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  • ISEE
    Development of Ammonium Nitrate-Free Mining Explosives

    By Italo Onederra, Miguel Araos

    "Most of the current explosives for mining blasting activities are based on ammonium nitrate (ANFO, emulsions and watergels). AN-based explosives’ detonating properties were discovered in the 50’s and

    Jan 1, 2017

  • ISEE
    Influence of Rock Mass Properties on Blast-Induced Rock Movement

    By Behrouz Ohadi, Kamran Esmaeili, Bibhu Mohanty

    In most metalliferrous open pit mines with heterogeneous orebodies, blast-induced rock movement is a crucial outcome that has unfavorable impact on ore and waste segregation in the post-blast muck pil

    Jan 1, 2018

  • ISEE
    Better Fragmentation Through Team work At Dos Pobres Mine Safford, Arizona

    By Denard Brandt, Isidro Martinez, Greg Baker, Laura Slattery, Teddy French

    The Dos Pobres Mine is a copper oxide heap-leach mine located near Safford, Arizona. Mine production is 180,000 tons (163,293 tonnes) per day with a stripping ratio of 2:1. During the startup phase of

    Jan 1, 2010

  • ISEE
    Journal: Safety Talk / Crisis Management

    By William Reisz

    The explosives and blasting industry has a commendable safety and security record, especially over the last several decades. This is due in large part to our newer technologies, better training and ed

    Jan 1, 2012

  • ISEE
    Development of Controlled Blasting Pattern for Rock Excavation to Create Foundation of an Industrial Establishment

    By Dipankar Gorain, A K. Vishwakarma, Vivek K. Himanshu, Murari P. Roy, Shubham Singh, R S. Yadav

    The industrial establishments of a power plant consist of many important structures viz. cooling tower, wagon tippler, track hopper, plants and offices. The leveled foundation is the utmost need for e

    Feb 6, 2023

  • ISEE
    Resolution to a Conflict Regarding Blasting Near a High Pressure Pipeline

    By Randall Wheeler

    In early 2008 we were asked by a quarry to become involved in a conflict with a pipeline company concerning blasting near one of their underground high pressure gas lines. The pipeline company, withou

    Jan 1, 2011

  • ISEE
    Bench Blasting Design Based on Analysis of Blast-Induced Ground Vibrations at an Open Pit Coal Mine in Turkey

    By Gungor Tuncer, Ali Kahriman, Abdulkadir Karadogan, Alper Celtikci, Serdar Celik, Yucel Karakus

    This paper presents bench blasting designs based on results of vibrations analysis on test shots organized in an open pit coal mine located near to Soma district at Manisa province in Turkey. There ar

    Jan 1, 2012

  • ISEE
    Unexpected Explosions in Blasting Practice and Their Prevention

    By Xu Tianrui, Jin Xiang, Pen Dianhua

    Based on the results of research or investigation, this paper describes the causes of and countermeasures for unexpected accidents, such as premature, postponed or spontaneous explosions in blasting p

    Jan 1, 1996

  • ISEE
    HMX Based Electronic Initiation System for Blasting in High Temperature Ground and/or Extremely Reactive Ground

    By K. 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 1, 2024

  • ISEE
    Controlled Hard Rock Trench Blasting Close to a Buried Gas Pipeline under Pressure

    By M. Ganster

    Austria’s biggest supplier of oil and gas, transports gas through the West Austria Gasline for domestic consumption. In addition, the OMV also works as gas carrier and ensures the transit into neighbo

    Jan 1, 2010

  • ISEE
    Effect of Artificial Discontinuities Formed by Presplitting with Different Depths on Structural Damage Risk

    By Enver Alan

    This Research & Development (R&D) study was conducted in the field of applied blasting engineering in Ethiopia, within the AKH Railway Project, which was built in Girena, within the boundaries of the

    Feb 1, 2020

  • ISEE
    Case Study: Systematically Improving Drilling and Blasting Operations in Hard-Rock Mines

    By Reinhold Daykin, Piers Wendlandt, Nathan Rouse

    Drilling and blasting are key components of every hard-rock (i.e., metal/nonmetal/coal) mining operation. Well-executed and maintained drilling and blasting can have a major positive impact on the ove

    Feb 1, 2020

  • ISEE
    Detonation of Non-Electric Initiation Systems Across an Air Gap

    By B. Winterberg, C. Lewis, M. Starkel, C. Johnson

    Non-electric systems, specifically shock tube, have become the pyrotechnic detonator of choice over electric due to their safety regarding accidental initiation from stray radio signals. Typically, th

    Jan 1, 2024

  • ISEE
    Explosives Control Legislation in the New Congress

    By Reynold N. Hoover

    The bombing of the Murrah Federal Building in Oklahoma City, Oklahoma, on April 19, 1995, has once again renewed public debate surrounding the availability and use of explosives in the United States.

    Jan 1, 1996

  • ISEE
    The Effect of Charge Mass and Delay Timing on Airblast Overpressure

    By Adrian Moore, Dominic Hooton, Alan Richards

    Significant factors affecting airblast overpressure (AOP) emissions include charge mass per delay, distance from the blast site, burden, stemming height, and delay timing, topographic shielding, and m

    Jan 21, 2025

  • ISEE
    Tunneling in Thinly Foliated Rockmass Conditions

    By H. S. Venkatesh, G. Gopinath, R. Balachander, G. C. Naveen

    Punatsangchu Hydroelectric Project Authority is constructing 1020 MW underground hydroelectric project in Bhutan. The project envisages construction of concrete dam, Desilting Chamber, Head Race Tunne

    Feb 1, 2020

  • ISEE
    A High=Preformance Vibration Monitoring and Data Distribution System for Large-Scale Urban Development Projects

    By Robert Lee, Pertti Paavola

    Automated vibration monitoring and web-based data distribution has proven itself on the largest single construction project ever undertaken in Finland. The excavation for the Kamppi Center Project in

    Jan 1, 2004

  • ISEE
    Journal: 100 Years / The breakup of DU PONT

    By Robert Hopler

    On June 13, 1912, the final decree of dissolution of the DuPont explosives trust was handed down, and the resulting new companies began operating at the beginning of the new year. The property assets

    Jan 1, 2014

  • ISEE
    Blasting a Diversion Tunnel through the Abutment of a "Meta-Stable" Dam

    By Jennifer Williams, Donald J. Berger

    Originally built between 1913 and 1916, the Ashton Dam & Hydroelectric Facility has experienced various seepage and piping incidents since completion. Ashton Dam is located within 15 miles (24 km) of

    Jan 1, 2014

  • ISEE
    Productivity Increases Through Pattern Expansion With Ultra-High

    By Miguel Humpire Huamani, Gustavo Huerta Valer, Jorge C. Cárdenas Miranda

    As part of the continuous improvement and increase productivity to achieve the mining and extraction plan of a low-grade open pit copper operation, alternatives are required to expand the blast patter

    Feb 6, 2023