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.
2012
2024
2011
2015
1994
2020
2021
1945
1975
2010
1896
1966
2019
1939
1963
—
1967