Fachartikel
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Using Remote Sensing Data for Various Operational Tasks at the NRW Mining Authority
The NRW Mining Authority in Dortmund has been employing remote sensing data as part of its operating remit for quite a number of years. Orthophotographs and laser scanning data have been used by the NRW Geobasis services for basic survey purposes since the start of the millennium and after 2011…
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Progress in Marine Mineral Resource Research and Assessment – A German Perspective
In a world with a growing population the need to achieve climate policy goals as well as the UN sustainable development goals, primary mining for raw materials will continue in the coming decades. In the long term, recycling of metal stocks and a circular economy represent the most promising and…
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Detection and Differentiation of Sand Content in Hydraulic Transport using Acoustic Emission Technology
Deep-sea mining represents an opportunity for an alternative supply of high-tech raw materials. A concept for the extraction of polymetallic nodules from the seabed envisages the use of a harvester that extracts the nodules using a hydraulic principle. To design an effective and efficient mining process, the composition of the…
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The “Vertical Approach” – a Sustainable Solution for Deep-Sea Mining and Sampling
The discovery of Seafloor Massive Sulfides (SMS) occurred in the Galapagos Rift area in 1977. A few years later, the former German mining company PREUSSAG AG started with the exploration of these newly discovered mineral resources followed by a first harvesting campaign of 30 t of massive sulfides collected with…
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Exploration of Shaft Asse 5 and the Recovery Mine – Further Exploration of Salt Dome Asse Eastern of the Existing Mine
According to a comparison of options regarding mine closure of Asse II mine, issued during 2009/10 by the Federal Office for Radiation Protection as the former operator, the best option is to retrieve the radioactive waste stored underground between 1967 and 1978 firstly before mine closure. This additionally would achieve…
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Geothermal Energy in Mongolia
Mongolia is a country rich in resources that faces many challenges in order to meet the requirements that were set in the Paris Agreement. The supply of electricity and heat for the cities, which are growing due to rural depopulation, specifically the capital Ulaanbaatar, is largely based on coal combustion…
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Post-Mining Research on Reactivation and Transition
The Research Center of Post-Mining (FZN) at the TH Georg Agricola University (THGA) in Bochum/Germany has significantly expanded the range of its research programme since 2019/2020. Its scope has now been broadened by the new research division “Reactivation and Transition”. Research in this division focuses on land development and regional…
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Assessment of Remedial Options for Sustainable Operation of the Mirny Mine
The Mirny Mine is located in the northern Russia, where arctic conditions are present year-round. It is a large, open-pit and underground diamond mine with an open-pit depth of approximately 500 m below ground surface and a current depth of the underground mine workings of approximately 900 m below ground…
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Directory of Mine Rescue Works Updated by the German Committee for Mine Rescue Services
Since summer 2019, an ad hoc group of the German Committee for Mine Rescue (Deutscher Ausschuss fĂĽr Grubenrettungswesen – DA GRW) has been discussing several unanswered questions regarding the equipment of the mine rescue brigades currently active in Germany. The following questions were to be answered: Are there any supply…
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Optimization and Enhancement of Mine Rescue Services in Saxony
In recent years and decades, structural change has taken place in all German mining regions. In general, it can be said that the old-established, large-scale coal and ore mines have been closed down or have moved from an active extraction phase to rehabilitation mining, combined with a corresponding reduction in…
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