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  • ISEE
    Evaluating the Fragmentation Data from Copper and Gold Mines

    By Sedat Esen

    "This paper presents a critical review of the fragmentation data obtained from some large open pit copper and gold mines. Database ncludes 35 mines with Uniaxial Compressive Strength values ranging fr

    Jan 1, 2017

  • ISEE
    Blasting Seismographs: Transfer Functions, Standards and Accuracy

    "In this work a blasting seismograph was tested on a vibration shaker controlled by a single-point laser Doppler vibrometer (LDV). A total of 43 tests were made to measure the transfer properties(tran

    Jan 1, 2017

  • 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
    Journal: Safety Talk / MSHA Winter Alert Beat Winter Hazards, Win with Winter Alert

    By MSHA website

    “Conditions at underground and surface coal mines can change dramatically during the winter months,” said Joseph A. Main, assistant secretary of labor for mine safety and health. “We must be ever mind

    Jan 1, 2011

  • ISEE
    Emulsion Breakers for Waste Explosives

    By Maja Franjic, Ian Tolliday, Chris Collins, James Wiltshire

    Ammonium Nitrate Emulsions (ANE) are a large segment of the explosives market for the mining industry. These emulsions are generally designed to be very stable but when breakdown does occur, removal o

    Jan 21, 2025

  • ISEE
    Flyrock Elimination Program Part 2: Profilers and Boretracks

    By Eric Roller, Elliott Giles

    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
    Evaluation of Blast Vibrations from Sekkoy Surface Coal Mine In Turkey

    By H. Bilgin, Sedat Esen

    In this paper, the ground vibrations induced by blasting for stripping work at Sekkoy Open Cast Coal Mine belonging to TKI Yenikoy Lignite Mine (YLI) are investigated and the procedures for monitoring

    Jan 1, 2001

  • ISEE
    Recent Projects: New Technique for Silo Removal

    By Bert Bahnson

    As farms decrease and subdivisions increase there is a continuing demand for easy and safe silo removal. A few years ago I attended one of the Omni istribution explosive classes and was impressed by

    Jan 1, 2006

  • ISEE
    Tehachapi, CA, Double-Track Project, Rock Slope Design and Excavation

    By Thomas Pallua, William C. Gates

    "Two major railroad companies have identified several segments along the railroad corridor betweenTehachapi and Bakersfield, Kern County in California that require construction of a second track to im

    Jan 1, 2017

  • ISEE
    Journal: Coal Creek rebirth: Just add explosives

    By Michael Milstein

    Northwest Research Station said as more and more older dams are removed to benefit fish, it’s become clearer that rivers rework themselves quickly.“Where the dam is relatively small, it’s a quick resp

    Jan 1, 2010

  • ISEE
    Ground Reaction Time Measurement and Modelling for Improved Blast Outcomes

    By Richard Turnbull

    Maules Creek mine is an open cut coal near Boggabri in the Gunnedah Basin of New South Wales, Australia. The mine is currently operating at an annualised run rate of 9.5Mt of saleable coal. The plan i

    Jan 1, 2018

  • ISEE
    Implementation of narrow veins mining in a zinc mine

    By M. Gonçalves Peixoto da Silva, E. Rodrigo Carvalho Souza Siqueira

    Mining in narrow veins is commonly applied for precious metals, generally carried out to extract gold in underground mines, due to the ore occurrence on narrow veins, mainly up to 2-meter large. The c

    Jan 21, 2025

  • ISEE
    Fragmentation Optimization Techniques using 5.5 inch Hole Plugs at the Holcim Cement – St. Genevieve Quarry

    By Douglas Bartley

    As the economy continues to slowly recover, our industry continues to finds ways to increase productivity while being forced to cut costs. The drilling and blasting process is the starting point of an

    Jan 1, 2012

  • ISEE
    Blasting soft, plastic mineral inside a silo at a copper mine

    By Benjamin Cebrian

    Metallurgical testing at Cobre Las Cruces prior to production at the mill was done with overburden gossan. Some of that test gossan was a very fine material, wet by the water conditions at the bottom

    Jan 1, 2010

  • ISEE
    Rapid Advances in Electronic Initiating Systems

    By Andre Koekemoer, Gys Landman

    At the moment, electronic initiation is migrating from a position of a specialist niche to that of a more widely applied technology. Ease of use and deployment rate are becoming aspects of greater con

    Jan 1, 2011

  • ISEE
    O'Shaughnessy Dam Hydroelectric Project

    By Alan Hooper, James E. Mischler

    Construction began in 1984 for a 5 megawatt hydroelectric power retrofit at the O'Shaughnessy Dam for the City of Columbus, Ohio. The construction necessitated excavation of limestone bedrock up to 27

    Jan 1, 1986

  • ISEE
    Initial Testing of a Speed of Sound Test Apparatus for Powdered Explosives

    By Barbara Rutter, Shonn Kevin McNeil

    "This study discusses how a prototype was built to measure the sonic velocity in powdered explosives.The sonic velocity of an explosive is a benchmark to determine if the explosive deflagrates or deto

    Jan 1, 2017

  • ISEE
    Blasting for Wall Control and Stability using Electronic Detonators at the Bald Mountain Mine, Nevada

    By Kurt Oakes, John Williams

    Placer Dome, US operates the Bald Mountain Mine. The Bald Mountain Mine is a surface operation located in remote northwestern White Pine County in east-central Nevada, approximately midway between Elk

    Jan 1, 2004

  • ISEE
    HMX Based Electronic Initiation System for Blasting in High Temperature Ground and/or Extremely Reactive Ground Phase 2 – Blasting Campaign in Western USA

    By Karl Dufresne

    Blasting in geothermally high temperature ground and/or extremely reactive ground is an increasing common challenge for surface and underground mines. Many current PETN based non-electric and electron

    Jan 21, 2025

  • ISEE
    Pyrotechnic Mortar Pressure and Exit Velocity Study

    By R. Sibley, K. Perry, E. McCorkle, M. Coy

    Black powder has been used in fireworks since the 10 th century in China. To this day, black powder still has a variety of uses, including fireworks, and remains relatively unchanged. Black powder is

    Jan 1, 2024