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Mining | Define Mining at Dictionary

Mining definition, the act, process, or industry of extracting ores, coal, etc, from min See more...

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CHAPTER 11 Mining Technology - Princeton University

CHAPTER 11 Mining Technology The Federal Coal Leasing Amendments Act of 1976 charged OTA to assess the feasibility of the use of deep-mining technology on leased areas With the passage of the Sur-face Mining Control and Reclamation Act of 1977 congressional interest in the study of deep underground mining technology shifted...

Coal mining definition and meaning | Collins English ,

the act, process, or industry of extracting coal from the earth Nuclear energy has a better safety record than coal mining's appalling history Collins English Dictionary ...

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Glossary of Mining Terminology - Glace Bay

Glossary of Mining Terminology After Damp - Gasses resulting from underground combustion, normally carbon monoxide This is a loose term implying any fatal gas in a mine after an explosion or fire , Collier - An underground workman in a coal mine - a coal transporting ship Colliery - A coal mine inclusive of surface, plant and underground ....

Glossary of Mining Terminology - Glace Bay

Glossary of Mining Terminology After Damp - Gasses resulting from underground combustion, normally carbon monoxide This is a loose term implying any fatal gas in a mine after an explosion or fire Air Shaft - A vertical opening into a mine for the passage of air Airway - Any passage in a mine along which an air current mov Some passages are...

Coal mine | Define Coal mine at Dictionary

Coal mine definition, a mine or pit from which coal is obtained See more...

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Coal mine | Define Coal mine at Dictionary

Coal mine definition, a mine or pit from which coal is obtained See more...

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Glossary of Mining Terms - rocksandminerals

Abutment — In coal mining, (1) the weight of the rocks above a narrow roadway is transferred to the solid coal along the sides, which act as abutments of the arch of strata spanning the roadway; and (2) the weight of the rocks over a longwall face is transferred to the front abutment, that is, the solid coal ahead of the face and the back abutment, that is, the settled packs behind the face...

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PART II DEFINITIONS C COAL MINE

PART II DEFINITIONS C COAL MINE The definition of a coal mine is important in that an individual is considered a miner only to the extent that work is performed in or around a coal mine or coal preparation facility See Part II A of the Desk Book For purposes of the Act, a coal mine is broadly defined as an area of land and all structures ....

Coal mining - Wikipedia

Coal mining is the process of extracting coal from the ground Coal is valued for its energy content, and, since the 1880s, has been widely used to generate electricity Steel and cement industries use coal as a fuel for extraction of iron from iron ore and for cement production In the United Kingdom and South Africa, a coal mine and its structures are a colliery, a coal mine a pit, and the ....

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Coal mine | Define Coal mine at Dictionary

Coal mine definition, a mine or pit from which coal is obtained See more...

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Glossary of coal mining terminology - Wikipedia

This is a partial glossary of coal mining terminology commonly used in the coalfields of the United Kingdom Some words were in use throughout the coalfields, some are historic and some are local to the different British coalfields...

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