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History of Mine Safety and Health Legislation

The Federal Coal Mine Safety Act of 1952 provided for annual inspections in certain underground coal mines and gave the Bureau limited enforcement authority

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Brief History of Mining amp Advancement General Kinematics

Bituminous coal overtook anthracite in the mid1800s In the 1960s smaller coal companies merged into larger more diversified firms In 2008 competition in the coal mining industry became more intense than ever leading to a demand for better technology and new mines History of Mining Technology In the beginning miners used primitive

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Mining Wikipedia

Mining is the extraction of valuable minerals or other geological materials from the Earth usually from an ore body lode vein seam reef or placer deposit These deposits form a mineralized package that is of economic interest to the miner Ores recovered by mining include metals coal oil shale gemstones limestone chalk dimension stone rock salt potash gravel and clay

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