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Hittade 1 avhandling innehållade ordet sprängämne.
1. Fragmentation and waste rock compaction in small-scale confined blasting
Sammanfattning : Sub-level caving (SLC) is an important mass mining method, used at LKAB e.g. The caved rock or debris at the SLC interface reduces the fragmentation and the swelling of the blasted ring and it dissipates the explosive energy. These phenomena may immobilize the blasted ring, causing ore losses. LÄS MER
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