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A method for securing working mining block stability in Estonian oil shale mines. Proceedings of the Estonian Academy of Sciences. Engineering, 11, 59 - 68. Pastarus, J.-R.; Sabanov, S. 2005b. Concept of risk assessment for Estonian oil shale mines. 5th International Conference "Environment. Technology.
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Risk assessment of feasibility of roadheaders in Estonian undergound mining. Technological and environmental aspects of assessment of a combination of different mining methods used in Estonian oil shale industry.
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May 31, 2008 · RISK ASSESSMENT OF FEASIBILITY OF ROADHEADERS IN ESTONIAN ... Risk Assessment of Feasibility of Roadheaders in Estonian Undergound Mining 155 (a) (b) Fig. 1.a) Roadheader; B) Continuous miner.
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