Patent ID: 8851320
Filing Date: 2014-10-07
Classification: B63B,B65D,F17C

Abstract:
1. A natural gas storage containment tank for use in containing a large volume of high pressure compressed natural gas (CNG) or a large volume of liquid natural gas (LNG), the natural gas storage tank comprising: four rigid substantially vertical hollow tubular walls positioned approximately 90degrees apart, the vertical walls each having a first and a second end, the vertical walls each having a longitudinal axis and a closed cross-section peripheral wall perpendicular to the respective longitudinal axis between the vertical wall first and the second ends; eight rigid substantially horizontal hollow tubular walls each having a longitudinal axis and a closed cross-section peripheral wall perpendicular to the respective longitudinal axis, the horizontal tubular walls in interconnecting and fluid communication with the respective vertical tubular walls defining an interior fluid chamber forming a six-sided cubic-shaped tank configuration; wherein each of the horizontal and vertical tubular walls comprises a cylinder portion having a substantially circular cross-section and extend parallel along the longitudinal axis; and a closure panel connecting to the peripheral wall of the respective horizontal and vertical tubular walls for each of the six sides of the cubic tank defining a fluid central storage chamber for containing fluids.