Search Documents
Search Again
Search Again
Refine Search
Refine Search
-
Field-portable X-ray fluorescence analyzer for chemical characterization of carbonate-bearing base metal tailings: case study from Namib Pb–Zn Mine, Namibia
By S. Lohmeier, D. Gallhofer, B. G. Lottermoser
Reprocessing of historic gold tailings is a common activity in South Africa, while base metal tailings offer similar reprocessing potential. The historic base metal tailings of the Namib Pb–Zn mine (E
Sep 9, 2024
-
Hydrothermal Preparation of Biochar from Pent Coffee Grounds, and its Application for the Removal of Cadmium from Coal Tailings Leachate
By R. Weideman, M. Le Roux, F. B. Waanders, Q. P. Campbell, E. Fosso-Kankeu, D. Moyakhe
"*Paper written on project work carried out in partial fulfilment of B.Eng (Chemical Engineering) degreeSynopsisSpent coffee grounds were transformed into biochar using a hydrothermal method. Some of
Jul 1, 2019
-
Geology, Hydrogeology And Structural Competency Of The Boundary Pillar At South Deep Gold Mine
By M. van Biljon
The possible closure and subsequent flooding of South Deep Gold Mine?s neighbouring Randfontein Estates Limited No. 4 Shaft (REL 4) necessitated the construction of five concrete plugs in the connecti
Jan 1, 2006
-
Cokriging for Optimal Mineral Resource Estimates in Mining Operations
Cokriging uses a sparsely sampled, but accurate and precise primary dataset, together with a more abundant secondary data-set, for example grades in a polymetallic orebody, containing both error and b
Jan 1, 2014
-
Merits Of Using Andalusite-Based Refractories Compared To Bauxite-Based Refractories
By M. Nyoka
Historically bauxite-based refractories have been used in applications where andalusite-based refractories could work. Bauxite-based refractories were chosen over andalusite-based refractories mainly
Aug 1, 2013
-
Lateral Hydraulic Transportation Of Comminuted Reef And Waste In Future Concentrated Mining Operations
By H. J. Ilgner
The paper reviews the results to date of an integrated research programme currently being conducted by CSIR Mining Technology, aimed at impacting significantly on concentrated mining with face advance
Jan 1, 1997
-
A Decade Of Change - Mineral Exploration In West Africa - Introduction
By D. Pohl
The past decade has seen rapid expansion in the West African mineral exploration environment. This expansion has been largely driven by changes in ?Political climate ?Fiscal and legal regimes ?Ex
Jan 1, 1998
-
Various Techniques To Produce Low Carbon Ferrochrome
By A. M. Ghodgaonkar, P. J. Bhonde, R. D. Angal
Primarily ferrochrome is used to introduce chromium into steels and alloys. Chromium enhances hardness, hardenability, corrosion, abrasion and wear resistance of the steel. High carbon ferrochrome
Jan 1, 2007
-
Kriging, Indicators, and Nonlinear Geostatistics
By J. Rivoirard
Historically, linear and lognormal krigings were first created to estimate the in situ mineral resources of blocks. Nonlinear geostatistics and indicator kriging were subsequently developed to evaluat
Jan 1, 2014
-
Reply To N.M. Vegter ?Discussion On The Kinetics Of The Elution Of Gold From Activated Carbon? - In The Journal Of SAIMM, Vol. 97. 1997. Pp. 197?200
By M. J. Nicol
Mr Vegter has analysed, in some depth, the approximations made in the treatment of the kinetic data presented in the original by ourselves (ref.1) and has come to the conclusion that ?under the experi
Jan 1, 1997
-
Improved gravity separation systems utilizing spiral separators incorporating new design parameters and features
By D. M. MacHunter, M. K. Palmer
Refinement of design parameters and features has resulted in the development and commercialization of spiral separator models that offer enhanced performance for a number of application areas. Exam
Jan 1, 2003
-
Rock Mass Behaviour Under Seismic Loading In A Deep Mine Environment: Implications For Stope Support
By A. Cichowicz
In this study, techniques used to design earthquake-resistant structures are applied to the deep-level mining environment. Earthquake engineers seek to identify the cause of potentially damaging reson
Jan 1, 2000
-
Annual Report - For The Year Ended 30th June, 1999
Council for 1999/2000 President J.R. Dixon President Elect M.H. Rogers Vice Presidents Senior Dr L.A. Cramer Junior A.A.B. Douglas Immediate Past President R.P. Mohring Ho
Jan 1, 1999
-
Hot Work Modelling Of Two Equivalent Low Carbon Strip Steels Produced, Respectively, By The Cold Charge Route And By The Hot Charge Route
By W. Stumpf
Mean flow stress analyses from plant mill logs for the conventionally produced hot rolled low carbon steel from the Ispat Iscor Vanderbijlpark strip producing plant, indicated a higher temperature sen
Jan 1, 2004
-
The Most Common Error In Applying ?Gy?s Formula? In The Theory Of Mineral Sampling, And The History Of The Liberation Factor
The modern theory of sampling of particulate minerals essentially consists of a recent generalization of the procedures for applying and calibrating the formula usually known as ?Gy?s Formula? for sam
Jan 1, 2002
-
The Risks Associated With Mines In Dolomitic Compartments
By T. A. Ngcobo
Paper written on project work carried out in partial fulfilment of BSc Eng (Mining)degree The purpose of this report is to assess the risks faced by mines in dolomitic compartments in particular Kl
Jan 1, 2006
-
Processing Of Konkola Copper Concentrates And Chingola Refractory Ore In A Fully Integrated Hydrometallurgical Pilot Plant Circuit
By R. M. Whyte
The Konkola Deep Mining Project (KDMP) seeks to exploit the deep level potential of the Konkola Deeps orebody, producing high grade copper concentrates for treatment at the Nkana Smelter and Refinery.
Jan 1, 2001
-
Management Of A Major Slope Failure At Nchanga Open Pit, Chingola, Zambia
By W. A. Naismith
On 16 July 2004, at 07:10 a collapse of about 1.8 million m3 (about 4 ½ million tons) took place on the north wall on Nchanga Open Pit. This collapse was the result of a developing instability that wa
Jan 1, 2005
-
Reply To H.G. Denkhaus ?Brittleness And Drillability? - In The Journal Of SAIMM, Vol 103. No. 8. Pp. 523
A large number of brittleness concepts have been used in very different studies in the literature. One of them is the B1brittleness concept. In this study, the objective is to criticize the B1 brittle
Jan 1, 2003
-
Sidewall Design For Improved Lining Life In A PGM Smelting Furnace
By I. McDougall
The matte/slag tidal zone in a nickel-copper-iron-sulphide matte smelting furnace is subject to severe process conditions that can lead to premature failure of the lining. The MgO-FeO-SiO2 slag is agg
Aug 1, 2013