high volatile A bituminous coal
- nthe rank of coal, within the bituminous class of the Classification D388, such that on the dry and mineral-matter-free basis, the volatile matter content of the coal is greater than 31 % (or the fixed carbon content is less than 69 %), and its gross calorific value is equal to or greater than 14 000 Btu/lb (32.65 Mj/kg) of coal on the moist, mineral-matter-free basis, and the coal is commonly agglomerating.
ASTM D121-09a Standard Terminology of Coal and Coke. 2014.
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high volatile C bituminous coal — n the rank of coal, within the bituminous class of Classification D388, such that, on the moist, mineral matter free basis, the gross calorific value of the coal in British thermal units per pound is equal to or greater than 11 500 (26.75 Mj/kg)… … Coke&Coal Terminology
high volatile B bituminous coal — n the rank of coal, within the bituminous class of Classification D388, such that, on the moist, mineral matter free basis, the gross calorific value of the coal in British thermal units per pound is equal to greater than 13 000 (30.24 Mj/kg) but … Coke&Coal Terminology
Bituminous coal — is a relatively soft coal containing a tarlike substance called bitumen. It is of higher quality than lignite coal but poorer quality than anthracite coal. Bituminous coal is an organic sedimentary rock formed by diagenetic and submetamorphic… … Wikipedia
bituminous coal — a mineral coal that contains volatile hydrocarbons and tarry matter and burns with a yellow, smoky flame; soft coal. [1875 80] * * * or soft coal Most abundant form of coal. It is dark brown to black and has a relatively high heat value. Widely… … Universalium
bituminous coal — noun black coal having a relatively high volatile content and burning with a characteristically bright smoky flame … English new terms dictionary
bituminous class — n a class of rank consisting of high volatile C bituminous coal, high volatile B bituminous coal, high volatile A bituminous coal, medium volatile bituminous coal, and low volatile bituminous coal … Coke&Coal Terminology
coal — coalless, adj. /kohl/, n. 1. a black or dark brown combustible mineral substance consisting of carbonized vegetable matter, used as a fuel. Cf. anthracite, bituminous coal, lignite. 2. a piece of glowing, charred, or burned wood or other… … Universalium
coal mining — Coal was very important in the economic development of Britain. It was used as fuel in the factories built during the Industrial Revolution and continued to be important until the 1980s. The main coalfields are in north east England, the north… … Universalium
Coal — Sedimentary Rock Anthracite coal Composition Primary carbon Secondary hydrogen, sulfur … Wikipedia
Coal assay — Coal Analysis techniques are specific analytical methods designed to measure the particular physical and chemical properties of coals. These methods are used primarily to determine the suitability of coal for coking, power generation or for iron… … Wikipedia