Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Petroleo Brasileiro SafiledCriticalPetroleo Brasileiro Sa
Priority to MX9705249ApriorityCriticalpatent/MX9705249A/en
Publication of MXPA97005249ApublicationCriticalpatent/MXPA97005249A/en
Publication of MX9705249ApublicationCriticalpatent/MX9705249A/en
The present invention refers to an improvement in liquid products storing tanks, specially those of large capacity, comprising a bottom or depression (5, 15) the center of which (6, 16) is at a lower level compared with edges level. Draining channels (7, 17) composed by a ramp (8, 18) with side sheets or plates (10, 22) conduce undesirable materials towards tank edge from where they can be removed outwards tank by bailing or draining tubes.