STORAGE TANK Russian patent published in 2008 - IPC E03B11/02 

FIELD: construction.

SUBSTANCE: invention is attributed to the sphere of food storage, including potable water and concerns storage tanks of such products. Storage tank for liquid products including portable water incorporates vertical body designed for installation "into ground" and consisting of cylindrical section made of non-metallic material, the said cylindrical section being supported by stiffening members, and fastened to cylindrical section of cover with flanging, and flat outside bottom. Storage tank is made to be installed both above-ground and "into ground". Cylindrical section, cover and bottom of storage tank body are made as multilayer structure of reeled or molded, solid or containing filler layers of composite materials based on fiber reinforcement material and plastic binder. Cylindrical section is made of the saidreeled layers and cover and bottom the said of molded layers, stiffening members of cylindrical section are made as ribs, cylindrical section, cover and bottom are made of constant or variable cross-section. Ribs are located on cylindrical section, either inside and outside or only outside, with constant or variable pitch relative to each other, cylindrical section with ribs, cover with access door made therein and bottom flat or raised from inside with stiffening ribs made thereon each constituting integral unit.

EFFECT: improvement of operating reliability of storage tank due to improved durability, rigidity thereof as well as widening of operational capability..

21 cl, 3 dwg