lump coal

lump coal

[′ləmp ‚kōl]
(mining engineering)
Bituminous coal that passes through a 6-inch (15-centimeter) round mesh in initial screening.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in classic literature ?
A big coal waggon, loaded with lump coal and drawn by four huge horses, just debouching from Kearny Street as though to turn down Market, blocked their way.
Zhong et al., "The pore features of lump coal and its influence factors," Journal of China University of Mining and Technology, vol.
The extraction of lump coal is usually extremely sparse compared to the volume of coal seams.
The standard core samples with dimension of 54 mm in diameter and 100 mm in height were drilled from the same lump coal sample as the MFORR permeability test samples, which were also typical Bulli seam coal samples.
08/05/11 Not sched 900 cnt 900 cnt STX Patraikos Yaaseen-sh 11/05/11 Not sched 400 cnt 400 cnt Northern Valence U.M.A 16/05/11 Not sched 350 cnt 240 cnt Vira Bhum U.M.A 23/05/11 Not sched 500 cnt 600 cnt CONTAINER (GEARED): Marcampania Golden 06/05/11 Not sched 221 cnt 450 cnt OEL Trust E.S.T.L 07/05/11 Not sched 250 cnt 200 cnt GENERAL CARGO: BSLE Star Noble-sh 08/05/11 Not sched Nil 8,500 Telc Lump COAL: Ellenita OC.Services 12/05/11 Not sched 39,000 Nil Red Sea Sprit OC.Services 12/05/11 NOt sched 16,000 Nil LOADER: Yong Jin Northstar 10/05/11 Not sched Nil 50,300 Wheat OIL TANKER: Falda Trans Maritime 06/05/11 Not sched 3,700 LSD Nil High Glow Alpine 07/05/11 Not sched 35,000 Mogas Nil YM Uranus Trans Maritime07/05/11 Not sched Nil 2,500 Nap.
A consultant in fossil fuel analysis and quality management based in New Jersey, Nadkarni lists the ASTM methods for measuring such characteristics as carbon and hydrogen in coal and coke, mercury, plasticity of coal, sieve analysis, specific gravity of lump coal, and washability.
Krupp, a Germany company, supplied much of the machinery--including the cranes, a conveyor belt system and the mills to grind lump coal to powder.
The development of mine run laws in 1897 that required miners to be paid for slag, not just lump coal, slowed the incessant digging of large cavernous holes.
These approaches have achieved remarkable effect in engineering application; however, the lump coal cut by manmade cracks is still large and some studies indicate that even an inch lump coal requires months or years to release most of its gas and the residual gas content is as high as 38% [9-11].