Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Description of primary bituminous clay shales and migratory traces of bitumen of Ruhr district; based on results of observations, prospects for practical exploitation of possible petroleum deposits are not promising. (See also - n 1 Jan 1 1939 p 1-3, n 2 Jan 15 1939 p 11-3, n 3 Feb 1 1939 p 21-4, n 4 Feb 15 1939 p 31-4)
Description of primary bituminous clay shales and migratory traces of bitumen of Ruhr district; based on results of observations, prospects for practical exploitation of possible petroleum deposits are not promising. (See also - n 1 Jan 1 1939 p 1-3, n 2 Jan 15 1939 p 11-3, n 3 Feb 1 1939 p 21-4, n 4 Feb 15 1939 p 31-4)
Bituminous deposits in Rhenish Westphalian carboniferous
Ueber Bitumina im Rheinisch-Westfaelischen Karbon
Fiege, K. (Autor:in)
Kali ; 33
1939
4 pages
Bibliography
Aufsatz (Zeitschrift)
Deutsch
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