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.
1950
2014
1973
1975
2017
2021
1952
2005
2018
2001
1948
1976
1923
1964
2025
2009
1989
2012