作者: zonules 時間: 2025-3-21 23:30 作者: 枯燥 時間: 2025-3-22 03:20
Technological State of Coal Mining in Ukrainetate of the coal industry and the role of coal in the fuel balance of Ukraine. The unsatisfactory state of the industry is caused by a number of factors, both objective and subjective. The objective ones include the complexity of mining and geological conditions of coal mining, low technical level o作者: 靈敏 時間: 2025-3-22 07:17
Determination of the Impact of Methods and Schemes for Opening a Deposit and Individual Quarry Horiz the mining and geological conditions of the mineral occurrence, the general plan for the location of mining and processing plants and the chosen type of quarry transport. At the same time, competitive options for opening an iron ore deposit along the lying or hanging side of the ore body are consid作者: 極深 時間: 2025-3-22 10:05
Improvement of Explosive Technologies by Using Specific Phenomena in Explosion GeodynamicsThe dynamics of the compaction zone development due to pulsation processes in the gas cavity and rheological phenomena during the formation of the region of residual deformations were experimentally researched. The ambiguous nature of the deformed soil layers displacement in the zone of explosion im作者: 懸崖 時間: 2025-3-22 16:58 作者: 懸崖 時間: 2025-3-22 18:18 作者: headway 時間: 2025-3-22 21:32
Technological Types and Methods of Processing Gold-Bearing Ores of Lok-Karabakh Structural-Formationo solve this problem, the typomorphic features of native gold included in various types of ores of the described deposits have been investigated. The typomorphic features of native gold established by us, which are characteristic of sulfide ores (Gosha), copper-sulfide ores (Gadabay, Gizilbulag), an作者: 偏離 時間: 2025-3-23 03:19
Minerageny of Minerals of the South-Eastern End of the Lesser Caucasus (Garabagh and East Zangazur, ns of the Republic of Azerbaijan, territorially related to the southeastern end of the mountain-fold system of the Lesser Caucasus. It is shown that various types of metallic (ore) and non-metallic minerals are common in the region. Information about their mineralization and industrially significant作者: 無法破譯 時間: 2025-3-23 07:10
Numerical Simulation of a Pit Wall Stability Considering Seismic Impact in Terms of Ultra-Deep Open-s intensifying the ore production and designing the pit wall with a great slope angle. However, an increase in the pit wall sloping angle is associated with the risk of its instability. One of the deteriorating factors is a seismic load providing the additional risk for sliding surface development. 作者: allergy 時間: 2025-3-23 10:39 作者: 慌張 時間: 2025-3-23 17:47
Optimization of Technological Development of the Oil and Gas Industryhnological upgrade of production, modernization of equipment of a new technical level and renovation of extractive and processing enterprises. Solving the problem of forecasting the development of fuel industries involves building a formal representation of the time dependence of the productivity of作者: 流動才波動 時間: 2025-3-23 21:16
Forecasting the Technological Development of the Coal Industrynergy and economic indicators of the effectiveness of the introduction of advanced technologies. A mathematical model for the optimization of the technological development of coal mining has been created, which, in contrast to the well-known industry-wide balance optimization models, is aimed at inc作者: prick-test 時間: 2025-3-24 01:01
Geological Features and Type of Oil Shale Boothns of its use are given. The experience of oil shale use in the Estonian thermal power industry is analyzed. The main differences between oil shale from different deposits are in the content of organic matter kerogen, which is closest to oil in its composition and properties. The lower heating value作者: 可轉變 時間: 2025-3-24 06:11 作者: Tidious 時間: 2025-3-24 09:04 作者: 羽飾 時間: 2025-3-24 10:40 作者: Generalize 時間: 2025-3-24 16:48 作者: DIS 時間: 2025-3-24 20:48 作者: 愚蠢人 時間: 2025-3-25 00:14
https://doi.org/10.1007/978-3-322-87175-6tate of the coal industry and the role of coal in the fuel balance of Ukraine. The unsatisfactory state of the industry is caused by a number of factors, both objective and subjective. The objective ones include the complexity of mining and geological conditions of coal mining, low technical level o作者: 別名 時間: 2025-3-25 04:56 作者: FLIT 時間: 2025-3-25 08:37
https://doi.org/10.1007/978-3-322-80031-2The dynamics of the compaction zone development due to pulsation processes in the gas cavity and rheological phenomena during the formation of the region of residual deformations were experimentally researched. The ambiguous nature of the deformed soil layers displacement in the zone of explosion im作者: 輕彈 時間: 2025-3-25 15:09 作者: 真 時間: 2025-3-25 18:42 作者: Bronchial-Tubes 時間: 2025-3-25 22:53
https://doi.org/10.1007/978-3-322-94871-7o solve this problem, the typomorphic features of native gold included in various types of ores of the described deposits have been investigated. The typomorphic features of native gold established by us, which are characteristic of sulfide ores (Gosha), copper-sulfide ores (Gadabay, Gizilbulag), an作者: 恩惠 時間: 2025-3-26 01:13 作者: Frisky 時間: 2025-3-26 04:37
Kerngebiete der Praktischen Informatik,s intensifying the ore production and designing the pit wall with a great slope angle. However, an increase in the pit wall sloping angle is associated with the risk of its instability. One of the deteriorating factors is a seismic load providing the additional risk for sliding surface development. 作者: exacerbate 時間: 2025-3-26 12:28
Winfried Schirotzek,Siegfried Scholzd by secondary quartzites, with the presence of discontinuous and cracked structures. The chapter is devoted to the creation of a geological model of the Chovdar deposit using geoinformation systems. Proposals have been developed to improve the technology of drilling and blasting, taking into accoun作者: 聯(lián)想 時間: 2025-3-26 13:32
Pharmako- und toxikodynamische Wirkung,hnological upgrade of production, modernization of equipment of a new technical level and renovation of extractive and processing enterprises. Solving the problem of forecasting the development of fuel industries involves building a formal representation of the time dependence of the productivity of作者: CANT 時間: 2025-3-26 20:28
https://doi.org/10.1007/978-3-322-80022-0nergy and economic indicators of the effectiveness of the introduction of advanced technologies. A mathematical model for the optimization of the technological development of coal mining has been created, which, in contrast to the well-known industry-wide balance optimization models, is aimed at inc作者: 仔細閱讀 時間: 2025-3-26 22:31
https://doi.org/10.1007/978-3-322-80171-5ns of its use are given. The experience of oil shale use in the Estonian thermal power industry is analyzed. The main differences between oil shale from different deposits are in the content of organic matter kerogen, which is closest to oil in its composition and properties. The lower heating value作者: Agnosia 時間: 2025-3-27 03:02
https://doi.org/10.1007/978-3-322-95386-5ses. The fuel component in the cost of production is sometimes up to 50%. The global trend of continuously rising prices for hydrocarbon fuels is forcing consumers to turn to cheaper alternative energy sources than traditional methods of obtaining fossil fuels. Ukraine’s dependence on imported energ作者: 要求比…更好 時間: 2025-3-27 08:08
https://doi.org/10.1007/978-3-322-96791-6gas and oil resources and reserves is proposed. The model is based on the representation of options for the development of existing fields by approximating the volume of potential annual production from the measures and technologies to improve the efficiency of gas recovery, as well as statistical i作者: infantile 時間: 2025-3-27 13:30 作者: 冷淡一切 時間: 2025-3-27 14:48
,Relativistische Ph?nomene und Paradoxa,em. The tool kit for risk analysis of underground construction sites was decided to be based on the modified morphological analysis method, which proved to be highly efficient for modeling problems that deal with objects having a vast multitude of alternative configurations produced by combinations 作者: resuscitation 時間: 2025-3-27 20:51
Winfried Schirotzek,Siegfried Scholzt the fissuring of rocks and the use of more environmentally friendly types of explosives. A technique has been developed using geoinformation models for calculating the specific natural fracturing and the average distance between fracturing.作者: NEEDY 時間: 2025-3-28 00:36
https://doi.org/10.1007/978-3-322-87608-9s and technologies to improve gas recovery efficiency. In addition, the model takes into account statistical information on the distribution of new fields by reserves and depths with the corresponding costs of their development.作者: vasospasm 時間: 2025-3-28 04:45
The Use of GIS to Improve the Parameters of Gold-Bearing Quartzite Extraction Technologyt the fissuring of rocks and the use of more environmentally friendly types of explosives. A technique has been developed using geoinformation models for calculating the specific natural fracturing and the average distance between fracturing.作者: Introduction 時間: 2025-3-28 06:17 作者: 改變 時間: 2025-3-28 14:14
https://doi.org/10.1007/978-3-663-05407-8determined. These criteria serve as the foundation for the criticality assessment process. The study aims to shed light on the essentiality of raw resources in Azerbaijan and conduct the country‘s first-ever critical raw materials list. The outcomes will support strategic decisions on these resources’ long-term maintenance and use.作者: Trypsin 時間: 2025-3-28 15:36
https://doi.org/10.1007/978-3-322-94871-7e with the data obtained from each deposit. So, heap, vat, agitation, flotation (Gadabay), flotation, gravity (Gizilbulag), flotation, agitation cyanidation of sulfide concentration (Gosha), gravity, flotation (Dagkesaman), gravity, flotation, heap leaching (Madneuli).作者: Albinism 時間: 2025-3-28 21:39 作者: 謙虛的人 時間: 2025-3-28 23:50
Technological Types and Methods of Processing Gold-Bearing Ores of Lok-Karabakh Structural-Formatione with the data obtained from each deposit. So, heap, vat, agitation, flotation (Gadabay), flotation, gravity (Gizilbulag), flotation, agitation cyanidation of sulfide concentration (Gosha), gravity, flotation (Dagkesaman), gravity, flotation, heap leaching (Madneuli).作者: 新手 時間: 2025-3-29 04:40
https://doi.org/10.1007/978-3-322-80031-2 a time period was studied experimentally. The principles of using conical intermediate detonators are analyzed. The possibilities and experience of the technological use of the observed phenomena in geoengineering are considered.作者: CRUMB 時間: 2025-3-29 10:14 作者: 種族被根除 時間: 2025-3-29 14:47
Improvement of Explosive Technologies by Using Specific Phenomena in Explosion Geodynamics a time period was studied experimentally. The principles of using conical intermediate detonators are analyzed. The possibilities and experience of the technological use of the observed phenomena in geoengineering are considered.作者: 榮幸 時間: 2025-3-29 19:08
Mineral Resource Estimation of Tülallar (G?yg?l, Azerbaijan) Gold Mineralisation results, alteration, weathering, grade distribution, and local tectonic segments.Statistical, geostatistical analysis and methods were taken as the basis for Mineral Resource Estimation. This article summarises the steps of Mineral Resource modelling and estimation within the scope of Tülallar Gold Deposit.作者: EWE 時間: 2025-3-29 22:01 作者: 獨白 時間: 2025-3-30 01:22 作者: 水汽 時間: 2025-3-30 07:20 作者: 荒唐 時間: 2025-3-30 08:19
https://doi.org/10.1007/978-3-322-87198-5the known ore deposits, and the ore bearing potential of separate geological formations within the Lesser Caucasus system. Minerageny of the non-metallic mineral deposits reflects the revealed placement and occurrence regularities of various non-metallic raw materials during the certain periods of g作者: 別名 時間: 2025-3-30 14:39 作者: gastritis 時間: 2025-3-30 17:17 作者: Indurate 時間: 2025-3-30 22:35
https://doi.org/10.1007/978-3-322-80022-0or technological re-equipment of mines, which, with the help of comparing the numerical values of integrated quality criteria, makes a decision to choose options for equipping mines with high-performance mining equipment that best meets the geological and geological conditions with maximum efficienc作者: 抵消 時間: 2025-3-31 03:17 作者: ostracize 時間: 2025-3-31 07:39
https://doi.org/10.1007/978-3-322-95386-5he burden on the environment and improving the safety of human life in the context of restructuring the coal industry. As part of the restructuring of the coal industry in Ukraine, a significant number of coal seams have been taken off the balance sheet and are not subject to further use. It is not 作者: AMBI 時間: 2025-3-31 11:18 作者: 2否定 時間: 2025-3-31 16:49
,Relativistische Ph?nomene und Paradoxa,he investors a valuable tool for risk and investment management in subsurface development and mastering underground space. The designed morphological model was tested on two construction sites for underground multifunctional complexes in Kyiv city. The results were analyzed, presented in the form of作者: 少量 時間: 2025-3-31 17:45 作者: 高度表 時間: 2025-3-31 22:45
Determination of the Impact of Methods and Schemes for Opening a Deposit and Individual Quarry Horizraction from the quarry and obtaining commercial iron-containing products from it during the existence of the mining and processing plant. It is proved that the choice of the opening method in the design of deposit development and the use of the optimal horizon opening scheme during operation direct作者: 提煉 時間: 2025-4-1 02:49 作者: Migratory 時間: 2025-4-1 07:32
Minerageny of Minerals of the South-Eastern End of the Lesser Caucasus (Garabagh and East Zangazur, the known ore deposits, and the ore bearing potential of separate geological formations within the Lesser Caucasus system. Minerageny of the non-metallic mineral deposits reflects the revealed placement and occurrence regularities of various non-metallic raw materials during the certain periods of g作者: GNAW 時間: 2025-4-1 12:02
Numerical Simulation of a Pit Wall Stability Considering Seismic Impact in Terms of Ultra-Deep Open-o 20°–26° makes the slope more vulnerable to seismic impact and the SF drops in the range of 11–13%. The quarry deepening at the final mining stages and increasing the pit wall slope angle up to 30° causes the SF fall in the range of 15–16%. Numerical simulation pointed out the significance of takin
