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selection of underground mining methods

Mining method selection by multiple criteria decision ...

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Underground Mining Methods and Equipment

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Coal mining - Choosing a mining method Britannica

2020-5-18  Choosing a mining method. The various methods of mining a coal seam can be classified under two headings, surface mining and underground mining. Surface and underground coal mining are broad activities that incorporate numerous variations in equipment and methods, and the choice of which method to use in extracting a coal seam depends on many technological, economic, and social factors.

Underground mining method selection by decision

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(PDF) Underground mining Methods - ResearchGate

Longwall mining is a highly mechaniz ed underground mining sys tem for mining coal. It set of longwall mining equipment consists of a coal shear er mounted on convey or operating

(PDF) Mining Methods: Part I-Surface mining

Solution mining includes both borehole mining, such as the methods used to extrac t sodium chloride or sulfur , and leaching, either through drillholes or in dumps or heap s on the surface. 2 ...

Techniques in Underground Mining - Selections from ...

2011-6-2  Techniques in Underground Mining - Selections from Underground Mining Methods Handbook Details. This book consists of selected material from the out-of-print industry standard, Underground Mining Methods Handbook. More than 40 chapters covering such underground mining topics as sampling, planning, reserve analysis, cost calculations, various ...

12. Mining methods and method selection

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underground mining methods selection - lathyria.be

Underground Mining Systems (MINE 205) A Required Course for Degree in Mining Engineering Course description: Underground mining methods and equipment for bedded deposits and ore bodies; description and selection of mining methods, equipment requirements and selection, equipment design, and operational analysis. Instructor: Get Price

Surface Mining Methods and Equipment

2020-2-16  1.2. Open Pit vs. Underground Mining Methods While most mineral deposits can be mined by either surface or underground methods, some minerals can only be recovered in a hybrid manner, usually by initial extracted by open pit mining, followed by underground methods. Here, a brief comparison is made

Selection of Shaft Sinking Method for Underground

""Abstract : Khalashpir coal field is the 3rd largest coal field in Bangladesh, where coal occurs at depths of 257m to 483m below the surface. Considering the Geological, Geo-environment and other related geoengineering information,

Equipment Selection for Surface Mining: A Review

2013-7-19  productivity. In surface mining applications, the ESP addresses the selection of equipment to extract and haul mined material, including both waste and ore, over the lifetime of the mining pit. In this paper, we focus speci cally on the truck and loader equipment selection problem for surface mines.

A Brief Introduction to the Types of Surface Mining

These surface mining methods are considered to be more efficient and economical in extracting minerals as compared to most methods of underground mining. In fact, it can extract almost 90% of ore from a deposit. For this reason, surface mining is the most widely used method in North America.

Optimization model of unascertained measurement for ...

The results of mining method evaluation were obtained using the credible degree criteria, thus the best underground mining method was determined. Furthermore, this model was employed for the comprehensive evaluation and selection of the chosen standard mining methods in Xinli Gold Mine in Sanshandao of China.

Optimization model of unascertained measurement for ...

首页 > 期刊首页 >中南大学学报(英文版) >2010年4期 > Optimization model of unascertained measurement for underground mining method selection and its application 文摘阅读 下载

Surface Mining Methods and Equipment

2020-2-16  1.2. Open Pit vs. Underground Mining Methods While most mineral deposits can be mined by either surface or underground methods, some minerals can only be recovered in a hybrid manner, usually by initial extracted by open pit mining, followed by underground methods. Here, a brief comparison is made

Equipment selection - QueensMineDesignWiki

2019-6-28  This article primarily focuses on the initial selection of mobile equipment in hard rock mining operations. Introduction. The determination of the initial mobile equipment fleet is an important step in the overall underground mine design process, and is typically based on the production targets, mining methods, and stope dimensions.

Application of fuzzy set theory in the T selection of ...

2009-8-26  underground methods in order to choose the proper method. At the end of the evaluations, the room and pillar method with filling was determined as the most suitable method for the test site. Keywords: Decision making, fuzzy set theory, underground, mining, method selection * Mining Engineering Department, Istanbul University, Turkey.

Underground mining method selection by decision

Underground mining method selection is one of the most important decisions that mining engineers have to make. Choosing a suitable underground mining method to extract a mineral deposit is very important in terms of economics, safety and productivity of mining operations.

A fuzzy method for selecting underground coal

One of the crucial decisions affecting productivity of the mine is the mining method selection. Longwall mining is quite common in underground coal mining, and it allows the use of mechanization. As application of mechanization increases, production also increases and the number of workers decreases.

Optimization model of unascertained measurement for ...

2013-6-21  Abstract: An optimization model of underground mining method selection was established on the basis of the unascertained measurement theory. Considering the geologic conditions, technology, economy and safety production, ten main factors influencing the selection of mining method were taken into account, and the comprehensive evaluation index system of mining method selection was

采矿方法选择,Selection of mining method,音标,读音,翻译 ...

2018-10-1  2)selection of mining project 采矿方案选择 3) selection of mining methods 开采方法选择 4) optimization of mining method ... 地下采矿方法选择 choice of underground mining ...

Optimization model of unascertained measurement for ...

【摘要】:An optimization model of underground mining method selection was established on the basis of the unascertained measurement theory.Considering the geologic conditions,technology,economy and safety production,ten main factors influencing the selection of mining method were taken into account,and the comprehensive evaluation index system of mining method selection was constructed ...

Practical applications from decision-making techniques

2019-7-15  Practical applications from decision-making techniques for selection of suitable mining method in Iran Introduction The basic objective in selecting a method to mine a particular ore deposit is to design an ore extraction system that is the most suitable under the actual circumstances. In order to

Mining Method Selection - Edumine

UBC Mining Method Selection (see Appendix II - Mining Method References) is a modified version of the Nicholas approach for selection of mining method based on orebody characteristice (refer Nicholas 1981). Selection involves summation and ranking of numerical values associated with orebody characteristics that reflect the suitability of a particular method.

underground mining methods 的翻译结果--cnki翻译助手

Choosing underground mining methods by information spreading and artificial neural network on condition of imperfect knowlege is described with an actual example in this paper. 本文应用信息扩散原理处理采矿方法选择中存在的知识不完备性问题 ,结合运用人工神经元网络选择 地下采矿方法 ,并通过一个实例进行说明 ,且取得了令人满意的结果。

14 summary of mining methods and their selection_图文 ...

The selection of suitable surface mining methods may be easier than choosing suitable underground methods, because the surface mining procedures are more highly dependent on what forms of geologic deposits they will economically extract. 14.2.2

Mining method selection and transition depth

2017-8-14  aimed at more specific mining methods. Bandophadhyay and Venkatasubramanian (1987) developed on of the first e studies on the implementation of expert system in the mining method selection process. It is developed to aid the mining engineers in selecting suitable mining methods for coal deposits minable by underground methods.

Mining Methods SpringerLink

Aspects of mining methods selection in both, open pit and underground mining operations, depend on key environmental and economic factors including: Geological characteristics of the ore body, including the geotechnical competency of host rocks and the spatial distribution of ore and waste.

Method Selection - A Numerical Approach

INTRODUCTION In this paper, a numerical process for selecting a mining method, with the emphasis on underground mass mining techniques, such as caving, induced caving, and stoping, is proposed. In the past, selection of a mining method for a new property was based primarily on operating experience at similar type deposits and on methods already ...