Patent ID: 6874651

Claim:
A tank for a fluid product, having a bottom and a resistant side wall composed of juxtaposed prefabricated panels and covered, on an internal face, by a sealing sheets, wherein each prefabricated panel comprises a wall element having a sufficient thickness to sustain the pressure of the fluid, with two lateral sides, an upper side and a lower side and covered, on an internal face, with a continuous sealing sheet extended by three sections covering respectively the lateral sides and the lower side of the wall element and each extending over a length greater than the thickness of the element in order to extend outside the wall by a overlapping section, in that said panels are applied against one another by their lateral sides and rest, by their lower side on a slab forming the bottom of the tank and covered with a sealing sheet having a peripheral overlapping section extending outside the wall placed on the slab, and in that the adjacent overlapping sections of the sealing sheets covering the set of panels and the bottom are connected together in order to delineate a scaled tank, the lateral overlapping sections of the sealing sheet of each panel being connected in a sealed fashion with the lateral overlapping sections of the adjacent panels and the lower overlapping section being connected with the peripheral section of the sealing sheet covering the bottom of the tank.