ASTM Standard
D5114 Test Method for Laboratory Froth Flotation of Coal in a Mechanical Cell

ASTM D121-09a Standard Terminology of Coal and Coke. 2014.

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  • collector — n a reagent used in froth flotation to promote contact and adhesion between particles and air bubbles. D5114 …   Coke&Coal Terminology

  • combustibles — n the value obtained by subtracting the dry weight (in percent) of the ash (as determined in Test Method D3174) from 100 % representing original weight of analyzed sample. D5114 …   Coke&Coal Terminology

  • concentrate — n the froth product recovered in coal froth flotation. D5114 …   Coke&Coal Terminology

  • conditioning agents — n all chemicals that enhance the performance of the collectors or frothers. Conditioning agents change the characteristics of the surface of the minerals or the environment. There are many subgroups according to their function: activators,… …   Coke&Coal Terminology

  • flotation cell — n the vessel or compartment in which the flotation test is performed. D5114 …   Coke&Coal Terminology

  • froth flotation — n a process for cleaning fine coal in which hydrophobic particles, generally coal, attach to air bubbles in a water medium and rise to the surface to form a froth. The hydrophilic particles, generally the ash forming matter, remain in the water… …   Coke&Coal Terminology

  • froth — n a collection of bubbles and particles on the surface of a pulp in a froth flotation cell. D5114 …   Coke&Coal Terminology

  • frother — n a reagent used in froth flotation to control the size and stability of the air bubbles, principally by reducing the surface tension of water. D5114 …   Coke&Coal Terminology

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