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  • SAIMM
    Assessment of mass modulus of a weathered argillaceous rock

    By Chris M. Haberfield, Neil D. Benson

    The assessment of overall modulus (or stiffness) of a fractured weak to moderately strong rock mass is a key parameter in the design of civil engineering works in these materials. It also provides th

    Jan 1, 2003

  • SAIMM
    Proceedings, 107th Annual General Meeting, 2004

    The 107th Annual General Meeting of The South African Institute of Mining and Metallurgy was held at The Country Club, Johannesburg, Napier Road, Auckland Park on Wednesday, 11 August, 2004. Welcom

    Jan 1, 2004

  • SAIMM
    Presidential Address: Collaboration and Diversity in STEM

    By Z. Botha

    Sheryl Sandberg, the COO of Facebook, published a book titled 'Lean In', where she invites women to sit at the table. In summary, to 'sit at the table' entails not only embracing opportunity, but to a

    Sep 1, 2022

  • SAIMM
    Rock avalanche run out prediction: combined application of two numerical methods

    By R. Poisel, C. Scavia, Preh A., W. Roth, M. Pirulli

    ABSTRACT: Two methodologies for the three-dimensional simulation of the run out of rock avalanches are presented: one based on a granular approach and the other based on a continuum equivalent approac

    Jan 1, 2003

  • SAIMM
    Continuing Professional Development (CPD) For Professionals In Engineering - 1. Introduction

    Like it or not, CPD is upon us. As from 1 January 2006, all registered engineering professionals, i.e. professional engineers, professional engineering technologists, professional certificated enginee

    Jan 1, 2006

  • SAIMM
    Comment On The Paper: Design Of Merensky Reef Crush Pillar

    By F. S. A. de Frey

    The author would like to refer to his contribution to the paper `Design of pillar systems in South Africa' by Ozbay et al. 1. The authors agreed `wholeheartedly that further research, together w

    Jan 1, 2011

  • SAIMM
    The Smelting Operations Of Anglo American?s Platinum Business: An Update

    By R. J. Hundermark

    Keywords: Anglo American, Anglo Platinum Ltd, Waterval, Mortimer, Polokwane, ACP, pyrometallurgy, platinum, PGMs Anglo Platinum Ltd is the largest primary platinum producer in the world and operat

    Jan 1, 2011

  • SAIMM
    Metallurgy Of High-Carbon Steels For Railroad Applications - Synopsis

    By R. Ordóñez Olivares

    This manuscript focuses on the design and development of steels for the railroad industry and methods of testing them. Here are summarized the results of research focusing on alloy development and des

    Jan 1, 2013

  • SAIMM
    The interaction of rock mass properties and the project specific boundary conditions as basis for the design of deep excavation pits

    By R. Katzenbach, M. Vogler, U. Adamietz

    Abstract The design of deep excavation pits in rock mass is dependent as well on the mechanical properties of the rock mass as for example the orientation and the type of discontinuities like bed

    Jan 1, 2003

  • SAIMM
    An expert system approach in rock engineering risk assessment

    By A. V. Z. Brink

    Rock engineering risk is defined in this paper as a function of the potential ground motion; the vulnerability of the workplace; exposure of people; and a general term – quality of information. The pa

    Jan 1, 2003

  • SAIMM
    Design and construction of tunnel portals under difficult geotechnical conditions

    By R. M. Spang

    Abstract Between the German city of Dresden and the Czech capital Prague a 4-lane highway is under con-struction. At the outskirts of Dresden it will cross the narrow and deeply eroded Weißeritz V

    Jan 1, 2003

  • SAIMM
    Optimization of mill performance by using online ball and pulp measurements - Synopsis

    By B. Clermont

    Ball mills are usually the largest consumers of energy within a mineral concentrator. Comminution is responsible for 50% of the total mineral processing cost. In today?s global markets, expanding min

    Jan 1, 2010

  • SAIMM
    A new evaluation method of JRC and its size effect

    By T. Saito, S. Murata

    An original concept of JRC-diagram that can evaluate JRC and its size-effect by using a fractal model was proposed. In order to confirm the applicability of the JRC-diagram, first, JRC of the tensile

    Jan 1, 2003

  • SAIMM
    Sampling mineral commodities?the good, the bad, and the ugly - Synopsis

    A wide range of drill holes and process streams are sampled for resource estimation, grade control, and contractual purposes in the minerals industry. However, despite the availability of training cou

    Jan 1, 2010

  • SAIMM
    Coal Pillar Extraction Experiences In New South Wales

    By G. H. Lind

    New South Wales has a successful history of pillar extraction stretching back more than 60 years. Various methods of pillar extraction ranging from the rib pillar methods (such as the Wongawilli syst

    Jan 1, 2002

  • SAIMM
    Strong ground motion and site response of mine-induced seismic events

    By S. K. Murphy, S. M. Spottiswoode, A. M. Milev, D. Geyser

    A portable, stand-alone instrument especially designed for recording strong ground motion was used in this study to create a large database of peak particle velocities measured underground. A total nu

    Jan 1, 2003

  • SAIMM
    Mintek Thermal Magnesium Process (MTMP): Theoretical And Operational Aspects

    By M. Abdellatif

    Keywords: Magnesium, pyrometallurgy, Mintek Extensive testwork on atmospheric thermal magnesium production has highlighted certain important fundamental and operational factors that have a major i

    Jan 1, 2006

  • SAIMM
    The interaction between excavation of Trojane tunnel and an anchored pile retaining wall

    By V. Jovicic, J. Likar

    The knowledge of the geological sequence and hydrological conditions in the area of portals was the basis for the design of the entry of the highway into tunnel Trojane. Mudstone, claystone and sandst

    Jan 1, 2003

  • SAIMM
    Analysis of rock avalanches generated by large planar rock slides by means of numerical methods for discontinua

    By R. Ribacchi, P. Tommasi, C. Consorti, P. Campedel

    The runout of dry blocky rock avalanches produced by planar rockslides affecting a limestone formation with clayey interbeds is analysed by means of distinct element modelling. Numerical analyses are

    Jan 1, 2003

  • SAIMM
    As Cast And Heat-Treated Alloys Of The Pt-Al-V System At The Pt-Rich Corner ? Synopsis

    By B. O. Odera

    The Pt-based alloys have a high potential for replacing some Ni-based superalloys (NBSAs) used in the highest temperature and most aggressive environments, and vanadium would be a beneficial alloying

    Jan 1, 2012