Hydraulic and earth engineering – Fluid control – treatment – or containment – Fluid storage in earthen cavity

Patent

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Details

4051501, 405151, B65G 500

Patent

active

053302885

ABSTRACT:
Underground storage tank consisting of an internal metal structure (1), of a static external facing (2) and of a filler (4) such a hot blown bitumen located between the metal structure (1) and the static facing (2), the outer surface of the metal structure (1) presenting welded structural shapes (7) properly spaced and cross connected to increase the bond between the metal structure (1) and the filler (4).

REFERENCES:
patent: 1853224 (1932-04-01), Proctor
patent: 2080020 (1937-05-01), Wilkoff
patent: 4717285 (1988-01-01), Pulkkinen

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