Largo Resources Launches Largo Clean Energy; Creating a Leading, Vertically Integrated and Sustainable Renewable Energy Storage Provider TORONTO, Dec. 9, 2020 /PRNewswire-AsiaNet/ -- -- Launch of Largo Clean Energy creates an industry-leading, vertically integrated vanadium redox flow battery ("VRFB") business to provide clean energy storage systems to the fast-growing, long-duration renewable energy storage market -- Acquisition of 12 patent families previously owned by VionX Energy Corp.