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.
2023
1964
1955
2016
1940
2009
2019
2025
2024
1980
2021
2007
2017
2014
1949
1975
1961
2018
1989