coal mining terms pdf

  • Glossary of Coal Mining Terms DOL

    of Coal Mining Terms Abandoned areas section, panels and other areas that are not ventilated and examined in the manner required for work places. Active workings any place in any mine where miners are normally required to work or travel.

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  • Glossary of Mining Terms

    Glossary of Mining Terms A 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

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  • Glossary of Mining Terminology Miners' Museum

    Bootleg Coal The mining and/or selling of coal from an area not owned by the miner or without the owner's permission. Bord A chamber excavated in coal, off a balance. In some coal fields, a bord is called a room. Bore Hole A hole of small diameter drilled or bored to explore the strata beneath,

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  • Glossary of Mining Terms

    4 99 Glossary of Mining Terms RPMGlobal 99 Glossary of Mining Terms RPMGlobal 5 Angle of Draw in coal mine subsidence, this angle is assumed to bisect the angle between the vertical and the angle of repose of the material and is 20° for flat seams. For dipping seams, the angle of break increases, being 35.8° from the vertical for a 40° dip.

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  • A Glossary of Terms Used in Coal Mining : William Stukeley

    5/12/2008· A Glossary of Terms Used in Coal Mining Item Preview > remove-circle Share or Embed This Item coal, underground, seam, pit, shaft, PDF download. download 1 file . SINGLE PAGE PROCESSED TIFF ZIP download. download 1 file

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  • (PDF) COAL MINING METHODS ResearchGate

    2/14/2016· The mining method selected for exploitation is determined mainly by the characteristics of the coal deposit and the limits imposed by safety, technology, environmental concerns, and economics.

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  • Glossary-of-mining-terms.docx Abutment In coal

    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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  • (PDF) 060_MNS1_Coal Deposits and Coal Mining in

    Regarding coal, some descriptions show that Myanmar coal reserves amount over 500 million tons. Coal occurrence is said to scatter around the country but there is no potential for large scale development. Coal mining industry is running for some small-scale enterprises and cement production.

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  • (PDF) Impact of Coal Mining on Environment

    12/21/2020· Coal mining adversely affects the eco-system as a whole. On the unstable earth, the un-resting mankind constantly uses a variety of resources for daily lives.

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  • A Glossary of Terms Used in Coal Mining : William

    A Glossary of Terms Used in Coal Mining Item Preview > remove-circle Share or Embed This Item coal, underground, seam, pit, shaft, PDF download. download 1 file . SINGLE PAGE PROCESSED TIFF ZIP download. download 1 file

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  • A glossary of terms used in coal mining : Gresley, William

    A glossary of terms used in coal mining by Gresley, William Stukeley. Publication date 1883 Topics Coal mines and mining Publisher London, New York, E. & F.N. Spon Collection cdl; americana PDF download. download 1 file . SCRIBE SCANDATA ZIP download. download 1 file

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  • Coal Exploration and Mining EOLSS

    two basic methods of extracting coal, i.e. surface mining and underground mining, are introduced. Firstly, two main methods—strip mining and open-pit mining—of surface mining are discussed. In underground mining, room and pillar, shortwall, and longwall mining methods are introduced. Finally, a brief prospect for coal exploration and mining

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  • Glossary-of-mining-terms.docx Abutment In coal

    Coal mine An area of land and all structures, facilities, machinery, tools, equipment, shafts, slopes, tunnels, excavations, and other property, real or personal, placed upon, under, or above the surface of such land by any person, used in extracting coal from its natural deposits in the earth by any means or method, and the work of preparing the coal so extracted, including coal preparation facilities. British

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  • AS 2418-1995 Coal and coke-Glossary of terms

    2418 Glossary of terms relating to solid mineral fuels 2418.1 Part 1: Terms relating to coal preparation 2418.2 Part 2: Terms relating to coal mining and geology 2418.3 Part 3: Terms relating to brown coal 2418.4 Part 4: Terms relating to sampling, sample preparation, analysis, testing and statistics

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  • (PDF) 060_MNS1_Coal Deposits and Coal Mining in

    In surface mining the layers of rock or soil overlying a coal seam are first removed after which the coal is extracted from the exposed seam. In underground mining, a shaft is dug to reach the coal seam. LocationChemical analysis the total coal production for the year, was extracted by underground mining

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  • Coal Mining Terms Dictionary The Coal Fields™

    Coal Mining Terms Beginning with O. Obliterated Corner; Obstruction To Vision; Offer; Official Agency Record (OAR) Official Returns; Official Survey; Offset; Omitted Lands; One Thirty-Second (1/32) Corner; One-Eighth (1/8) Corner; Options; Organized Mining District; Ownership Descent; Coal Mining Terms Beginning with P. Parallel Offset Method; Parcel (PRCL) Partial Assignment

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  • [PDF] Coal Mining and the Resource Curse in the Eastern

    We measure the effect of coal resource sector dependence on long run income growth using the natural experiment of coal mining in 409 U.S. counties that are selected for homogeneity. Using a panel data set (1970-2010), we find a one standard deviation increase in resource dependence is associated with an estimated 0.6 percentage point drop in annual growth rates of per capita personal income.

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  • MODERN MINING TECHNOLOGY FOR COAL EXTRACTION

    Terms involved in highwall mining FRONT VIEW Next panel Highwall face Surface Section Web cut 16-10-2012 5. Types of highwall mining Contour Mining (follows contour of the coal seam) Trench Mining India’s first Trench mining started operations in Sharda Opencast Mine, Sohagpur, SECL on 09-02-2011 16-10-2012 6

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  • Common Coal Mining and Processing Terms

    In coal mining, the face is where the coal seam is being worked. Mine face common term used in underground mining. Pit face common term used in surface mining. Fly Ash. (Trapped particles in gas flow) Very fine particles divided evenly; ash entrained in the flue gases arising from combustion of fuel.

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