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  • ISEE
    Rock Fragmentation Modeling Using a Neural Network-Based Approach in a Gold Open Pit Mine

    By Cesar Guerra, Alejandro Rojas, Dr. Jhon Silva, Luis Velasquez

    The ANN method is applied to predict the P_80 size in one open pit gold mine in Peru. The ANN was implemented in Matlab programming language, and the results from the ANN are compared with data obtain

    Feb 1, 2020

  • ISEE
    Advanced Electronic Blasting Technology, AEBT Breaking 3, 2015.000 Tonnes of Ore within a millisecond

    By Winfried Rosenstock

    AEBT has been available for a couple of years and is successfully applied in Australia. Up to now it was mainly used in coal surface mining at the Australian East- Coast. Presently, the proved results

    Jan 1, 2004

  • ISEE
    Drilling and Blasting in Thick Seam Coal Mines in the Powder River Basin

    By Denard A. II Brandt

    Today I would like to share with you some blasting practices used in the thick coal seam mines of Northeastern Wyoming. I will begin by giving you a general overview of a thick seam coal operation at

    Jan 1, 1984

  • ISEE
    Flyrock Elimination Program Part 3: 3D Bench Photogrammetry

    By Brian Sandhuas, Robert McClure

    All flyrock incidents have the potential to result in injuries or fatalities that can result in loss of company reputation, license to operate with clients, and bear the exposure to high cost liabilit

    Jan 1, 2012

  • ISEE
    Supporting Quarry Operations with Blasting Technology

    By Tacio Ferreira

    How state-of-the-art software, data analysis and communication applied to drilling and blasting techniques have have allowed quarries in the Midwest of the United States to improve results downstream

    Feb 1, 2020

  • ISEE
    Comparison of Highwall Control Methods at Bayswater Colliery

    By Tapan Goswami, Michael Croucher

    At Bayswater Colliery various methods of controlling highwall stabii were investigated. The use of presplitting was trialled and its effectiveness measured. The presplit hole spacing and explosive cha

    Jan 1, 1999

  • ISEE
    Violence Factor – The New Tool for Blast Performance Analysis

    By Dr. Calvin J. Konya, Anthony Konya

    Blast violence has always been a criteria that has been analyzed without a quantitative approach relying on opinions of those viewing the blast and oftentimes does not transfer between open-pit mines,

    Feb 1, 2020

  • ISEE
    Theory of Dynamic Confinement

    By Dr. Tristan Worsey, Dr. Jhon Silva-Castro

    Confinement is an important aspect of blasting. Reducing and increasing confinement can determine whether a blast design performs properly. Over-confined shots usually have poor fragmentation, higher

    Jan 21, 2025

  • ISEE
    Minimising Coal Damage and Loss Due to Cast Blasting

    By Tapan Goswami

    The main objective of the blasting phase in a coal mining operation is to maximise the coal recovery. However, coal loss due to blasting is a serious problem. The Australian Coal Association Research

  • ISEE
    Minimising Coal Damage and Loss Due to Cast Blasting

    By Tapan Goswami

    This paper discusses the importance of coal mapping, the rock properties of the roof and floor interface of the coal seam, and the significance of loading and initiating designs in minimising coal dam

    Feb 1, 2020

  • ISEE
    Calculating Shock Wave Overpressure from High-Speed Video

    By Catherine Johnson, Kelly Williams

    Advances in high-speed video imaging make it possible to see the refraction of light due to the high-density gradient at the shock front without the need for parabolic mirrors or additional light sour

    Feb 1, 2020

  • ISEE
    A New Approach to the Shock Energy/Gas Energy Concept

    By Thierry Bernard

    Today, experimental measurement of the shock energy/gas energy pair, or pool test, has now become virtually standard. But pool" energy per m(exp 3) of bedrock has no significance for explosives used i

    Jan 1, 1994

  • ISEE
    Blasting Topologies for Electronic Initiation Systems

    By D. Lansburg

    Electronic detonators are increasingly being used in today’s blasting in quarries, seismic, surface and underground mines. Electronic detonators offer several distinctive features over electric and no

    Jan 1, 2011

  • ISEE
    Application of Rudimentary Signature Hole Analysis

    By Michael Laing

    Blasting regulation and restrictions are tougher today than ever before. When blasting in population centers, strict limitations are often placed on the environmental effects caused by blasting, more

    Jan 1, 2017

  • ISEE
    Computational Fluid Dynamics (CFD) Versus Traditional Methodologies to Assess Airblast from Blasting

    By Estefania Aramayo, Jhon Silva, Todor Petrov

    Blasting is one of the most critical activities in a mining operation. Nowadays, many quarries have to follow a considerable quantity of environmental restrictions that drive the need to improve the c

    Feb 6, 2023

  • ISEE
    Examination of Timing Requirements for Optimization of Fragmentation Using Small Scale Grout Samples

    By O Omidi

    Selection of delay times to optimize fragmentation has been a controversial topic among researchers and blasting practitioners. This paper reviews previous experimental information and presents the re

    Jan 1, 2014

  • ISEE
    Blast Damage Predictions from Vibration Measurements at the SKB Underground Laboratories at ASPO in Sweden

    By Conny Sjoberg, Finn Ouchterlony, Bjorn Jonsson

    This contribution reports an investigation of the blasting damage in the contour of an access ramp to a Swedish underground laboratory for nuclear waste related studies. Near zone vibration measuremen

    Jan 1, 1993

  • ISEE
    Understanding Single Salt, Dual Salt, and Multiple Salt Bulk Emulsions and Emulsion Blends

    By Dr. Bronwynne Victor, Quentin Steyl, D. Scott Scovira

    Bulk emulsions and emulsion blends may be formulated with a single salt, dual salts, or multiple salts. Blasting professionals familiar with single salt ammonium nitrate emulsion products may be less

    Feb 1, 2020

  • ISEE
    Development of Scaled Damage Criteria for Blasting

    By Jorge Alvarez

    In a large-scale open-pit mining operation, continuous efforts are made to control damage to the slope walls. An essential tool in this effort is determining the PPVc (critical peak particle velocity)

    Jan 21, 2025

  • ISEE
    Efficient Blasting for Bench Stability and Fragmentation Results Improvement

    By Javier Illanes Pizarro, Gustavo Huerta Valer, Jorge Cárdenas Miranda

    Bench stability is the basis of sustainability in an open pit mining operation. Taking care of the pit walls while maintaining fragmentation results can prove a challenge. In this study, technical pro

    Feb 6, 2023