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Coal oil definition of coal oil by The Free Dictionary

Coal oil (kerosene) is a light, nearly colorless liquid that is a major constituent of petroleum. It began replacing whale oil in the mid-1800s as a fuel for lamps and was used for that purpose until supplanted by electric lights. While electricity rapidly replaced gas and coal oil lighting in the cities, it was much slower in reaching the widely separated rural homes. The REA, originally put

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Coalmine definition of coalmine by The Free Dictionary

QUETTA -- A coal miner died when an avalanche of mud collapsed at him in a coalmine in Duki area of Loralai district, Levies sources said on Monday. Coal miner dies in Duki's coalmine Nine miners were killed and two others rescued nearly two days after an underground fire trapped them in

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Coal definition of coal by The Free Dictionary

Define coal. coal synonyms, coal pronunciation, coal translation, English dictionary definition of coal. a combustible mineral used as fuel: They used coal for heating their homes. Not to be confused with: cole cabbage or rape plant: cole slaw kohl a...

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Coal Definition for English-Language Learners from

Learner's definition of COAL. 1 [noncount]: a black or brownish-black hard substance within the earth that is used as a fuel. a bin of coal. The furnace burns coal. a lump of coal [+] more examples [-] hide examples [+] Example sentences [-] Hide examples — often used before another noun. a coal bin/mine/bed/stove. the coal industry [+] more examples [-] hide examples [+] Example sentences

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BGS Lexicon of Named Rock Units Result Details

Definition of Lower Boundary: At the base of the dark grey, fissile mudstone of the Subcrenatum Marine Band with eponymous fossils (as defined by Stubblefield and Trotter, 1957), or at the base of the lowest coal of the coal-bearing sequence if this marker cannot be recognised.

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definition of a coal crusher bpt-kommunikation

Coal mobile crusher machine for sale Coal mobile crusher definition World science and technology are undergoing rapid development, at the same time, the coal technology has also transformed from mechanized production to automatic control The coal industry is. 【Service Online】 coal crushing definition. Definition Of Coal Crusher Coal crusher types impact double roller crusheroal crusher

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Coal oil Wikipedia

Coal oil is a shale oil obtained from the destructive distillation of cannel coal, mineral wax, or bituminous shale, once used widely for illumination.. Chemically similar to the more refined, petroleum-derived kerosene, it consists mainly of several hydrocarbons of the alkane series, with 10 to 16 carbon atoms in each molecule, with a boiling point of 175°C to 325°C (347°F to 617°F

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Coal Products Coke, Tar, Coal Gas and Important FAQs

Coal Tar Definition. It is a dark, thick fluid with a terrible smell. It is a blend of around 200 substances. Properties: Coal tar is utilized as beginning materials for assembling different substances utilized in regular daily existence and in industry, similar to manufactured colours, drugs, explosives, aromas, plastics, paints and so on.

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Coal Energy Education

Coal is a rock formed from the decomposition of plant life. It is primarily composed of carbon, with many other trace elements. Coal's high energy density and extensive reserves found in nature make it useful as a fuel for electricity generation in coal-fired power plants, and in some places, heating. Coal is considered low-cost in that to build a coal fired power plant, extract coal from the

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What is coal? Origin Energy Origin Energy

Thermal coal is more abundant, has lower carbon content and is higher in moisture than metallurgical coal. As well as generating power, coal is also commonly used in cement manufacturing and as a component of thousands of other products. 2. Both types of coal are formed in a similar manner; from decomposed vegetation that was compressed beneath layers of sand, sediment and rock at high

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Coal gasification Wikipedia

Coal gasification is the process of producing syngas—a mixture consisting primarily of carbon monoxide (CO), hydrogen (H 2), carbon dioxide (CO 2), natural gas (CH 4), and water vapour (H 2 O)—from coal and water, air and/or oxygen. Historically, coal was gasified to produce coal gas, also known as "town gas". Coal gas is combustible and was used for heating and municipal lighting, before

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THE COAL RESOURCE World Coal Association

Definition Coal is a fossil fuel. It is a combustible, sedimentary, organic rock, which is composed mainly of carbon, hydrogen and oxygen. It is formed from vegetation, which has been consolidated between other rock strata and altered by the combined effects of pressure and heat over millions of years to form coal seams. Photographs courtesy of the Australian Coal Association SECTION ONE WHAT

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Definition of: Coal Liquefaction (coal mobile.axens.net

The conversion of coal into liquid hydrocarbons and related compounds by hydrogenation at elevated temperatures and pressures. Glossary Definition of Coal Liquefaction (coal hydrogenation) [x]

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definition of a coal crusher bpt-kommunikation

Coal mobile crusher machine for sale Coal mobile crusher definition World science and technology are undergoing rapid development, at the same time, the coal technology has also transformed from mechanized production to automatic control The coal industry is. 【Service Online】 coal crushing definition. Definition Of Coal Crusher Coal crusher types impact double roller crusheroal crusher

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Glossary U.S. Energy Information Administration (EIA)

Sampling may be done for a wide range of purposes, such as: coal resource exploration and assessment, characterization of their serves or production of a mine, to characterize the results of coal cleaning processes, to monitor coal shipments or receipts for adherence to coal quality contract specifications, or to subject a coal to specific combustion or reactivity tests related to the customer

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Glossary of Mining Terms Coal Education

Abutment In coal mining, (1) Bridge carrier A rubber-tire-mounted mobile conveyor, about 10 meters long, used as an intermediate unit to create a system of articulated conveyors between a mining machine and a room or entry conveyor. Bridge conveyor A short conveyor hung from the boom of mining or lading machine or haulage system with the other end attached to a receiving bin that

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