In september 1980,the economic ministers belongin to the association of southeast asian nations (ASEAN) ,which at that time included indonesia ,malaysia ,philippines ,singapore and thailand,resolved to promote regional projects to support the energy programs of the Asean member countries (AMC'S) .the AMC'S currently depend heavily on oil as a commer…
The U.S. Bureau Of Mines conducted experiment in the intermediate-scale fire tunnel to assess the influence of air velocity on the gas production and smoke caracteristics during smoldering and flaming combustions of Pittsburgh seam coal and its impact on the detections of the combustion products.
Unlike European, American or even Australian coals, Indian coals are high in ash and are difficult to was because of intimate dispersal of mineral matter within the coal subtance.
This paper addresses some theoretical issues concerning the pricing of coal and notes a number of oractical matters that must be taken into consideration in applying the theoretical framework to actual pricing policy. It first analyses the general pricing framework and conditions under which setting prices, rather than letting market forces operate …
A cell complex may be considered to be made up of closed cells with geometric coordinates at the vertices .A graph connecting the "centres" of the cells is the duel structure to a geometric model .many researchers consider that only.