Dillinger, Saarstahl subsidiary to invest $16mln in hydrogen gas technology to reduce carbon reliance

Rogesa, a joint subsidiary of German steelmakers Dillinger and Saarstahl, will invest €14 million ($15.62 million) to make use of 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.

The 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...


Viral Shah

May 24, 2019

14:18 GMT