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.
1964
1896
1927
1975
2019
2011
1969
1946
1976
1978
1980
2013
2016
2022
1953
2024
2025