Patent ID: 8616396
Filing Date: 2013-12-31
Classification: B01D,C02F,Y10T

Abstract:
1. A cylindrical plastic tank apparatus comprising: a first tank section and a second tank section of the plastic tank; a first face of a tank wall at an end of the first tank section and an opposing second face of a tank wall at an end of the second tank section; a welded diffuser plate having substantially a same diameter as the cylindrical plastic tank sections and a weld guide disposed about a circumference of the diffuser plate and comprising first and second weld grooves; a first weld joint between the first weld groove of the diffuser plate and the first tank section; a second weld joint between the second weld groove of the diffuser plate and the second tank section; and wherein the first face of the tank wall and the opposing second face of the tank wall are separated by the welded diffuser plate which is disposed therebetween and comprises a separate section therefrom while forming a hermetic seal with an exterior wall of the combined tank sections, and further wherein the welded diffuser plate seals the plastic tank sections together and contains the diffuser plate inside the welded plastic tank.