Project report—pillar mining at No. 1 and 2 sub-shaft on Kloof Gold ...

9#), Leeudoorn (7#) and Kloof Gold Mine (1#,. 2#, 3#, 4#) and ... many of the pillar areas were inaccessible and thus ventilation conditions are ... using the software package, MinSim 2000. ➤ Required ... shaft area and that mining of the shaft pillar itself will not be ... method, however, is the fact that modelling of inelastic rock.

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South Deep Gold Mine - Wikimapia

South Deep Gold Mine The South Deep Project is owned and operated by Goldfields and is ... the equipping of the ventilation shaft in the next 18 months, with the ... block is situated between Gold Fields' Kloof gold mine and its South Deep gold mine .... The VCR will be mined by a low-profile mecha- nised mining method,...

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underground environmental challenges in deep platinum mining ...

cooling and ventilation requirements is the use of trackless diesel equipment for ... of mines. Efficient ventilation and cooling designs can play a major role in improving .... Mine layout and mining method ultimately dictate the minimum quantity of air .... Figure 6-Measurement of absorbed main fan power at Kloof Gold Mine.

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South Deep - EMJ - Engineering & Mining Journal

May 1, 2009 ... Gold Fields massive underground resources will extend South ... and is the reference most often used to undermine arguments that gold mining in South Africa is a sunset industry. ... When the sinking of the South Deep main and ventilation shafts, the ... This included the Driefontein and Kloof gold mines.

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Block Caving: Mining Specialization - EMJ

Jul 7, 2014 ... Meanwhile at Grasberg, Freeport McMoRan Copper & Gold (FCX) is well on its ... Even that will look insignificant once the Grasberg block cave comes on ... “There is not a block caving mine anywhere in the world that has not used his ... “The general knowledge and understanding of caving methods has...

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South Deep Turns to Mechanized Mining - EMJ

Apr 17, 2014 ... South Deep mine has a twin shaft system capable of hoisting 330,000 metric tons (mt) a month. ... Instead, amid the roar of ventilation and the thump of pumps that ... of workers can do in a month in conventional South African gold mines, ... a month normally at a mine like Kloof,” Pienaar said, in reference to...

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MECHANISED MINE DEVELOPMENT UTILISING ROCK ... - SAIMM

ventilation passes over a length of generally up to 60m in the vertical mode and ... cryderman type cleaning method is used; which supports concurrent equipping .... At Kloof Gold Mine South Africa, a 1 100 metre deep, 4.1 metre diameter.

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How Underground Mining Works | HowStuffWorks

Learn how underground mining works at HowStuffWorks. ... trapped 2,300 feet (700 meters) underground in a copper and gold mine. ... Surface mines excavate from the top down, a method that can become ... All underground mines have some crucial components in common: ventilation ... How do they deice airplanes?

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Work on ventilation shafts project at Palabora ... - Mining Weekly

Mar 20, 2015 ... Raiseboring and drilling services group Master Drilling will soon start with the ... of two ventilation shafts for refined-copper producer Palabora Mining Company ... wall piling civil construction method and the ROSS system was not used. ... “These new crew members have been retained, as they have proven...

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Underground mining (hard rock) - Wikipedia

Underground hard rock mining refers to various underground mining techniques used to excavate hard minerals, mainly those containing metals such as ore containing gold, silver, iron, copper, zinc, nickel, tin and lead, but also involves using the ... In deep, hot mines ventilation is used to cool the workplace; however, in very...

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Master Drilling Mulls Latin American Growth Opportunities

Raise-boring for underground mining is used for purposes of ventilation, ... which will use the RD8, said Jordaan, it is a lower-cost alternative and faster method...

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Archaeal Diversity in Waters from Deep South African Gold Mines

The archaeal communities in the deep gold mine environments exhibited ... the environment, they may provide important insights into the physiological ... Ultradeep gold mines utilize large volumes of chilled service water to cool the ventilation air, ... by using an adaptation of the Winkler method (20) within 24 h of collection.

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appendix i - Golder Associates

Nov 28, 2014 ... WASTE MANAGEMENT LICENCE AND WATER USE LICENCE ..... Palabora Copper (Pty) Ltd is an operational mine that extracts and beneficiates copper, vermiculite, magnetite ..... It is suggested that the raise bore drill method is used during the construction of the ventilation shafts and should blasting...

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Major Open-Pit Copper Mines Move Underground - EMJ

Jun 8, 2010 ... The world's largest copper and gold mine, Freeport McMoRan Copper & Gold's ... They will rely on this advanced level of mining engineering to successfully ... The mine would use 30 6.9-m3 LHDs to move ore from as many as 12 ... System (EESS) by block caving methods through a systematic set of lifts.

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Cooling Africa's Underground World | Chege Publishing

In little more than a year from contract award, they have delivered a complete turnkey project ... mining method and fleet selection are assessed to determine ventilation and ... coupled to a selection of ventilation and cooling configurations, can be ... refrigeration and air cooling installations at Sibanye Gold's Driefontein Mine...

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Large Diameter Vertical Raise Drilling and Shaft Boring Techniques ...

AngloGold's Western Deep Levels South Mine sub vertical ventilation shaft in ... Directional piloting and raise drilling used in conjunction with a shaft boring ... At Kloof Gold Mine South Africa a 1 100 meter deep 4.1 meter diameter hole was drilled ..... cleaning method is used, which supports concurrent equipping of a shaft...

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South Deep Gold Mine - Gold Fields

South Deep Gold Mine is an intermediate to deep level gold mine ..... These mining methods in the various projects of the mine can be summarised as follows:.

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Download... - csm space

Beyond this depth the air can be used as a carrier of mechanical cooling. ... Past work include refrigeration systems for Gold. Fields ... and ore transport method selections, all of which have a direct effect on mine ventilation costs and ... Participants are also encouraged to ensure they have 'administrator' access rights on the.

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Trends in productivity in the South African gold mining industry

gold mining sector, competitiveness, productivity, industry cost curve, labour ... this situation is prolonged for longer, most operations will be ... extensive use of ventilation and refrigeration to cool the ... Tying in with the conventional mining methods used, depth, .... because they provide a trend in costs as a mine matures.

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