Rogesa, a joint subsidiary of German steelmakers Dillinger and Saarstahl, is to invest ?,?14 million ($15.62 million) to make use hydrogen-rich coke gas in its blast furnaces, to gradually reduce its reliance on coking coal, the company said on Friday May 24.
The company, which produces pig iron for its two owners, plans to "introduce a portion of the hydrogen-rich coke gas produced inside the integrated steel plant into the blast furnace.""This measure leads to hydrogen replacing carbon [ie, coke] as a reducing agent, thus achieving a significant reduction in carbon emissions," it said.Installation of the hydrogen-based technology at Rogesa's two blast furnaces was expected to be completed "as early as 2020." Hot metal production will be unaffected during the installation, a spokeswoman told Fastmarkets on...