stoping equipment in underground platinum mines

Underground mining (hard rock) - Wikipedia

One of the most important aspects of underground hard rock mining is ventilation. Ventilation is the primary method of clearing hazardous gases and/or dust which are created from drilling and blasting activity (e.g., silica dust, NOx), diesel equipment (e.g., diesel particulate, carbon monoxide), or to protect against gases that...

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Cut and Fill Stoping | MINING.com Video - InfoMine

Method of underground operation: Cut and Fill Stoping By courtesy of Tamrock - Sandvick (Copyright www.Xinhai.com)

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A long hole stoping system for mining narrow platinum reefs - SAIMM

underground. A further risk assessment was carried out when the machine was in position underground. Mining layout. See Figure 1 and Figure 2 for a .... Stoping width (cm). 99.8. Tons milled. 22.182. Ounces. 1.655. Revenue (R). 8.627.515. Contract payment. 326.725. Stores. 469.341. Purchasing long hole drill rig.

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The optimization of mining method and equipment - SAIMM

trackless equipment. Where the stoping layout suits the technology it has been successful. However, in the history of our mining industry there have been too many instances where a technology has ... of successful mechanized mining in narrow reef platinum deposits of the Bushveld Complex. .... underground environment.

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Underground Mining Methods - Body

with a drawpoint loading system. Shrinkage stoping was a common and important method in the days when few machines were employed in underground mining. Its advantage is the fact that the ore could be dumped directly into cars through the chutes, eliminating hand-loading. This is of little importance today, and the...

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Mining - Underground mining | Britannica.com

There are a number of reasons for this, not the least of which is that the size of underground mining equipment—because of ground conditions, ore body geometry, ... Ore development is generally much more expensive on a per-ton basis than stoping, so that every effort is made to maximize the amount of stoping for a given...

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The optimisation of mining method and equipment - Metals ...

This paper was originally presented at the Platinum Adding Value Conference, held at. Sun City from the 4 th ... The technology applied to stoping in narrow reef mining, over the last 100 years, can be categorised as follows: .... maintenance staff, and it must be sufficiently robust to withstand the underground environment.

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Productivity in Platinum Mining

help them to maintain supplies of the platinum group metals at prices which both ... ounces of platinum a year. Their mines form the world's biggest underground mining opera- tion and this article features some of the areas where increased effort has been committed ... Stoping, that is excavating ore from which the platinum...

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Digging deeper: Mining methods explained – Anglo American

The excavation usually has stepped sides to ensure the safety of the miners and a wide ramp where equipment can travel, allowing the product to be removed ... The underground mining methods we use include room and pillar, narrow vein stoping and large-scale mechanised mining. ... We use this for mining platinum.

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Narrow-reef mechanized mining layout at Anglo American Platinum

The stoping method that will be used is an on-reef scattered breast mining system, utilizing ULP mining equipment that has been designed to operate in stoping widths ... As the technology used in open pit mining evolved, the knowledge gained was applied to develop underground hardrock mechanized mining equipment.

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Underground Mining Methods.indb - Mining and Blasting

Atlas Copco. 20. 07. Second edition 2007 www.atlascopco.com. Mining Methods in Underground Mining. Mining Methods in Underground Mining ... 109 Sublevel stoping at Olympic Dam. 115 Improved results at Meishan iron ore mine ... Atlas Copco, as an equipment supplier with a truly global presence, has been at the...

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Considerations for stope gully stability in gold and platinum mines

observations made in over 100 gullies on nine different reefs in 22 gold and platinum mines. Observation range from shallow mining depth gullies adjacent to crush pillars to gullies at ... personnel whose opinions were sought and who permitted underground visits at mines ... 2.3.1 General stress fracture pattern in a stoping.

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Future mining and underground automation

biggest gains are usually in underground mines, where processes are ... automation project. It's not uncommon to see different areas of a mine sharing the same equipment. Some even share people, causing processes to slow down or stop altogether as ..... platinum smelter sometimes stopped the whole production line.

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MSHA - Metal/Nonmetal Mine Fatal Accident Investigation Report ...

Oct 31, 2011 ... The accident occurred because management's policies and procedures failed to ensure equipment operators maintained control of mobile equipment while operating equipment. GENERAL INFORMATION. Stillwater Mine, a multi-level underground platinum mine, owned and operated by Stillwater Mining...

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Dishaba Mine, Thabazimbi - Mining Technology

Dishaba is one of the nine platinum mines 100%-owned by world's largest platinum producer Anglo American Platinum in South Africa. The mine is operated under a mining right ... Dishaba mine uses underground mining through conventional breast stoping with strike pillars. Low-profile drilling equipment is used to drill...

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The prediction of underground drilling noise - Semantic Scholar

drills in a stoping environment, the free field determined sound level spectra must be modified to ... relate to general noise within the mining industry, it is widely believed that the most significant source of noise ... machines, used singly and in combination in an underground environment based on the sound pressure level...

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Extraction and Backfill Scheduling in a Complex Underground Mine

Keywords: underground mine production scheduling; integer programming applications. History: This paper was refereed. ... Figure 2: In the long-hole stoping process, a sublevel drift is developed below the ore to be excavated. The ore .... duction at an underground platinum and palladium mine. They maximize discounted...

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MEQB REGIONAL COPPER-NICKEL

49 and additional capital requirements. 9 Schedule of capital additions and replacements. 50. 10 Supplies and materials requirements. 51. 11 Manpower distribution for the underground mine model. 52. 12 Average wage rates for hourly and salaried personnel. 53. 13 Blasthole open stoping capital costs. 54. 14 Blasthole...

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Strategies for Minimising and Predicting Dilution in ... - UQ eSpace

stoping and other narrow vein mining methods, as well as reducing uncertainty ... about the applicability of these charts to narrow vein underground stopes. This paper discusses how stability chart can be applied for narrow vein stope design, while proposing a new ..... and equipment such as those used at the Barkers mine.

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Modernisation - Chamber of Mines South Africa

Mar 15, 2017 ... With gold and platinum mining companies struggling for a number of years now in a low commodity-price environment that has been exacerbated by ... the products, technologies, people and infrastructure required to mechanise the stoping and development cycle with remotely operated equipment by 2020...

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Pumpable Emulsion System Launch Imminent

An operator charging a stoping panel with the Portable Charging Unit at a platinum mine. April 2014. Issue / Number ... “Over the past few decades industry has relied on large mechanised equipment to transport emulsion throughout underground operations ahead of blasting. The associated challenges, including safety...

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Stillwater - Sibanye-Stillwater

The mine is serviced by adequate water and power supplies from established sources to conduct its current operations. As at 31 December 2016, Stillwater had ore reserves of 10.5Moz – 8.2Moz of palladium and 2.3Moz of platinum. PGM-bearing ore is accessed via a 6.8 mile-long underground segment of the J-M Reef...

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Mining 101 – Eagle Mine

The Eagle deposit is high-grade nickel and copper, but also contains trace amounts of cobalt, platinum, palladium, silver, and gold. Drill. Blast. Muck. Backfill. Mining. At Eagle Mine, underground mining employs long-hole stoping techniques to recover the ore. The deposit is accessed via a 1-mile long decline tunnel...

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Underground Mining Methods and Equipment - Edumine Online ...

Mining methods and their application for room and pillar, sublevel stoping, shrinkage stoping, vertical retreat, cut and fill, longwall mining, sublevel caving, block caving, square set mining and other methods. Layout and design of underground mine development and equipment requirements. Equipment and selection for...

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Underground mining | DOK-ING, robotic mine clearance and ...

The first encounter of DOK-ING and underground mining happened when its founder and innovator Mr. Vjekoslav Majetić visited the platinum mining pits of ... The introduction of extra low profile equipment in narrow reef (1,2 m) stoping operations showed the potential to add more value than conventional mining ad low...

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Mining - Gold Fields

Underground mines at St Ives are commonly extensions of open pit mines. Underground operations are characterised by common features, which allow a high level of standardisation in operating strategy, mine design, stoping methods, mining equipment and utilisation. Mines are accessed via declines, with additional...

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Chris Griffith, CEO Anglo American Platinum, Mining Indaba 2015 ...

Topic: “Modernisation – a vital step in building a sustainable mining industry in South .... testing of ultra-low profile mechanised remote controlled mining equipment. ... in stoping. These projects are all underground and on trial. Also with Atlas Copco we are developing a machine that uses disk cutting, for high rate access...

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Lasers - The Future of Mining | MINING.com

Mar 18, 2016 ... Modern technology and innovative thinking have combined to provide a creative new way to surface mine and mine underground. ... With the experience gained from the mining program, laser mining heads will be mounted on mobile equipment and used for driving drifts and development headings.

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Underground Mining Methods Handbook - Mining Books

Cut and Fill Stoping. Introduction to Cut-and-Fill Stoping. Principles of Stope Planning and Layout for Ground Control. Cut-and-Fill at Mount Isa Mines, Ltd. The Zinc Corporations Ltd. Cut-and-Fill Stoping at Star Mine. Cut-and-Fill ... Adaptation of Surface Mining Machines to Underground Mining. Gathering Arm Loaders.

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Download this report - HSRC

Underground mining uses tunnels, dug horizontally from the shafts, to access and transport the reef. The actual work .... COMRO's strategy in developing stoping equipment was to maintain a critical stock of knowledge ..... HH technologies. HH technologies were particularly appealing for Northam platinum mine because of.

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Major Mines & Projects | Mimosa Mine - Mining Industry Data

Stage, Production. Mine Type, Underground. Commodities. Platinum; Palladium; Rhodium; Nickel. Mining Method. Bord-and-pillar. Processing. Flotation. Mine Life, 15 years (as of Jan 1, 2017)...

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Implementation of a GHH Roof Bolter machine at Merensky Shaft ...

Dec 1, 2017 ... at Merensky Shaft (Booysendal Platinum Mine). – A Case ... MERENSKY – UNDERGROUND OPERATIONS. February 2015. June 2015. • 912m developed. • 127 694 tons ROM. June 2016. 9. • 8 021m² Stoped ... Excessive stoping widths were caused by the inability of the XLP equipment to deal with rolls.

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1.0 FIELD LOGS – FIELD ENGINEER_AB 1.1 Platinum Mines - MOSH

1.1 Platinum Mines. 1.1.1. Field Log 1. Date: 02-03-2015. Mining House A. Mine/ Shaft – N/A. Working Place 1. ▫ Underground training centre – Stope. ▫ Observed barring in ..... Stoping width varies between 1.4m high to 1.6m high. .... Miner indicated they would declare panel safe for machinery, then clean and then bar.

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Investigation into the causes of accidents on scraper systems in the ...

The various suppliers of scraper winch equipment are acknowledged in providing technical information. ... platinum mines to clean the rock from underground stopes and gullies after the blast. However, there are risks .... Review underground stoping layouts such that workers are separated from the scraper path. ✍ Improve...

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optimization of production planning in underground mining

This is to certify that the thesis entitled “OPTIMIZATION OF PROCUCTION. PLANNING IN UNDERGROUND MINING” submitted by Sri JITESH GANGAWAT in partial fulfilment of the requirements for the award of Bachelor of Technology degree in. Mining Engineering at the National Institute of Technology, Rourkela is an...

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Labour time in South African gold mines - South African History Online

Apr 25, 1999 ... example, emanate from the very expenditure of labour time underground when measured as a quantitative ... The candidate lived in the hostel compounds and worked underground with mining personnel and has been ... My files are full of the names of very many people on the gold and platinum mines, the.

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techno-economic optimisation of level and raise ... - WIReDSpace

Sep 24, 2007 ... platinum mining companies by the CSIR-Miningtek, noted that out of 19 possible R&D areas, layout optimisation is one ... minimising the waste stripping ratio, while in underground mine planning it principally requires .... Eighteenth International Symposium on Mine Planning & Equipment Selection (MPES.

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A case study from South Africa's mining sector - ieri

the efficiency of underground gold-mining operations. The Mrd marked the beginning of ... coMro's strategy in developing stoping equipment was to maintain a critical stock of knowledge internally in order ..... that its newly developed Northam platinum mine would be developed with. Free download from www.hsrcpress.ac.

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Final Research project for submission external exm reviewx - Core

Mechanisation Trials on Platinum Mines of the Bushveld Complex. Setshaba Nong. A research report submitted ... technology that is suitable for mining mechanised equipment must be able to ensure that it does so safely and without ... These include non-blasting and long hole stoping mining methods, both have the same...

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Platinum Group Metals Reports Second Quarter 2017 Results

Apr 17, 2017 ... Mine plans have been updated for current underground development positions and stoping tonnes from Block 11 are expected to increase in the months ahead. ... approximately $61 million ( February 29, 2016 - $58 million ) in development, construction, equipment and other costs for the Maseve Mine .

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