Sumitomo Corp -

Rio Tinto, Sumitomo building A$111 million hydrogen demonstrator for alumina refining

Rio Tinto's announcement of the demonstrator comes the success of a A$1.2 million feasibility study. Image: Rio TInto

Mining behemoth Rio Tinto and Japan's Sumitomo Corporation have announced a A$111 million demonstration project to lower carbon emissions from alumina refining. The companies will ...