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Discussions and contributions: Metal winning from low-grade ore by bacterial leaching
By A. W. Fletcher
Report of discussion at February, 1971, IMM general meeting (Chairman: M. J, Cahalan President) of a paper published in Transactions/Section C (Mineral Processing & Extractive Metallurgy), vol. 79, De
Dec 1, 1971
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Pilot-scale study of effect of mineralogy and particle size on flash smelting of nickel sulphide concentrates
By I. R. Stevenson, J. G. Dunn, T. N. Smith, L. C. Mackey
An experimental flash reactor has been developed to simulate the operation of an industrial flash-smelter reaction shaft. Four concentrate materials of differing mineralogical compositions were charac
Jul 1, 1991
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Subject index
Jan 1, 1984
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Air-decked blasting techniques: some collaborative experiments
By N. T. Moxon, D. Mead, S. B. Richardson
A laboratory and theoretical study of air decks was carried out to assess the effects of the size and location of air-decks on fragmentation. The degree of fragmentation was found to depend on both fa
Jan 4, 1993
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Acid leaching of glauconitic sandstone
By T. Sharma, T. C. Rao
Laboratory studies have been carried out on acid leaching as a possible route for the extraction of potassium from glauconitic sandstone. Leaching efficiencies with sulphuric, hydrochloric and nitric
Jan 12, 1992
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Cutoff-grade decisions in relation to an Indian copper-mining complex
By R. R. Tatiya
The following procedure was used to determine cut-off grades: define the orebody profile; plan the stope layout and quantify the work involved; formulate equipment-performance norms; calculate unit co
Jul 1, 1996
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Discussion: Carbon dioxide as an agent in extinguishing mine fires, with special reference to its application at the Senghenydd Colliery
By Evans E. C.
Discussion of the paper presented at the Manchester Geological and Mining Society' general meeting held in Manchester, March 14th , 1916, with Leonard R. Fletcher, President, in the Chair included co
Dec 1, 1916
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Mining design software - a critical review
By G. B. Hooper, G. A. Ferguson
The technical capabilities and user-friendliness of the major computer-aided mining design software systems are reviewed. Recent experiences with three systems are outlined to indicate the practical
Jan 12, 1992
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Geophysical exploration for nickel sulphide deposits in the Yilgarn block, Western Australia
By D. J. Esdale, D. F. Pridmore, F. W. Lindman, J. H. Coggon
Almost all the presently viable nickel reserves in the Yilgarn Block contain nickel in a sulphide phase. Both volcanic peridotite- associated (VPA) deposits and intrusive dunite-associated (IDA) depos
Jan 1, 1984
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Characterization of composition of mineral surfaces by laser-probe microanalysis
By F. Reich, S. L. Chryssoulis, K. G. Stowe
The surface chemistry of particulates from mineral processing streams can be determined by laser-probe microanalysis. The small area of analysis (2-30 micrometres) enables the surfaces of individual g
Jan 4, 1992
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Cost effectiveness of various development systems in Australian longwalls
By A Misra
In pursuit of solving the development rate problem the coal industry has investigated various development systems. While all the systems may improve the development rate they may not necessarily he co
Jan 11, 1996
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The UK's electricity supply position into the next Century
By D G. Jefferies
This paper covers National Grid's role in the electricity market, the growth of competition in both generation and supply in that market, and the resulting impact on fuel usage, prices and the environ
Jan 12, 1997
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Kinetics of chlorination of briquetted anatase by carbon tetrachloride
By E. A. Brocchi, D. H. Gameiro, P. K. Jena
Carbon tetrachloride was found to be a very efficient chlorinating agent for anatase concentrate, even at the low temperatures that were investigated (250-400 degrees C). For example, at 400 degrees C
Jun 13, 1905
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Tunnelling '91, sixth international tunnelling symposium held in London, 14-18 April 1991: Christopher Chope's official opening
By C. Chope
The Minister for Roads and Traffic's opening speech highlights some of the topics to be covered in the conference with particular reference to the Channel Tunnel, the recent breakthrough of whose serv
Jun 13, 1905
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The estimation of moisture in coal
By Winmill T. F.
(Paper presented at the Institution of Mining Engineers' general meeting held in London on 8th June 1916.) The conclusions reached in this paper may be summarized briefly as follows: (1) The method of
Dec 1, 1916
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Rare-earth element study of Bin Yauri gold deposit, Nigeria
By I. Garba
The Bin Yauri deposit in the Zuru schist belt of northwestern Nigeria is a vein-type quartz-sulphide-carbonate gold mineralisation hosted by a brittle fault zone. The occurrence of the mineralisation
Jan 12, 1992
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Q&A: Chris Hinde
By R. G. Jones
Chris Hinde talks us through his career from BSc in Mining Engineering to roles with Golder Associates, Schroder Securities, Mining Journal and SNL. He discusses the issues facing the mining industry.
May 1, 2015
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Formation of Magnetite
By Ruddle R. W.
Magnetite occurs in the reverberatory furnaces, blast furnace and converter (a) as the result of its presence in the materials charged, and (b) as the result of oxidation of the FeS in the charge in t
Jan 1, 1953
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Study of the chlorination and beneficiation of Egyptian chromite ores
By K. El-Barawi, Hussein M. Kamal
Chlorination was performed of iron-rich chromite ore from Barramyia, United Arab Republic (UAR), together with its concentrate. The effects of change of grain size, chlorine gas flow rate, time and te
Dec 1, 1971
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Parameters influencing kinetics of nickel extraction from a Greek laterite during leaching with sulphuric acid at atmospheric pressure
The mineralogical composition of the ore was determined and the mineral phases with which nickel is associated were identified. The ore was prepared by grinding to -420 micrometres and classification
Dec 1, 1991