Poland: JSW completes key investment in deepening the Pniowek mineshaft
In December, Jastrzebska Spolka Weglowa (JSW), the largest producer of coking coal in the European Union, completed one of the most important investments in the history of the Pniowek mine. The project to deepen shaft III from 856 to 1,053 meters and commission the new 1,000 horizon was completed, which was a key step in…
