Imports In 2018, Iran imported $6.55k in Uranium (depleted U235), thorium compounds, products, becoming the 0th largest importer of Uranium (depleted U235), thorium compounds, products in the world. At the same year, Uranium (depleted U235), thorium compounds, products was the 0th most imported product in Iran. Iran imports Uranium (depleted U235), thorium compounds, products primarily from: N/A.