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HGT Hydraulic Gyratory Crusher

HGT Hydraulic Gyratory Crusher

HGT Gyratory Crusher is a new-type intelligent coarse crusher with big capacity and high efficiency. It integrates mechanical, hydraulic, electric, automated, and intelligent controlling technologies which grant it with advantages traditional crushing

European Type Jaw Crusher PEW

European Type Jaw Crusher PEW

Jaw crushers has stationary jaw crusher, portable jaw crusher and mobile jaw crusher (crawler jaw crusher). Jaw crusher (PEW Series) is not only able to be used together with mine-selecting and gravel processing equipments but also be used independen

Jaw Crusher PE

Jaw Crusher PE

Jaw crusher is driven by a motor, and the moving jaw moves up and down via eccentric shaft. The angle between fixed jaw and moving jaw becomes smaller when the moving jaw runs down, then the materials are crushed into pieces. It will become bigger whe

HPT Hydraulic Cone Crusher

HPT Hydraulic Cone Crusher

Base on the latest technology and decades of years’ producing experience, Our Company designed the HPT series cone crusher. It has excellent crushing efficiency and good hydraulic control system. Now the HPC series cone crusher has wide application

HST Hydraulic Cone Crusher

HST Hydraulic Cone Crusher

HST Single Cylinder Hydraulic Cone Crusher is a new high-efficiency cone crusher independently researched, developed and designed by SBM through summarizing over twenty years of experience and widely absorbing advanced American and German technologies

CI5X Series Impact Crusher

CI5X Series Impact Crusher

CI5X Impact Crusher breaks materials with impact force. When materials enter the working area of hammer, they may be crushed under the high-speed shock and then thrown onto the impact device above the rotor for another crushing. Next, materials bounce

VSI6X Series Vertical Crusher

VSI6X Series Vertical Crusher

Due to the increasing market demand for the scale, intensification, energy conservation, environment protection and high-quality machine-made sand, SBM, a Chinese professional sand maker manufacturer, further optimizes the structure and function of tr

VSI5X Vertical Shaft Impact Crusher

VSI5X Vertical Shaft Impact Crusher

VSI Crushers Working Principle Raw material falls down into feed hopper, and then enters rotor through central entrance hole. It is accelerated in high-speed rotor, and then is thrown out at speed of 60-75m/s. When hitting anvil, it is crushed. Final

VSI Vertical Shaft Impact Crusher

VSI Vertical Shaft Impact Crusher

VSI Series vertical shaft impact crusher is designed by reputed German expert of SBM and every index is in worlds leading standard. It incorporates three crushing types and it can be operated 720 hours continuously. Nowadays, VSI crusher has replaced

VUS aggregate optimization system

VUS aggregate optimization system

The VU system is a global most-advanced dry-process sand-making system. The system is constructed like a tower. Its fully-enclosed layout features high integration. It integrates the functions of high-efficiency sand making, particle shape optimizatio

MTW-Z European Trapezium Mill

MTW-Z European Trapezium Mill

MTW European Grinding Mill is innovatively designed through deep research on grinding mills and development experience. It absorbs the latest European powder grinding technology and concept, and combines the suggestions of 9158 customers on grinding m

5X Series Roller Grinding Mill

5X Series Roller Grinding Mill

Grinding roller of MB5X Pendulum Roller Grinding Mill l adopts diluted oil lubrication. It is a technology initiated domestically which is maintenance-free and easy to operate. Diluted oil lubrication is oil bath lubrication, more convenient than grea

MTW Trapezium Mill

MTW Trapezium Mill

MTW European Grinding Mill is innovatively designed through deep research on grinding mills and development experience. It absorbs the latest European powder grinding technology and concept, and combines the suggestions of 9158 customers on grinding m

LM Vertical Mill

LM Vertical Mill

LM Vertical Grinding Mill integrates crushing, drying, grinding, separating and transport. The structure is simple while the layout is compact. Its occupational area is about 50% of that of the ball-milling system. The LM grinding mill can also be arr

TGM Trapezium Mill

TGM Trapezium Mill

TGM Super Pressure Trapezium Mill The operation principle of main unit of Trapezium mill is that main unit runs with the central shaft that is driven by a gear box. The top of the shaft is connected with a quincunx stand on which a grinding roller is

stope height at the oyu tolgoi block caving

Development planning for the Oyu Tolgoi panel cave mine

Panel caving was selected for Oyu Tolgoi due to the large orebody and generally weak ground conditions. The Hugo North orebody is approximately 225 m wide, 2,000 m long, and 1,000 m high. The underground project currently underway is the planned first lift of the orebody, with a lift height of +500 m and an average column height of 350 m.

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Oyu Tolgoi Phase 2: Plans, Issues and Risks: Executive Summary

The Block caving mining method chosen for underground mining at OT Phase is expected to result in surface subsidence across an eight (8) square kilometer area. The 2005 Oyu Tolgoi Integrated Development Plan (IDP) Executive Summary describes the block cave underground mining method as “[a] safe, proven, and highly productive method

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Oyu Tolgoi Rio Tinto

Current infrastructure at Oyu Tolgoi will allow the mine to operate for decades to come. Oyu Tolgoi is jointly owned by the government of Mongolia, which has 34% ownership, and Turquoise Hill Resources, which owns 66%. Rio Tinto owns 50.8% of Turquoise Hill Resources and manages the operation on behalf of the owners.

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Overview of mine scheduling for Oyu Tolgoi Underground

Panel caving was selected for OT due to the large orebody and good ground conditions for caving. The Hugo North orebody is approximately 225 m wide, 2,000 m long, and 1,000 m high. The underground project currently underway is the planned first lift of the orebody, with a lift height of +500 m and an average column height of 350 m.

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Oyu Tolgoi mine Wikipedia

The Oyu Tolgoi mine (Mongolian: Оюу Толгой, also Oyu Tolgoi, Turquoise Hill) is a combined open pit and underground mining project in Khanbogd sum within the south Gobi Desert, approximately 235 kilometres (146 mi) east of the Ömnögovi Province capital Dalanzadgad.The site was discovered in 2001 and is being developed as a joint venture between Turquoise Hill Resources (a majority

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Oyu Tolgoi Phase 2: Plans, Issues and Risks

1) the Southern Oyu Tolgoi (SOT) open pit and 2) The deeper Hugo North “Lift 1”ore, mined using the underground block caving method. Other mineral resources identified at the Oyu Tolgoi site but not proposed for the “Reserve Case” mine “Phase 2” are described as part of the long-term “Life of Mine Case” (OTTR 2014).

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Rope up at Oyu Tolgoi Mine Shaft 2 SIEMAG TECBERG group

Oyu Tolgoi consists of a number of ore deposits that contain copper, gold and silver, with over 80 percent of the total value of Oyu Tolgoi being underground. The plan is to develop an underground mining complex in which the ore is extracted using the Block Caving mining technology and transported to the surface for processing. 31 kms of

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Overview of mine scheduling for Oyu Tolgoi Underground

Panel caving was selected for OT due to the large orebody and good ground conditions for caving. The Hugo North orebody is approximately 225 m wide, 2,000 m long, and 1,000 m high. The underground project currently underway is the planned first lift of the orebody, with a lift height of +500 m and an average column height of 350 m.

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Major Mines & Projects Oyu Tolgoi Mine

Oyu Tolgoi consists of Oyut, Hugo Dummett (Hugo South and Hugo North) and Heruga deposits. included continued investment into the development of the Hugo North underground mine as a block caving operation (Phase 2 of the Project). Development of Phase 2 commenced in July 2016. 15 m bench height (or batter) in all rock slopes.

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Open pit or block caving? A numerical ranking method for

Open pit or block caving? A numerical ranking subsequently removing support from ore and overburden at increasing height above the initial excavation, Oyu Tolgoi Rio Tinto Copper-gold

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ex03d03oyutolgoi_

Modifying factors Oyu Tolgoi manages five mining licences that cover the project area. Three licences are held 100% by OT LLC (Manakht (Mining Licence 6708A, covering 4,533 ha), Oyu Tolgoi (Mining Licence 6709A, covering 8,490 ha), and Khukh Khad (Mining Licence 6710A, covering 1,763 ha)).

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Underground Mining Methods — New Pacific Metals

Many large-scale open-pit operations have plans to progress into block caving operations over time, including Oyu Tolgoi and Grasberg. This mining method is typically used in situations where the orebody is both large and steeply dipping, and because of the depth below surface is

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(PDF) Open pit or block caving? A numerical ranking method

A switch from open pit mining to block caving mining could be another great development in this century. AN, D. 2012. Oyu Tolgoi project, IDOP Technical (errors in the measurement of

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Application of simulation techniques in development

Oyu Tolgoi is a large copper-gold complex located in southern Mongolia. It contains the Hugo North deposit which will be extracted using the panel caving method. Pre-production development (PPD) will involve over 40 km of lateral development and 70,000 m³ of massive excavations.

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pwc 2012 Americas School of Mines

Pre-stripping at Oyu Tolgoi, Mongolia Geological Concepts 15 March 2, 2012 March 2, 2012 Source:

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Addressing The Challenges And Future Of Cave Mining SRK

Caving methods can be used with any type of commodity since it is the geological and geotechnical context that is important. There are many parameters to consider but typically the orebody needs to be at least 100 m thick for cave mining to be economical. In the past, typical caving heights were 150-250 m.

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Block Caving Yeraltı Blok Gocertme Yontemi YouTube

May 26, 2010 The next video is starting stop. Oyu Tolgoi Project (OT) in Mongolia Duration: 11:37. daichinbaatar2012 Recommended for you. 11:37. Cat® Rock Flow System: Continuous Production in Block

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Abstracts accepted MassMin2020

Accounting for early drawpoint loss in cave mine ore reserves: a case study from Oyu Tolgoi Hugo North Lift 1 F. Prince; J. Gantumur; J. Dudley Undercutless caving at

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Jon Gantumur Senior Mining Engineer Technical and

• Life of mine development and production planning of multi-lift block caving projects • Longhole stope blast design, blasthole readiness and supply reports Senior Mining Engineer at Oyu Tolgoi LLC / Оюу толгой ХХК Mongolia. Onolbaatar D.

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Block Caving YouTube

Oct 15, 2016 Sistema de explotación subterráneo. sistema de hundimiento el cual se asocia a un bajo costo operativo pero con poco control sobre la dilución del

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(PDF) An Introduction to Block and Panel Caving JOSE

An In tro d u ctio n to Blo ck an d Pan e l Cavin g Allan Moss, General manager Rio Tinto Copper Projects Agenda Context why the interest in caving How block caving works and key technical considerations Risks Value drivers 1 March 2011 BMO Capital Markets 2011 Global Metals & Mining Conference 2 Greater Depths of Mining 1 March 2011 BMO Capital Markets 2011 Global Metals &

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Open pit or block caving? A numerical ranking method for

Open pit or block caving? A numerical ranking subsequently removing support from ore and overburden at increasing height above the initial excavation, Oyu Tolgoi Rio Tinto Copper-gold

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(PDF) Open pit or block caving? A numerical ranking method

A switch from open pit mining to block caving mining could be another great development in this century. AN, D. 2012. Oyu Tolgoi project, IDOP Technical (errors in the measurement of

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news

mass mining and caving. Cave mines can have a significantly smaller footprint than a comparable open pit, since waste mined is only limited to underground infrastructure development. continued news Caving Addressing the challenges and future of cave mining Infrastructure development at Oyu Tolgoi No. 56 SRK Consulting’s International

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Oyu Tolgoi mine design confirms project schedule and cost

Jul 02, 2020 Oyu Tolgoi LLC has completed an updated feasibility study (OTFS20) and is in the process of submitting this to the Government of Mongolia. The OTFS20 has been prepared in accordance with Mongolian regulations and standards which require mining companies to submit updated feasibility studies every five years. The updated study incorporates a new mine design for Panel 0 of

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Addressing The Challenges And Future Of Cave Mining SRK

Caving methods can be used with any type of commodity since it is the geological and geotechnical context that is important. There are many parameters to consider but typically the orebody needs to be at least 100 m thick for cave mining to be economical. In the past, typical caving heights were 150-250 m.

More

(PDF) An Introduction to Block and Panel Caving JOSE

An In tro d u ctio n to Blo ck an d Pan e l Cavin g Allan Moss, General manager Rio Tinto Copper Projects Agenda Context why the interest in caving How block caving works and key technical considerations Risks Value drivers 1 March 2011 BMO Capital Markets 2011 Global Metals & Mining Conference 2 Greater Depths of Mining 1 March 2011 BMO Capital Markets 2011 Global Metals &

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Mongolia Archives International Mining

Since 2010, Oyu Tolgoi has been developing a health, safety and environmental management system in compliance with IOS 14001 Environmental and OHSAS 18001 Occupational Health and Safety management standards. In 2013, Oyu Tolgoi was independently audited and received certification on these standards, Turquoise Hill said.

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Caving Cu-Au Porphyry SRK Consulting

Caving Cu-Au Porphyry; There are over 45 cave mining projects in various stages of studies and development around the world. Cave mining methods will be the underground method of choice in the future. It is only relatively recent that this mass mining method, despite 70 years of use, has begun proving its potential.

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Jon Gantumur Senior Mining Engineer Technical and

• Life of mine development and production planning of multi-lift block caving projects • Longhole stope blast design, blasthole readiness and supply reports Senior Mining Engineer at Oyu Tolgoi LLC / Оюу толгой ХХК Mongolia. Onolbaatar D.

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Block Caving YouTube

Oct 15, 2016 Sistema de explotación subterráneo. sistema de hundimiento el cual se asocia a un bajo costo operativo pero con poco control sobre la dilución del

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Jimmy Ginting Manik Mining Project Manager MAXAM

Based in PT Freeport Indonesia underground block caving and open stope mine. Provide technical support to sales of Orica products and services in alignment with the Regional Business plan at a local area/large site level. I have had the pleasure of working with Jimmy at the Oyu Tolgoi Underground Copper Mine in Mongolia from 2017 2019

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Entrée Resources Reports Updated Feasibility Study for its

The size, geotechnical characteristics and depth of mineralization at the deposits on the Entrée/Oyu Tolgoi JV Property make block caving the best suited mining method, and although the method

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BRIEF-Rio Tinto Says Oyu Tolgoi Completed Updated

* oyu tolgoi mine design and update to reserves and resources * oyu tolgoi llc has completed an updated feasibility study (otfs20) and is in process of submitting this to government of mongolia * updated study incorporates a new mine design for panel 0 of hugo dummett north underground mine at oyu tolgoi

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drilling Archives Page 2 of 3 International Mining

This drilling work has since evolved into the tracking system that has proven successful in the block cave operation. These trackers are lowered through a specially-drilled borehole into the Oyu Tolgoi orebody below. Block cave magnetic beacons are embedded into the orebody and spun to

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