COAL | English meaning
COAL definition: 1. a hard, black substance that is dug from the earth in pieces, and can be burned to produce heat…. Learn more.
Coal mining
Coal mining - Underground, Surface, & Drilling: The various methods of mining a coal seam can be classified under two headings, surface mining and underground mining. Surface and underground coal mining are broad activities that incorporate numerous variations in equipment and methods, and the choice of which method to use in …
Glossary of Mining Terms
Bit - The cutting end of a drill frequently made of an extremely hard material such as industrial diamonds or tungsten carbide. Blackjack - A miner's term for sphalerite (zinc sulphide). Black smoker - Volcanic vent found in areas of active ocean floor spreading, through which sulphide-laden fluids escape.
COAL MINING | English meaning
COAL MINING definition: 1. the business, job, or process of removing coal from the ground: 2. the business, job, or…. Learn more.
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 …
COAL MINE Definition & Usage Examples | Dictionary
Coal mine definition: . See examples of COAL MINE used in a sentence.
Glossary of Mining Terms
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 …
Our industry
1 November 2017. Mining explained. Bulk ore sorting and coarse particle recovery – leading the way in mineral processing innovation. Mining explained. Mining Terms Explained: A to Z. Mining explained. Digging …
COAL MINING | definition in the Cambridge English Dictionary
coal mining meaning: 1. the business, job, or process of removing coal from the ground: 2. the business, job, or…. Learn more.
Coal Mining Terms Dictionary | The Coal Fields™
Coal Mining Terms Dictionary. Dictionary of coal mining terms and coal lease survey, administration, and ownership references.
Glossary of Mining Terminology
Barrier - The coal left at a mine or mine working. Bearing In - Cutting a horizontal groove at the bottom or side of the coal face. Bed - A separate stratum of coal or other natural deposit such as clay, rock or shale. Bench - A horizontal section of coal seam included between parting of coal or shale.
MINING Definition & Meaning | Dictionary
Mining definition: the act, process, or industry of extracting ores, coal, etc., from mines.. See examples of MINING used in a sentence.
Glossary of Coal Mining Terms
The line in which the roof of a coal mine is expected to break. Rev. June 24, 2008 Mining terms.5 Breakthrough - a passage for ventilation which is cut through the pillars between rooms. Bridge carrier - a rubber tire mounted mobile conveyor, about 30 feet long. Used as an intermediate unit to create a system of articulated conveyors ...
Coal mining
Coal mining - Extraction, Processing, Pollution: In geologic terms, coal is a sedimentary rock containing a mixture of constituents, mostly of vegetal origin. Vegetal matter is composed mainly of carbon, hydrogen, oxygen, nitrogen, sulfur, and some inorganic mineral elements. When this material decays under water, in the absence of oxygen, the carbon …
coal mining, n. meanings, etymology and more
The earliest known use of the noun coal mining is in the late 1700s. OED's earliest evidence for coal mining is from 1784, in Bath Chronicles . coal mining is formed within English, by compounding.
Mining Dictionary, Coal, Gold, Silver, Diamond, Iron Ore, …
Greatmining provides you a mining dictionary which helps you to find out the meaning of any difficult mining terms.
coal mining | translation to Traditional Chinese: Cambridge …
coal mining translations: ；. Learn more in the Cambridge English-Chinese traditional Dictionary.
Coal mining | Definition, History, Types, & Facts | Britannica
coal mining, extraction of coal deposits from the surface of Earth and from underground. Mongolia: coal mine.
COAL MINING definition and meaning | Collins English Dictionary
The act, process, or industry of extracting coal from the earth.... Click for English pronunciations, examples sentences, video.
Coal | Coal Mining Terms Dictionary | The Coal Fields™
Dictionary Coal A black or brownish black solid combustible substance formed by the partial decomposition of vegetable matter without free access to air and under the …
Coal mine
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 …
CoalSpeak: Dictionary of the Coal Region
The Official CoalRegion Dictionary. - B -. da back : woods and/or mountain brush outside of town. babka : a pie made with potatoes, eggs, onions, milk, etc. Probably part of some kind of Eastern Europe cuisine. babci : (pronounced "bob-shee") An elderly woman. A Polish word for granny or gramma.
coal mining in Spanish
coal mining translate: explotación hullera. Learn more in the Cambridge English-Spanish Dictionary.
coal mining summary | Britannica
coal mining, Extraction of coal deposits from the Earth's surface and from underground. Because coal was the basic energy source that fueled the Industrial Revolution, the resulting industrial growth supported the large-scale exploitation of coal deposits. In the late 20th century, open pit mines replaced underground mines as the principal ...
COAL MINE Definition & Meaning | Dictionary
Coal mine definition: a mine or pit from which coal is obtained. See examples of COAL MINE used in a sentence.
CANARY IN A COALMINE
CANARY IN A COALMINE definition: 1. something that gives an early warning of danger or failure, in the way that, in the past, a…. Learn more.
Urban Dictionary: Coal Mine
A Coal Mine is an insult from a friend or family member that uses an embarassing or deep secret of your's to hurt or embarass you. Usually used in a large crowd (where it has more exposure to others.) or to use against you. ... Define a Word. Twitter; Facebook; Help; Subscribe
Coal | Uses, Types, Pollution, & Facts | Britannica
coal, one of the most important primary fossil fuels, a solid carbon -rich material that is usually brown or black and most often occurs in stratified sedimentary deposits. Location of the most-important coal occurrences on Earth. Coal is defined as having more than 50 percent by weight (or 70 percent by volume) carbonaceous matter …
Coal mining
Define coal mining. coal mining synonyms, coal mining pronunciation, coal mining translation, English dictionary definition of coal mining. coal mining. Translations. English: coal mining n estrazione f del carbone.