Search Documents

Search Again

Search Again

Refine Search

Publication Date
Clear

Refine Search

Publication Date
Clear
Organization
Organization
  • SAIMM
    Studies of strength performance and deformation characteristic of layered rock

    By P. He

    Abstract This paper introduces the test results of dark-gray calcium-shale, discusses the infection of strength characteristic and deformation characteristic due to the angle between structural planes

    Jan 1, 2003

  • SAIMM
    Modeling of plastic deformation and damage due to drying around a shaft in claystone

    By J. F. Shao, G. Duveau, W. Z. Chen, O. Ozanam

    In this paper, we present a sensitivity study for the numerical modelling of hydromechanical coupling around a shaft in partially saturated claystone. Two representative constitutive models have been

    Jan 1, 2003

  • SAIMM
    Effect of discontinuity orientation and spacing on the blasting performance in some open cast mines of TKI•-Turkey

    By H. A. Bilgin, A. Özgenog?lu, G. Kaçar

    In this study, the influences of rock mass properties on the blasting performance in open cast mines are investigated. To this end, discontinuity spacings and discontinuity orientations are measured a

    Jan 1, 2003

  • SAIMM
    Doppler depth of sump sensor ‘One shear, one shuttle-car load’

    By B. S. Spottiswoode

    Lack of visibility makes it difficult for continuous miner (CM) operators to judge the desired sump depth. The resulting inaccuracies have proven to lead to significant production losses. This problem

    Sep 1, 2001

  • SAIMM
    Green Topics - Environmental Management In Mining: An International Perspective Of An Increasing Global Industry

    By Janet M. Epps

    The international climate regulating environmental management in mining is rapidly evolving through the combined influences of the development of international guidelines, resolutions, protocols, tr

    Jan 1, 1996

  • SAIMM
    Parameter variability in the toppling stability of rock blocks

    By J. Muralha

    The paper presents the limit equilibrium equations for the analysis of toppling blocks on a rock slope. The safety conditions are assessed by a numeric procedure implemented in an Excel worksheet. The

    Jan 1, 2003

  • SAIMM
    An engineering classification for rocks and rock masses

    By T. Ramamurthy

    ABSTRACT : Rock mass classifications RMR, Q and GSI do not suggest decreasing modulus ratio with the decrease in the quality of rock. These have been linked to joint factor, Jf , for better predictio

    Jan 1, 2003

  • SAIMM
    Stability of large rock caverns excavated in a highly stressed region

    By Y. -J. Park, K. -H. You, Y. -T. Choi, Lee. H. -W.

    Many large caverns are being constructed in great depths in Korea mainly for the storage of oil and LPG. These caverns are mostly located near the port where rock conditions are reasonably good. In so

    Jan 1, 2003

  • SAIMM
    Coupled Elasto-Plastic Model for Hydraulic Fracturing of Unconsolidated Formations

    By I. Gil, J. -C. Roegiers

    Abstract Hydraulic fracturing is a technology that has been utilized for more than 50 years in the oil industry. It was originally used for stimulating hard, brittle formations which typically exh

    Jan 1, 2003

  • SAIMM
    Optimal planning of extracting works at the quarries of non-ferrous metallurgy of Kazakstan

    By I. V. Lunkin, E. B. Muhamedzhanov, A. B. Begalinov, B. R. Rakishev

    Almost all the ore deposits of ferrous, non-ferrous and rare metals of Kazakstan, are exploiting by the open-cast method, are the complex-structural, multi-component ones. Their rational working requi

    Jan 1, 2003

  • SAIMM
    Tailings based pipe-support systems

    By C. E. Hales

    In an effort to improve efficiencies and reduce costs, AngloGold has embarked on a process to develop and deliver consistent, high quality, tailings based support or construction products to stopes an

    Jan 1, 2003

  • SAIMM
    The link between the design process in rock engineering and the code of practice to combat rock fall and rockburst accidents

    The paper deals with the importance of design, and of codes of practice, in ensuring safe working conditions in mines. The design principles involved in the design process are dealt with, and the imp

    Jan 1, 2003

  • SAIMM
    Small scale laboratory experiments of boulders bouncing on granular slopes

    By V. Labiouse, B. Heidenreich

    The rebound phenomenon, which occurs during rockfalls when a rock block impacts with a slope surface, is influenced by several parameters related not only to the slope material but also to the block a

    Jan 1, 2003

  • SAIMM
    Spotlight on the design of comminution process

    By B. K. Loveday

    The South African Institute of Mining and Metallurgy hosted a School on 'The Practical Design of Comminution Processes' at Megawatt Park (near Johannesburg) on 14th to 16th May, 1991 Dere

    Jan 1, 1991

  • SAIMM
    The anisotropic nature of selected metamorphic rocks from Greece

    By P. Marinos, G. Tsiambaos, H. Saroglou

    Anisotropy is a characteristic of intact foliated metamorphic rocks (slates, gneisses, phyllites, schists). ?esting was used to establish the anisotropic behaviour of selected gneissic rocks. The effe

    Jan 1, 2003

  • SAIMM
    Rope and mechanical testing to improve safety

    By A. Peake

    Background The CSIR Division of Mining Technology assumed responsibility for the operations of the Hoist Rope and Mechanical Test Laboratories at Cottesloe in April 1999. The laboratories were pr

    Jan 1, 2003

  • SAIMM
    SMR Geomechanics classification: Application, experience and validation

    By R. Romano, E. Montalar, J. B. Serón

    The SMR geomechanics classification system (adaptation of RMR for slopes) is reviewed with data from 87 actual slopes in Valencia. In a research project, SMR has been applied by a GIS system, as a met

    Jan 1, 2003

  • SAIMM
    The Optimisation Of Mining Method And Equipment.

    INTRODUCTION This paper was originally presented at the Platinum Adding Value Conference, held at Sun City from the 4th to 6th October 2004. Narrow reef mining may not be applicable to the base m

    Jan 1, 2005

  • SAIMM
    Rockbursts in the period of mining activity reduction in Ostrava-Karvina Coalfield

    By V. Velicka, J. Ptacek, R. Snuparek, P. Konecny, G. Takla

    Coal mining in Ostrava-Karvina coalfield is being accompanied by rockbursts. 82 rockbursts occurred within the period between 1990 and 2002. Natural and technological factors from these rockbursts wer

    Jan 1, 2003

  • SAIMM
    Experiences with a methodology for determining pillar conditions

    By H. Wagner

    During the last few years a large number of pillars in different mines were investigated. Pillar conditions were evaluated using subjective, empirical, geophysical and numerical methods. A critical co

    Jan 1, 2003