A TEXT-BOOK OF COAL-MINING
Advanced Experience and Direction of Mining of Thin Coal Seams in Ukraine 1 A Concept of Shearer Designed for Coal Mine’s Low Longwall Conditions 9 The Scientific Doctrine of Manless Mining of Thin Coal Seams 15 Problems with Mechanization of Narrow-Vein Mining Operations – Canadian Case 25 Measurements of Roof Support Load in Headings: In Situ Research 37 Research of Rock Stresses and Deformations Around Mining Workings 47 Yielding Bolts Research Results 57 Engineering Method for Predicting Footwall Heave in Mine Workings 67 Face Advance Ensuring Economic Viability for Thin Seam Mining 75 Thin Coal Seams, Their Role in the Reserve Base of Poland 81 Parameters of Injection Fill Above an Underground Gas Generator 89 Utilizing Thermal Power Potential of Coal by Underground Burning (Gasification) of Thin Coal Layers 97 Legal Aspects of CO2 Sequestration in Geological Formations 103 Developing High-Strength Joints for Conveyor Belts 113