2019 | OriginalPaper | Chapter
Processing of unsaleable pre-screen material by dry washing
Authors : Mario Schmidt, Hannes Spieth, Christian Haubach, Christian Kühne
Published in: 100 Pioneers in Efficient Resource Management
Publisher: Springer Berlin Heidelberg
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The company Eduard Merkle has been operating the Michelreibershalde quarry since 1925. Since then, half of the deposit found there has already been mined. With current production, the deposit will last only 40 to 50 years more. To improve usage management, Eduard Merkle therefore initiated a process of change.