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Report on replacement of wooden by steel props; description of timbering system employed and unfavorable experiences which led to change; experiences with steel supports were not quite satisfactory at beginning due to deformation; improvements were later made in design and handling of steel supports.
Report on replacement of wooden by steel props; description of timbering system employed and unfavorable experiences which led to change; experiences with steel supports were not quite satisfactory at beginning due to deformation; improvements were later made in design and handling of steel supports.
Steel props in mines at Fohnsdorf, Austria
Strebausbau mit Stahlstempeln in Fohnsdorf
Sovinz, A. (author)
1947
10 pages
Article (Journal)
German
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