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east rand proprietary mines process

Underground operations of East Rand Proprietary Mines Limited

Underground operations of East Rand Proprietary Mines Limited (ERPM) to be placed on care and maintenance section 189a consultation process to begin. 19 November 2008. Johannesburg, South Africa, 19 November, 2008. DRDGOLD Limited (JSE: DRD NASDAQ: DROO) announced today that it has advised unions 

ERPM Gold Mine Wikimapia

East Rand Proprietary Mines (ERPM) is an underground mining operation which was established well over 100 years ago on the Witwatersrand Basin, 25 kilometres Some 300 000 tonnes of underground ore are processed through the ERPM plant a year, while 1.9 million tonnes of surface materials are process through 

ACID Mine Drainage Report Department of Water Affairs

assessment and reappraisal of the situation with respect to acid mine drainage, focusing on the sound but generic understanding of the process and the various components of the AMD problem in South Africa. . water level graph for South West Vertical Shaft at East Rand Proprietary Mines (ERPM) predicts that the 

Housing and population sprawl near tailings storage SciELO SA

By contrast, prospecting, excavation, processing a range of ore minerals and the reclamation of legacy gold mine tailings continue to make mining a major regional the Durban Roodepoort Deep (DRD) TSF on the west Witwatersrand and the East Rand Proprietary Mine (ERPM) TSF complex on the east Witwatersrand.

Mining seismicity in the Witwatersrand Basin: monitoring

These elements, such as minerals, metals and fossil fuels, have in fact been so discretely placed by earth processes and geological agents over earth time history, .. This resulted in the establishment of two underground monitoring systems at East Rand Proprietary Mines (ERPM) in 1961 (Cook et al., 1966) and Harmony 

Bongani Nkala and Others v Harmony Gold Mining GroundUp

May 13, 2016 Twentysecond Respondent. DOORNFONTEIN GOLD MINING COMPANY LIMITED Twentythird Respondent Twentysixth Respondent. EAST RAND PROPRIETARY MINES LIMITED . into the air as part of dust in the mining process, and mineworkers are exposed to such dust, the mineworkers inhale 

Ore reserve valuation of minedout areas and remnants at East

Oct 24, 2002 of mining on the Central Rand. The East Rand goldfield extends from the towns of Benoni and Brakpan southeast towards Nigel and. Heidelberg. Since most of the mineral and remnants at East Rand. Proprietary Mines (ERPM) . Digitizing is the process of transforming paper graphics. (maps, graphs 

Notice of Motion Richard Spoor Inc. Attorneys

(previously EAST DRIEFONTEIN GOLD MINING COMPANY. LIMITED AND DRIEFONTEIN CONSOLIDATED EAST RAND PROPRIETARY MINES LTD. (Registration number M18931000773106) . they will accept notice of service of all process in these proceedings. KINDLY TAKE FURTHER NOTlCE THAT if any of the 

A 3D geological model for the East Rand Basin NWUIR Home

The primary aim of this dissertation is to map the geology of the East Rand Basin accurately by creating a 3D model. Main Reef (MR) within the East Rand Proprietary Mines (ERPM),. Adjacent Layers(AL) mines, is a process where rock and minerals are excavated in long strips of up to a few meters thick, out from 

Board of directors, Corporate governance, Directors' report Harmony

Nov 14, 2003 and of East Rand Proprietary Mines. . of Rand Water. Rick Menell (50) BA, MA, MSc and deputy non executive Chairman of Harmony. Trained as a geologist, Rick has been a merchant banker in New York . d Providing direction to and equipping management to formulate a strategic planning process.

Minister launches longterm acid mine water solution

May 18, 2016 Water Minister Nomvula Mokonyane on Wednesday launched a longterm project to turn acid mine drainage (AMD) into safe water for commercial use as either industrial or potable water. The Minister chose the old southwest vertical shaft area of the dormant East Rand Proprietary Mines (ERPM) to launch 

Stable deformation of rock near deeplevel tabular excavations

Oct 10, 1971 This process consumes much of the energy released by extending the stope, and also relaxes the similar processes that result in earthquakes. Figure 1 shows a typical configuration of gold mines on the East Rand Proprietary Mine does indeed cor respond to elastic displacements resulting from.

Towards sustainable mine water treatment at Grootvlei mine

mines in the East Rand Basin close to Johannesburg: Grootvlei Proprietary Mines Ltd. (Grootvlei), Nigel Mining underground workings in the East Rand mining basin were dewatered from Sallies mine until. 1991, when pumping OF MINE WATER. Treatment at the HDS plant consists of the following major process steps:.

Towards sustainable mine water treatment at Grootvlei mine

mines in the East Rand Basin close to Johannesburg: Grootvlei Proprietary Mines Ltd. (Grootvlei), Nigel Mining underground workings in the East Rand mining basin were dewatered from Sallies mine until. 1991, when pumping OF MINE WATER. Treatment at the HDS plant consists of the following major process steps:.

Full text of "Journal South African Institute of Mining and Metallurgy"

O. Schweizer Reneke. General Manager. 1898 Atkin, Austin J. R, M.Aus.I.M.E. East Rand Proprietary Mines, Ltd., P. 0. Box 134, East Rand. Metallurgist. This is the process generally known as annealing, and by it brittle or overhard steel is converted to practically any degree of hardness required, the final hardness 

Nkala and Others v Harmony Gold Mining Company Limited Saflii

May 13, 2016 Nkala and Others v Harmony Gold Mining Company Limited and Others (48226/12, 31324/12, 31326/12, 31327/12, 48226/12, 08108/13) [2016] of the TB class against the twentyfifth respondent, DRDGold Ltd ("DRD") and the twentysixth respondent, East Rand Proprietary Mines Ltd ("ERPM").

Underground operations of East Rand Proprietary Mines Limited

Underground operations of East Rand Proprietary Mines Limited (ERPM) to be placed on care and maintenance section 189a consultation process to begin. 19 November 2008. Johannesburg, South Africa, 19 November, 2008. DRDGOLD Limited (JSE: DRD NASDAQ: DROO) announced today that it has advised unions 

Management of water levels in the flooded mines of the IMWA

In the years following this, underground operations ceased in the Central Rand and East Rand. Gold Fields Randfontein Estates in the West Rand, East Rand Proprietary Mines in the Central Rand and Grootvlei in the East . The lack of provision for mine planning as part of the mine closure process in the three original.

East Rand Mine Wikipedia

East Rand Proprietary Mines (ERPM) is a 120yearold underground gold mining operation on the Witwatersrand Basin at Boksburg, to the east of Johannesburg. The mine employed 2,740 people. It was the deepest mine in the world until 2008 at 3,585 metres depth, slightly more than the TauTona mine, also in South 

LEGACY OF THE MINE I ILAN GODFREY

'Legacy of the Mine' sets out to build a visual narrative that provides agency to those whose lives and livelihoods have been destroyed by mining processes. Acid mine drainage, East Rand Proprietary Mine, Johannesburg, Gauteng. ERPM continues to produce gold from its Cason dump surface retreatment operation.

Housing and population sprawl near tailings ResearchGate

Jan 27, 2016 processing a range of ore minerals and the reclamation of legacy gold mine tailings continue to make mining a major. regional industry. .. Figure 6: Time series progression of residential developments around the East Rand Proprietary Mine tailings storage facilities: (a) 1952 (b) 1991. (c) 2002 and (d) 

Disposal of the mining rights of East Rand Proprietary Mines Limited

Jul 25, 2014 Shareholders of DRDGOLD ("Shareholders") are advised that the Company, Ergo Mining Operations Proprietary Limited ("EMO") and East Rand Proprietary the high density sludge processing plant ("HDS Plant"), all material mining infrastructure and associated movable machinery, plant and equipment 

Abandoned miners left in limbo News National M&G

Nov 2, 2012 The area, called Comet Village by its residents, consists of 105 houses that used to be the married quarters for East Rand Proprietary Mines Ekurhuleni municipality spokesperson Sam Modiba said: "Once the environmental impact assessment process has been completed, the municipality will do 

Central Basin's AMD treatment plant tackles basin problem Mining

May 23, 2013 The Central Basin extends from Durban Roodepoort Deep (DRD) in the west to the East Rand Proprietary Mines (ERPM) in the east. Wayne Poulsen, senior site agent for Group Five, explains the basic treatment process: "An extraction pump station, including two huge dewatering pumps, will pump AMD 

Central Rand Gold

This Mining Right, which was awarded 14 months after the initial appliion, enables Central Rand Gold to mine gold at its Consolidated Main Reef, Langlaagte and Crown Mines and City Deep tenements. The Company's current mining right comes up for renewal at the end of 2016. A process to extend the term of the 

Disposal of the mining rights of East Rand Proprietary Mines Limited

Jul 25, 2014 Shareholders of DRDGOLD ("Shareholders") are advised that the Company, Ergo Mining Operations Proprietary Limited ("EMO") and East Rand Proprietary the high density sludge processing plant ("HDS Plant"), all material mining infrastructure and associated movable machinery, plant and equipment 

Acid Mine Drainage and its Governance GCRO

May 30, 2015 Rand Proprietary Mines (ERPM) in the east and the Eastern Basin is loed in the . a process to develop a longterm solution that, through a broader and more inclusive approach, will solve various In 2008, East Rand Propriety Mines (ERPM), one of the few mines still operating, ceased pumping and.

East Rand Proprietary Mine (ERPM Mine), Boksburg, Ekurhuleni

East Rand Proprietary Mine (ERPM Mine), Boksburg, Ekurhuleni District (East Rand), Witwatersrand field, Gauteng Province, South Africa : A gold mine, started in 1893. Typical Witwatersrand gold mineralisation. During its history one of the largest gold mines in the world, at one point also the deepest. In 1993, mining was