نتایج جستجو برای: east bokaro coalfield
تعداد نتایج: 108566 فیلتر نتایج به سال:
Jharia coalfield is one of the most important sources of coking coal in India. Coal mining activities in this coalfield have significantly caused mineralisation of surface and ground water; there-by adversely affecting it’s quality and utility. Several trace elements may be present in mine water released from various mining and processing operations. In this paper, an attempt has been made to a...
The Qianyingzi Coal Mine is located in the west of Suxian Mining District Huaibei Coalfield, eastern China. study on structural development patterns and genetic mechanisms this mine lays an important foundation for safe efficiently underground mining, also key to understanding regional tectonic evolution. In study, based analysis three-dimensional seismic, drilling measured data correlation, st...
Excessive exploitation of underground mine resources has caused serious land subsidence in China. This paper focused on monitoring and modeling the single basin coal mining area based SAR interferometry (InSAR). The optimum InSAR processing strategy to monitor was built obtain with large deformation. And a method three-dimensional mathematical measurements presented. Using Jining Coalfield (Chi...
The profession of education requires a specific set skills, values, and knowledge base. This research looks at how secondary school educators feel about their jobs depending on demographic factors like gender, marital status, setting, years experience. primary question being investigated is whether or not the aforementioned socio have any bearing educators' dispositions. One hundred from variet...
Spontaneous combustibility character of the Talcher coals has been measured in terms of peroxy complex and crossing point temperature. Coal samples collected from the two horizons i.e. Karharbari Formation and Barakar Formation were separately studied and the values measured for the aforesaid parameters were recorded. It was found that the coals of this coalfield are highly prone to spontaneous...
There are two major coal-bearing formations in the Peace River Coalfield in northeastern British Columbia, The Gates and the Gething. The younger Gates Formation hosts to the two major coal mines that have operated in the area; therefore there is some coalbed methane (CBM) information available for the formation. In contrast there is very little CBM information available for the older Gething F...
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