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.
2021
2020
2018
2016
2022
1975
2017
2025
2010
1969
2019
1973
2013
1974
2014
2007
2024
1988