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coal-measure

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coal-measure
ˈcoal-measure 1. A measure for measuring coal. 2. † a. A thickness, bed, or stratum of coal (obs.). b. pl. (Geol.) The whole of the series of rocks formed by the seams of coal and the intervening strata of clay, sandstone, etc., in a coal-field, constituting the upper division of the carboniferous f... Oxford English Dictionary
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Keel (unit)
Keel was a unit used to measure coal in the northeast of England, being the quantity of coal carried by a keelboat on the Tyne and Wear rivers. In 1750 it was said to be equal to 8 Newcastle chaldrons (waggons), a measure of volume, or a weight of 21.2 long tons or 424 cwt (21.54 metric tons). wikipedia.org
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The Coal Question
Still, Jevons admitted that the overall impact of such a measure, even if it were implemented, would be minimal. One preparatory and indispensable measure, however, is a far more general restriction on the employment of children in manufacture. wikipedia.org
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econometric data I have a quit straight forward question: I have a variable which is coal rents measured in 2009 US Dollar. I would like to set this variable in relation (ratio) to another variable which is PPP Conver...
Since your GDP data is adjusted for inflation, it seems more logical to have your coal rents in constant dollars. To do so, divide the coal rents in each year by the ratio of that year's inflation measure to the measure in the base year (presumably 2005).
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Coal analysis
Coal analysis techniques are specific analytical methods designed to measure the particular physical and chemical properties of coals. Chemical properties of coal Coal comes in four main types or ranks: lignite or brown coal, bituminous coal or black coal, anthracite and graphite. wikipedia.org
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Coal in China
Reuters noted in 2022, "China is set to delight and depress climate trackers in equal measure in 2022 by setting new global records in both clean power These companies were Shenhua Group, China Coal Group, Shaanxi Coal and Chemical Industry, Shanxi Coking Coal Group, Datong Coal Mine Group, Jizhong Energy wikipedia.org
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Chaldron
Coal The chaldron was used as the measure for coal from the 13th century, measuring by volume being much more practical than weighing low-value, high-bulk The Newcastle chaldron was used to measure all coal shipped from Northumberland and Durham, and the London chaldron became the standard measure for coal wikipedia.org
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Bituminous coal
Vitrinite reflectance is a measure of how reflective a polished surface of an average particle of vitrinite in the coal is. Coking coal Coking coal (metallurgical coal or "met coal") is used in the manufacture of steel. wikipedia.org
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Cannel coal
Cannel coal or candle coal is a type of bituminous coal, also classified as terrestrial type oil shale. The excess of hydrogen in a coal, above the amount necessary to combine with its oxygen to form water, is known as disposable hydrogen, and is a measure wikipedia.org
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(PDF) Reconstruction Evaluation Method and Application ... - ResearchGate
PDF | On Jan 1, 2020, 斌 孙 published Reconstruction Evaluation Method and Application of Coal Measure Three Gases Co-Mining Reservoirs in Linxing Block, East Ordos Basin | Find, read and cite ...
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Coal Mines Act 1911
Regulations 1913, Coal Mines Act 1914 and Coal Mines Act 1919. establish the cause of the explosion but did find that the company had failed to comply with the Act's requirement to install reversible fans and to measure wikipedia.org
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Coal mining in the Black Country
Working the mine The predominant coal measure in the Black Country was the ten yard thick seam. Coal was extracted using the Pillar and Stall method with pillars of coal left in place to support the mine roof. wikipedia.org
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Albany Hancock
He is best known for his works on marine animals and coal-measure fossils. Albany Hancock was brother of the naturalist John Hancock. wikipedia.org
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Dry measure
They were formerly used for many other foods, such as salt pork and salted fish, and for industrial commodities such as coal, cement, and lime. Because it is difficult to measure actual volume and easy to measure mass, many of these units are now also defined as units of mass, specific to each wikipedia.org
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Hardgrove Grindability Index
Hardgrove Grindability Index (short HGI) is a measure for the grindability of coal. Grindability is an index, therefore it has no unit. References Coal wikipedia.org
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