Перегляд Volume 10, Issue 1 по назві
Зараз показуються 8-14 з 14
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Multi-purpose sorbent production by coal ash recycling
(National Mining University, 2016-03-30)Purpose. The main purpose of the work is to increase adsorption capacity of the carbon-containing sorbent. Methods. Adsorption and filtration processes were studied with the aid of chemical and physical methods, plotting ... -
Recommended practice for using resource-saving technologies and tools for fine classification of uranium ores by size and refuse dehydration
(National Mining University, 2016-03-30)Purpose. Developing recommendations for the creation and application of resource-saving technologies and tools for fine classification and dehydration of uranium ore refuse for the purpose of its recycling, which is important ... -
Research into parameters characterizing the process of withdrawing clay-mud formations from bore hole vuggy zones
(National Mining University, 2016-03-30)Purpose. Substantiating technological parameters of the device for processing vuggy zone in the bore hole, based on the obtained dependences describing formation and withdrawal of clay-mud agglomerates and their influence ... -
Research into stress-strain state of reinforced marginal massif of extraction mine working by combined anchoring system
(National Mining University, 2016-03-30)Purpose. Justification of conditions for reusal of extraction mine working by maintaining system parameters of resin-grouted and rope roof bolts. Methods. Wide range of investigation of stress-strain state of coal-bearing ... -
Substantiating parameters of stratification cavities formation in the roof rocks during underground coal gasification
(National Mining University, 2016-03-30)Purpose. Underground coal gasification, as a complex and technically difficult process, should be supported in many aspects by computer simulations or analytical calculations of rock mass behavior. However, little is known ... -
Substantiation of cable bolts parameters for supporting mine workings in conditions of laminated rocks
(National Mining University, 2016-03-30)Purpose. The development of approaches to the substantiation of the cable bolts installation parameters for the mine workings supporting in conditions of laminated rocks, taking into account the geometric parameters of the ... -
Technological, economic and ecological aspects of selective coal mining from ultra-thin seams in conditions of Ukraine
(National Mining University, 2016-03-30)Purpose. At present one of the topical problems associated with coal seams mining is the issue of induced wall-rock coal-cutting with stone, which results in coal getting clogged with refuse stone and turning into the rock ...