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.
2006
2025
2005
1974
2016
1992
2003
2021
2019
2020
1980
2008
2007
1973
2011
1970
1995
1950