Patent ID: 7100261
Filing Date: 2006-09-05
Classification: B21D,F17C,Y10S,Y10T

Abstract:
1. A method of constructing a fluid storage tank having a substantially rectangular-shaped, internal truss frame structure, said method comprising: (A) providing a plurality of plates, a plurality of stiffeners and stringers, a plurality of first truss frame elements, and a plurality of second truss frame elements; (B) forming plate covers from one or more of said plurality of plates; (C) joining a portion of said plurality of stiffeners and stringers to a first side of said plate covers; (D) joining a portion of said plurality of first truss frame elements to said first side of a plate cover, thereby forming a panel element comprising a side wall portion of an internal truss frame structure; (E) joining a portion of said plurality of second truss frame elements to said first side of a plate cover, thereby forming a panel element comprising an end wall portion of said internal truss frame structure; (F) repeating steps (B) through (E) to form a plurality of panel elements; (G) forming a plurality of tank modules from said plurality of panel elements; (H) assembling said plurality of tank modules along with a tank top and a tank bottom to form a fluid storage tank with two tank side walls, two tank end walls, and a substantially rectangular-shaped truss frame structure comprising: