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Author Archives: Redaktion

Lohberg central drainage facility feasibility study

The long-term optimisation of mine water drainage is a central issue regarding which RAG Aktiengesellschaft, Essen/Germany, is facing up to its responsibility in the period after active coal mining has ended. The Ruhr region’s mine water plan envisages that mine water will only be raised at six central drainage sites. From 2030 onwards, the Lohberg site in Dinslaken will be ...

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Working Group on Energy Balances publishes report on energy consumption in 2019

Energy consumption in Germany fell to 12,832 PJ or 437.8 Mtce in 2019, 2.1 % below the level of the previous year (Figure 1). As the Working Group on Energy Balances, Berlin/Germany, states in its 2019 Annual Report, this reduction in consumption was due to additional improvements in energy efficiency, energy mix shifts and a decline in energy consumption in industry ...

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Africa workshop for the network: “Do it better!”

After 400 participants – entrepreneurs from Germany and Africa – had achieved record attendance at the 6th German-African Economic Forum NRW on 18th February 2020 in Dortmund/Germany, which featured many interconnected issues, a specifically designed workshop was held on 4th March 2020 at EnergyAgency.NRW’s mining industry network, Düsseldorf, in Gelsenkirchen Science Park (Figure 1). This proved to be an excellent ...

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Company marks a new milestone with another shaft sinking record in Belarus

In 2018 Redpath Deilmann (formerly Deilmann-Haniel), Dortmund/Germany, commenced work on a contract from Slavkaliy IOOO to construct two surface shafts for the new Nezhinsky potash mine in the Republic of Belarus. The project remit is to sink two 8.0 m diameter freeze shafts to a depth of some 700 m, this to be a fully-mechanised operation based around shaft boring ...

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GHH “solid as a rock”

Three manufacturers are currently repositioning themselves, rebranding and building up the GHH Group, Gelsenkirchen/Germany: One of the largest suppliers of machines for mining, tunnelling and special civil engineering (Figure 1). This step is illustrated by a common logo consisting only of the letters GHH and a corresponding corporate design, which is gradually being introduced (Figure 2). The rebranding includes new ...

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Question of costs

Companies often choose trucks to transport limestone, coal, ores and other raw materials as efficiently as possible to the factory and from there to the port, sometimes over distances spanning several kilometres. Most of the time, the vehicles drive on public roads, which are not always well-paved. And as the route can go through hilly areas and nature reserves, across ...

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Largest mixer in the corporate history of BHS

After winning an international tender, BHS-Sonthofen GmbH, Sonthofen/Germany, was commissioned with constructing the largest mixer in the company’s history (Figure 1). An Indian zinc mine operator required a mixer with a very large filling capacity. The proven Combimix system with overflow was custom-built by BHS in this extraordinary size and shipped off to India. Ease of maintenance, implementation of all ...

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New MK-42 to beat them all

Best of its kind: GHH Fahrzeuge GmbH, Gelsenkirchen/Germany, developed the new MK-42 dump truck with this claim in mind. In fact, in some areas it is the first in its class. The German manufacturer of heavy machinery for civil engineering, tunnelling and mining is considered a rock in the industry. Its roots go back to 1758. The company separated from ...

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Sandvik continues setting the industry standard with AutoMine® for Trucks

Sandvik AutoMine® for Trucks is a first for autonomous ramp haulage applications in the underground mining industry, providing autonomous truck haulage not only in underground environments but now also on the surface. It turns Sandvik’s intelligent mining trucks into unmanned robots, robots that keep running (Figure 1). For years, mining operations across the world have benefitted from Sandvik’s intelligent AutoMine® systems ...

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Specialists for transfer points of conveyor systems

Anyone who, like Wilfried Dünnwald, looks back on many years of working as a miner in a managerial position knows the potential problems at transfer points of conveyor systems first-hand. It makes no difference in which industry the continuous conveyor technology transports bulk materials. It also makes no difference whether it works underground or open pit. Spillages or dust emissions ...

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