Longwall mining technology has made significant progress in the last 50 years of German hard coal mining. At the same time, the geological conditions in multi-seam mining where all but favorable, hard coal was mined in the world’s greatest depths in the Ruhr area. At the same time, coal seams had different heights and varying inclinations. Furthermore, they were often ...
Read More »Fachartikel 2019
Ruhr Area – Strata Control under Challenging Conditions
Main achievements in strata control at German hard coal mines of RAG Aktiengesellschaft, Essen/Germany, are described in this report. Exemplarily it is figured out for the Ruhr area – one of the great hard coal deposits in Europe. After a short review on geological orogenesis the challenges of the deposit will be explained regarding matters of strata control in roadways. ...
Read More »Developments in Mine Logistics at RAG
The history of mine logistics at RAG, Essen/Germany, since the company was founded some 50 years ago traces the developments that took place at a wide spread of collieries where multi-seam working was practised on different levels and at different depths. As the overall evolution of this technology is extremely complex it would not be possible here to describe these ...
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