underground mining ppt

Pudong New Area, Shanghai, China.

PFW Impact Crusher

PFW Impact Crusher

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PF Impact Crusher

PF Impact Crusher

By absorbing the advanced technology from the world, we researched and designed PF series impact crusher. It can be used to deal with materials whose size below 500mm and whose compression strength less than 360Mpa. Thus, it is widely used in many industries, like chemical, metallurgy, road and bridge construction and sand making and so on.

PEW Jaw Crusher

PEW Jaw Crusher

PEW series Jaw crusher features big crushing ratio, reliable operation, easy maintenance and low operating cost. It is the new generation product designed and produced by Birnith, basing on our 30 year’s crusher production experience and the latest design conception. It does be one high efficiency and low cost crushing machine.

PE Jaw Crusher

PE Jaw Crusher

PE series jaw crusher is usually used as primary crusher in quarry production lines, mineral ore crushing plants and powder making plants. It can be described as obbligato machine in mining, building construction, construction wastes crushing, Hydropower and Water Resource, railway and highway construction and some other industries.

MTW Milling Machine

MTW Milling Machine

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MTM Trapezium Grinder

MTM Trapezium Grinder

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(PPT) Mining - | anas mouamr

• All underground mines are ventilated Underground Mining Conclusion • So The Mining is the extraction of valuable minerals or other geological materials from the earth from an orebody, lode, vein, seam, or reef, which forms the mineralized package of economic interest to the miner • This Field has a well Effect on Frugality of The ...

Cost Models of Theoretical Mining Operations | CostMine

Other cost models, included in a Mining Cost Service: Open Pit, Underground, Placer, Milling & Heap Leach. 5,000 Tonne per Day Open Pit Mine Model . More Cost Models. This mine is an open pit mine producing 5,000 tonnes ore and 5,000 tonnes waste per day. Rock characteristics for both ore and waste are typical of those of granite or porphyritic ...

WEF Metals and Mining Scenarios

that mining is a driver of sustainable development and helps reduce poverty." Lars H. Thunell Executive Vice-President and Chief Executive Officer, International Finance Corporation (IFC) "Built from strategic dialogues with multiple stakeholders, the Mining & Metals Scenarios to 2030 open the space of possibility for long-term

FUTURE MINING AND UNDERGROUND ... - Rajant Corporation

multiple pieces of underground equipment, including LHDs, drill jumbos, and the trucks and bolters that operate underground. 3D-P,a global leader in providing wireless connectivity and IOT solutions for mining notes: FUTURE MINING AND UNDERGROUND AUTOMATION 12 International Mining| APRIL 2017 One of the components of the USIC system

2012 Americas School of Mines

plant. The mining rate includes the mining of both waste and ore. Open pit mining is non‐selective – all high and low grade zones of the orebody are mined The significant design issues of an open pit mine are: location of haul roads, equipment – size of trucks and fleet, pit slope angle and stability,control of water

Productivity in mining

for the mature deep-level underground mines. Worker demands for increased salaries and wages have continued to plague the industry, and it is estimated that South Africa''s mining industry lost more than US$1.4b in the 2012–13 financial year. While workers may aspire for higher real wages, during weak commodity price

Optimising Underground Mining Strategies - SRK Exploration

Optimising Underground Mining Strategies A M Ebbels . This paper was first presented at Project Evaluation Conference, Adelaide, South Australia on 89 March - 2016. Abstract Underground mine scheduling decisionmaking has been based on production requirements, equipment -

Productivity in mining

for the mature deep-level underground mines. Worker demands for increased salaries and wages have continued to plague the industry, and it is estimated that South Africa''s mining industry lost more than US$1.4b in the 2012–13 financial year. While workers may aspire for higher real wages, during weak commodity price

CHAPTER 11 Mining Technology - Princeton University

CHAPTER 11 Mining Technology The Federal Coal Leasing Amendments Act of 1976 charged OTA to assess the feasibility of the use of deep-mining technology on leased areas. With the passage of the Sur-face Mining Control and Reclamation Act of 1977 congressional interest in the study of deep underground mining technology shifted

Training & Education | Mine Safety and Health ...

Training is an essential part of MSHA''s mission to keep miners safe and healthy. Our goal is to help the mining industry develop high-quality training programs, and to strengthen and modernize training through collaboration with industry stakeholders.

Mining & Tunneling.us

Mining & Tunneling Chemical solutions for underground construction. BASF is a world leader in the provision of safe, reliable, cost effective, and customer-oriented chemical solutions for the mining and tunneling industries. Our innovations push the limits of chemistry to bring advanced technologies into the mining and tunneling industries.

Application of Tunnel Boring Machines in Underground Mine ...

underground hard rock mining and allowed the mine to meet its accelerated schedule for the development of the new orebody. 2.2 Stillwater Mine, Montana Stillwater Mining Company (SMC) is developing a second underground palladium and platinum mine about 21 km west of their existing Nye operation in Montana. A 5,650-m tunnel is required to gain

AdvAnced Scheduling for SurfAce And underground MineS

MineSched is employed by surface and underground mining operations of all types and sizes to produce long-term and short-term schedules that meet capacity and material quality targets. MineSched can schedule from pre-created block, grid, and polygon models that originate from many different mine planning systems, including GEOVIA Surpac™, GEOVIA

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.

Underground Mining Methods Handbook

Underground Mining Methods Handbook >>>CLICK HERE<<< is a world-leading provider of sustainable productivity solutions. We serve customers in more than 180 countries with products and service focused. techniques in perception, task allocation, motion planning, developed, e.g., for mining (Atlas-Copco mining equipment:

Room and pillar mining - Wikipedia

Room and pillar mining can be advantageous because it reduces the risk of surface subsidence compared to other underground mining techniques. It is also advantageous because it can be mechanized, and is relatively simple. However, because significant portions of ore may have to be left behind, recovery and profits can be low.

Underground v.s. Surface Coal Mines: Is Deep Drilling ...

Although both methods have their benefits and drawbacks, underground drilling may just be the cost worthy selection for you Mining for coal depends on many variables. The geology and environmental aspects play a vital role, but depth and quality of the seam is what brings home the bacon. Depending on where the seam (profitable bed of coal) is located, extracting this black gold can require a ...

APPENDIX 4A JAY PIPE PROJECT UNDERGROUND MINING .

Underground Mining Concept Study. Jay Pipe is located below Lac du Sauvage. An earlier study (by others) has assessed the concept of mining by open pit techniques, following construction of a perimeter dyke. The Underground Mining Concept Study considers the alternative of mining the deposit by underground

Health and Safety Hazards : Mining Health, Safety and ...

Apr 15, 2015· Underground mining, by its nature, presents a range of health and safety hazards that are different from those in other sectors. Some hazards, such as ground instability, are inherent in the underground environment.

Underground Mining Indaba web

The Underground Mining platform adopts a proactive environmental management policy and implements industry best practice to minimise the impact of our business activities on the environment. Engineered Excellence is a strategic imperative that cuts across everything we .

Techniques in Underground Mining - ILO Encyclopaedia

Techniques in Underground Mining " DISCLAIMER: The ILO does not take responsibility for content presented on this web portal that is presented in any language other than English, which is the language used for the initial production and peer-review of original content. Certain statistics have not been updated since the production of the 4th ...

Underground versus Open Pit Mining - Blogger

Underground versus Open Pit Mining If you scan any news source these days, you will find countless stories about the world''s unquenchable desire for mineable resources like oil, coal, and precious metals. ... underground mining and open pit mining. Open Pit Mining. As its name indicates, open pit mining is a method of extracting rock or ...

CDC - Mining Topic - Ground Control Overview - NIOSH

Feb 04, 2004· Underground mining still has one of the highest fatal injury rates of any U.S. industry - more than five times the national average compared to other industries. Between 1999 and 2008, nearly 40% of all underground fatalities were attributed to roof, rib, and face falls.

COST COMPARISON OF UNDERGROUND AND SURFACE .

• Underground mining exceeds the cost of surface mining unless the waste to ore (stripping) ratio for surface mining is about 6:1 or greater. • Of the two underground methods modeled, Room & Pillar has a lower capital cost than Sublevel Stoping when production exceeds 10,000 tonnes per day, and a lower operating cost when

Underground Mine Backfilling in Australia Using Paste ...

Open pit (Fig. 1 a) and underground mining (Fig. 1 b) are two different ways of mining to recover shallow and deep ore bodies, respectively. The discussions in this paper are limited to backfilling underground mines, which are located from hundreds to thousands of metres below the ground level that are accessed through ramps, shafts and tunnels.

What is Underground Mining? (with pictures)

Aug 15, 2019· Underground mining is a technique used to access ores and valuable minerals in the ground by digging into the ground to extract them. This is in contrast with techniques like open pit mining, in which the surface layers of ground are scooped away to access deposits, or mountaintop removal, in .

Mining Topic: Emergency Communications and Tracking

Mar 01, 2018· In the event of an underground emergency, mine workers should have a way to communicate with and be tracked by people on the surface. The Mine Improvement and New Emergency Response Act (MINER Act) of 2006 requires mines to have wireless communications and electronic tracking systems in underground coal mines.

The digital revolution Mining starts to reinvent the future

of shareholder value, mining operations, technology and analytics, we have developed an approach to the "digital mine" which helps mining organisations make the most of the digital opportunity and avoid the many potential pitfalls that come with the adoption of new technologies. Our recent "Innovation in mining.

2012 Americas School of Mines

plant. The mining rate includes the mining of both waste and ore. Open pit mining is non‐selective – all high and low grade zones of the orebody are mined The significant design issues of an open pit mine are: location of haul roads, equipment – size of trucks and fleet, pit slope angle and stability,control of water

Underground mining: Alternative to diesel- powered Load ...

GE Mining Equipment – Battery-operated LHD - MDEC 2014 1/26/2015 Underground mining: Alternative to diesel-powered Load-Haul-Dump vehicles (LHD) Abstract Ventilation will always be a challenge in underground mining. With ore bodies being present deeper under the ground, the cost of installing and operating fans, heating and cooling will grow ...

Coal Mining and Processing - The National Academies Press

Recommendation: There should be renewed support for advanced coal mining and processing research and development to optimize use of the nation''s coal resources by increasing the amount of coal that is economically minable through technological advances that .

Underground Mine Design in Surpac Vision - Mining and .

underground mining terminology and concepts. This section will cover some terms used in this tutorial and some basic concepts of underground mine design. Requirements Prior to performing the exercises in this chapter, some experience in underground mine design is helpful, but not required. Terminology