Sentence examples for coal content from inspiring English sources

With proximate analysis, the substances of moisture, ash, volatile matter and fixed carbon in the coal content are determined as weight percent.

Three parameters ball charge (numbers 10 20), coal content (100 200 g) and the grinding time (4 8 min) were chosen for the experiments as well as for the modeling work.

One study observed no changes in serum IgM, IgA or IgG in 47 adult male workers exposed to As in a coal-burning power plant compared to 27 workers from another plant in the same district whose As coal content was > 10 times lower [ 33].

He caused the section to be examined by an engineer, who found and reported the tunnel and other openings disclosing the coal, and, following that report, the transaction was consummated on the theory that the lands were valuable for their coal contents.

Cai Chuanchuan (2013) tested the dielectric properties of a high-sulfur coal (the content of organic sulfur is 1.5%%) and a low-sulfur coal (the content organic sulfur is 0.3%%).

The model predicted values of product coal ash content were in good agreement with the experiment values (R2 = 0.9671).

Both strength and durability improved with an increase of bassanite and coal ash content in the soil mixture.

The methodology was illustrated using a case study to control coal ash content at a mine supplying ROM coal to a power plant.

The optimal percentage of pico and nano bubbles was about 70%, which produced maximum combustible material recovery of 86% with clean coal ash content of 11.7%.

This test resulted in the coal ash content being reduced from 23.74% to 11.79% with a probable error, E, of 0.07 g/cm3 and a recovery efficiency of 98.26%.

(2) Liquid structure: This type of structure is found in bituminous coal (carbon content is from about 85%91%%).