Presentation of the economic upswing in the GDR, emphasizing the discovery of the process for the production of high-temperature lignite coke and the commissioning of the Lauchhammer large-scale coking plant.
2020
2019
2003
2024
2007
1984
2017
2004
1980
1997
2021
1935
2014
1991
1999
1963
1983
2022