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.
2025
1970
1895
2020
1940
2014
2021
1999
2000
1980
2024
1977
1968
1966
1956
2004
1997