underground mining methods ppt

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Chapter 1 LONG- AND SHORT-TERM PRODUCTION ,

surface methods, but about 1960, the pit deepened to such an extent that it became more cost-effective to mine underground The underground mining method Kiruna currently employs is knownas large-scale sublevel caving This method is used for extracting ore from vertically positioned, fairly pure, large, vein-like deposits...

OPTIMIZATION OF PRODUCTION PLANNING IN ,

Mining is the process of excavating a material which is naturally occurring from the earth to get profit Underground method is used when ore body is thin or narrow and extends much below surface (Newman et al, 2010) In underground mining, development required to reach...

Geotechnical considerations in underground mines

Geotechnical Considerations in Underground Mining/Department of Industry and Resources Guideline Document No: ZME723QT 10 INTRODUCTION The potentially hazardous nature of underground mining requires the application of sound geotechnical engineering practice to determine the ground conditions, the ground support and reinforcement requirements, as well as the size, shape ,...

Gr5finalUnderground Mining Method Ppt | Mining | Economic ,

Gr5finalUnderground Mining Method Ppt - Free download as Powerpoint Presentation (ppt / pptx), PDF File (pdf), Text File (txt) or view presentation slides online Underground Mining Methods Group 5 Underground Mining Methods Coal Mining Metal Mining Bord and Pillar Unsupported Mining Supported Mining Caving mining Longwall Room and Pillar Cut and fill Longwall Blasting galllery ,...

Types of Underground Mining and Their Applications - YouTube

Jul 24, 2016· Types of Underground Mining and Their Applications...

Digging deeper: Mining methods explained | Anglo American

Underground mining is practical when: The ore body is too deep to mine profitably by open pit The grades or quality of the orebody are high enough to cover costs Underground mining has a lower ground footprint than open pit mining The underground mining methods we use include room and pillar, narrow vein stoping and large-scale mechanised ....

(PDF) Underground Mining Methods: Room and Pillar method

A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text...

UNDERGROUND MINING - Scribd

UNDERGROUND MINING - Free download as Powerpoint Presentation (ppt / pptx), PDF File (pdf), Text File (txt) or view presentation slides online UNDERGROUND MINING...

Underground Mining, Underground Mining Equipment ,

Underground mining is carried out when the rocks, minerals, or precious stones are located at a distance far beneath the ground to be extracted with surface mining To facilitate the minerals to be taken out of the mine, the miners construct underground rooms to work in...

Types of Underground Mining Method Comparison

In any discussion of Methods of Underground Mining Comparison, one is repeatedly confronted with the difficulty of dealing with so many variable conditions It is not an exact science and in the choice of a method each varying factor has a certain weight, which, in many cases, experience alone can determine...

Coal Mining: From the Ground to powering Your Home

Underground Mining Typically occurs at depths below 300 ft Accounts for 60% of world coal production Surface mining 4 Main Types of Surface Mining Strip Mining Removal of large strips of overlying rock and soil to reveal coal Open-Pit Mining...

Surface Mining Methods and Equipment

12 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 ,...

pwc 2012 Americas School of Mines

2012 Americas School of Mines W Scott Dunbar University of British Columbia pwc , Mine Waste Management Mining and Money A Future of Mining PwC Mining Methods: The Topics Open pit mining Underground mining Mining equipment Mining operations Mining Methods 3 PwC Waste , Mining Methods 23 PwC Pit Wall Stability at Bagdad North wall ....

Underground Mining Methods and Technology, Volume 1 - 1st ,

Purchase Underground Mining Methods and Technology, Volume 1 - 1st Edition Print Book & E-Book ISBN 9780444428455, 9780444597137...

Blasting - Safety Training PowerPoint Presentations

Blasting Regulations Explores the requirements on blasting operators contained in 29 CFR, BATF and DOT 16 slides: Blasting Regulations Regulatory requirements for NCDOT blasting operations 19 slides: Blasting Safely with Proper Techniques The most important responsibility of the blaster in charge is to prepare and fire safely...

MINING METHODS |authorSTREAM

mining methods presentation by k d prasad b tech (mining) ism Slide 2: Coal is mined by two main methods : Underground or 'deep' mining Surface or 'open-cut' mining The choice of method is largely determined by the geology of the coal deposit, in particular the depth of the seam below the surface...

Mining ppt 2014 - SlideShare

Mar 29, 2014· Mining ppt 2014 1 Presented by : Ajoy Saikia Department of Earth & Environmental Science KSKV KACHCHH UNIVERSITY2014 2 Mining is the process of extracting minerals like gold, silver, copper, nickel and uranium (metallic) and salt, potash, coal and oil (nonmetallic) formations that concentrate naturally in the earth 3...

Underground Mining Systems (MINE 205)

Underground Mining Systems (MINE 205) A Required Course for BS Degree in Mining Engineering Course description: Underground mining methods and equipment for bedded deposits and ore bodies; de-scription and selection of mining methods, equipment requirements and selection, equip-...

Underground mining (hard rock) - Wikipedia

Underground hard rock mining refers to various underground mining techniques used to excavate hard minerals, usually those containing metals such as ore containing gold, silver, iron, copper, zinc, nickel, tin and lead, but also involves using the same techniques for excavating ores of gems such as diamonds or rubi...

MINING METHODS |authorSTREAM

mining methods presentation by k d prasad b tech (mining) ism Slide 2: Coal is mined by two main methods : Underground or 'deep' mining Surface or 'open-cut' mining The choice of method is largely determined by the geology of the coal deposit, in particular the depth of the seam below the surface...

Underground mining | Epiroc

For more than 140 years, Epiroc has been a leading supplier of mining and rock excavation equipment Today, in addition to offering a comprehensive range of products, we also help clients optimize underground mining projects We can help with operator training, equipment optimization, service plans, financing and more...

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The Actual Difference Between Surface and Underground Mining

Feb 23, 2018· As can be seen, surface mining is much more advantageous than its counterpart However, when an outcropping ore body stretches deep inside the Earth, surface methods can be used to begin the mining operation, which then need to be continued further by underground mining...

Methods of Gold Mining - Geology In

Gold mining is the process of mining of gold or gold ores from the ground There are several techniques and processes by which gold may be extracted from the earth Placer mining Placer mining is the technique by which gold that has accumulated in ,...

(PPT) UNDERGROUND MINING | Iqbal DACHI - Academiaedu

UNDERGROUN D MINING Glossary Entrance Way to Underground Mine Glossary hole opening Glossary Underground Mining Drawing Glossary underground mining infrastructure Mineral/Coal Exploration Technical Factors underground excavation stability Mining Activity Development Shaft Sinking Shaft Sinking (lanjutan) Drilling and Blasting Drilling and ....

Principles of Room & Pillar Mining - YouTube

Sep 10, 2012· This video provides a basic description of the room & pillar mining method for extracting coal underground It includes an explanation of the different products working together in ,...

Design an Appropriate Mining Method for Extraction of Ore ,

Cite this paper: Njamba Mike Njamba , Victor Mutambo , Design an Appropriate Mining Method for Extraction of Ore between 330ml and 400ml at Baluba East Upper T-Block, International Journal of Mining Engineering and Mineral Processing , Vol 5 No 1, 2016, pp 16-23 doi: 105923/jmining2016050103...

Underground Mining Methods: Engineering Fundamentals and ,

Underground Mining Methods presents the latest principles and techniques in use today Reflecting the international and diverse nature of the industry, a series of mining case studies is presented covering the commodity range from iron ore to diamonds extracted by operations located in all corners of the world Industry experts have contributed 77 chapters...

Underground Drilling and Blasting Training DVD - ACG - YouTube

Oct 23, 2012· The aim of this new DVD is to provide workers with the critical knowledge on drilling and blasting to aid appreciation of the importance of these mining processes and their related hazards...

Mine Dewatering and Water Management at Barrick ,

Mine Dewatering and Water Management at Barrick Goldstrike Mine in the Carlin Trend, Nevada Johnny Zhan, PhD Presented at US EPA Hardrock Mining Conference 2012 Denver, CO, USA, April 3-5, 2012 1 Introduction to Barrick and Goldstrike 2 Goldstrike Dewatering System , Underground Mines Pre-mining water table 1600 m amsl Current water ....