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.
2019
1997
1996
—
2017
2003
1922
2012
1958
2000
2002
2001
1967
1947
2008
2023
2010