Definition of canary in a coal mine in the idioms dictionary canary in a coal mine phrase what does canary in a coal mine expression mean definitions by the largest idiom dictionary
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Coal mining definition the act process or industry of extracting coal from the earth meaning pronunciation translations and examples
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Coal mining definition the business job or process of removing coal from the ground learn more cambridge dictionary plus my profile plus help log out dictionary add coal mining to one of your lists below or create a new one more name go to your word
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Coal mining definition the business job or process of removing coal from the ground learn more cambridge dictionary plus my profile plus help log out dictionary add coal mining to one of your lists below or create a new one more name go to your word
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Coal mine meaning 1 the deep hole or system of holes under the ground from which coal is removed 2 a deep hole or learn more
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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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In coal mining underground mining in underground coal mining the working environment is completely enclosed by the geologic medium which consists of the coal seam and the overlying and underlying strata access to the coal seam is gained by suitable openings from the surface and a network of read more
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Mining definition is the process or business of working mines how to use mining in a sentence do in light of virus spread 1 mar 2020 warrior met coal could spend up to 600 million on a new underground coal mining facility in northern tuscaloosa county over the next five years creating 350 new highpaying jobs
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Butt cleat a short poorly defined vertical cleavage plane in a coal seam usually at right angles to the long face cleat butt entry a coal mining term that has different meanings in different locations it can be synonymous with panel entry submain entry or in its older sense it refers to an entry that is butt onto the coal cleavage
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Coal definition a black or darkbrown combustible mineral substance consisting of carbonized vegetable matter used as a fuel see more
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Coal mine definition 1 the deep hole or system of holes under the ground from which coal is removed 2 a deep hole or learn more cambridge dictionary plus if a man owns a coal mine there are special reglations dealing with mines and all kinds of special trades call for special legislation
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Mine rehabilitation coal mining is only a temporary use of land so it is vital that rehabilitation of land takes place once mining operations have stopped in best practice a detailed rehabilitation or reclamation plan is designed and approved for each coal mine covering the period from the start of operations until well after mining has
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Coal mine definition a coal mine is a place where coal is dug out of the ground meaning pronunciation translations and examples log in dictionary thesaurus translator grammar english dictionary grammar blog school scrabble thesaurus translator quiz
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Coalmining synonyms coalmining pronunciation coalmining translation english dictionary definition of coalmining coal mining translations english coal mining n estrazione f del carbone
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Coal mining definition the act process or industry of extracting coal from the earth meaning pronunciation translations and examples log in dictionary coal mine coal miner coal miners lung coal mining coal oil coal pit coal pot all english words that begin with c source
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Coal mining extraction of coal deposits from the surface of earth and from underground coal is the most abundant fossil fuel on earth its predominant use has always been for producing heat energy it was the basic energy source that fueled the industrial revolution of the 18th and 19th
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The history of coal mining it is the ostrava region where archaeological evidence of coal utilization by prehistoric man was found perhaps it was the presence of this mineral that made him settle here and create an artistic gem of worldwide significance the venus of landek however systematic mining and utilization of this raw material is much more recent even more recent than mining
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Define coal mine coal mine synonyms coal mine pronunciation coal mine translation english dictionary definition of coal mine noun 1 coal mine a mine where coal is dug from the ground coalpit colliery pit a workplace consisting of a coal mine plus all the buildings and
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Mining definition mining is the industry and activities connected with getting valuable or useful minerals meaning pronunciation translations and examples making coal mining safer would only injure coal miners times sunday times 2006 everyone longs to escape the claustrophobia of this mining
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Define colliery colliery synonyms colliery pronunciation colliery translation english dictionary definition of colliery n pl collieries a coal mine together with its physical plant and outbuildings n pl lieries chiefly brit a coal mine n pl lieries
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Mining definition the act process or industry of extracting ores coal etc from mines see more
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Large stripping machines with excavating wheels used in surface coal mining are employed in other types of openpit mines water inflow was a very important problem in underground mining until james watt invented the steam engine in the 18th century after that steamdriven pumps could be used to remove water from the deep mines of the day
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Coalmining synonyms coalmining pronunciation coalmining translation english dictionary definition of coalmining coal mining translations english coal mining n estrazione f del carbone
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Mine definition is my used before a word beginning with a vowel or h or sometimes as a modifier of a preceding nounarchaic except in an elevated style how to use mine in a sentence
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Define coal mine coal mine synonyms coal mine pronunciation coal mine translation english dictionary definition of coal mine noun 1 coal mine a mine where coal is dug from the ground coalpit colliery pit a workplace consisting of a coal mine plus all the buildings and
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