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types of coal mining equipment malta

Plow systems extract segments of coal across the face of a coal seam during longwall mining procedures. they are used in lieu of a shearer on coal seam thickness less than 1.8 meters in height, and excavate coal in low and medium height coal seams. the plow consists of a static cutting head equipped with cutting picks or blades and is pulled by a heavy chain at speeds up to 300 feet per.

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