Dual purpose unrefined/refined petroleum intermodal tank container

摘要

A dual-purpose tank container is provided, designed for transporting unrefined or refined petroleum, together with a transportation process optimized to utilize available weight limits of transportation means and eliminate unproductive deadheading. The tank container includes inner tank and outer insulation shell, the inner tank being equipped with one or two diaphragms so that a fluid, for example crude oil or gasoline, can fully occupy inner space without risk of contamination from a residual fluid.