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US 4,213,280 AGranted
Modular unit for the construction of floating decks of liquid storage tanks
AssigneeNovaro Investments Limited
InventorEdmund B. Sandborn
Life of this patent
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Abstract
The disclosure herein describes a modular unit for use in the construction of floating decks used in horizontal or vertical liquid storage tanks; the unit consists of a core of cellular foam plastic and of an envelope sealingly encasing the core, the envelope consisting of a layer of electrically conductive flexible metal and of at least one layer of plastic.
Claims12
A modular unit for use in the building of a floating deck used for controlling liquid evaporation in a liquid storage tank, said unit comprising:
- a rigid cellular foam plastic core, and;
- an envelope sealingly encasing said core defining a barrier against liquid or vapor absorption in said core, said envelope comprising a layer of electrically conductive flexible metal and a layer of plastic material located directly between said metal and said core of foam plastic to provide an increased bond between said core and said metal.
Dependencies are inferred from the claim text.