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  • ISEE
    Single Round Blasting of 10 Food Diameter x 65 Foot Depth Emplacement Shaft Collars at the Mercury, Nevada Test Site

    By Tom Short, Bill Beam

    Some of the weapons testing shafts at Mercury, Nevada require depths of 1000ft and diameters of 10 feet. The top 40 feet to 65 feet is drilled, blasted and excavated by Large caisson type augers in or

    Jan 1, 1991

  • ISEE
    Improved Fragmentation and Safety with Proper Borehole Loading Techniques

    By Lars Osen

    Both fragmentation and safety can be improved by following proper procedures in loading boreholes. Proper loading procedures such as primer location, borehole sealing, decking, and stemming along with

    Jan 1, 1985

  • ISEE
    Improving the Amount of Material Cast at Highvale Mine Using Electronic Detonators

    By Robert Slivinski, Kyle Hobbs, Michael Stern, John Willox, Brad Jewson

    Prairie Mines & Royalty Ltd. produces over 12 million tonnes annually of thermal coal for TransAlta’s Sundance and Keephills power stations from the Highvale Mine. This opencast mine is next to a lake

    Jan 1, 2008

  • ISEE
    Journal: 20th Annual Photo Contest / Boiler House

    By Ryan Redyke, Jared Redyke

    The demolition of an old power plant boiler house in Parsons, Kansas calls for the use of some linear shaped charges. The steel is thick and the structure is heavy but gravity can be a blaster’s best

    Jan 1, 2015

  • ISEE
    An Overview of the Effect of Soil Properties on Explosive Cratering

    By Denis Rickman, Jon Windham, Stephen Akers, Byron Armstrong

    The soil crater formed by detonation of an explosive charge is of considerable military interest because of the common use of explosives to create soil obstacles. The soil crater is also an important

    Jan 1, 2010

  • ISEE
    Reactivity of ANFO Mixtures with Midwest High Sulfur Coals and Pyrites

    By John W. Brown

    For seventeen years, I have been involved in surface coal mining in the Mldwest coal fields only to find that once again, I have experienced a problem that was not known to exist in our area. The exis

    Jan 1, 1992

  • ISEE
    Forthcoming European Directive on Pyrotechnic Articles

    By R. Wharton, M. Bagley

    The paper reviews the likely introduction of a European directive covering the sale of pyrotechnic articles in member states of the European Union. The background and structure of the directive are de

    Jan 1, 2007

  • ISEE
    Modeling Coal Seam Damage in Cast Blasting

    By Dale S. Preece, Stephen H. Chung

    "A discrete element computer program named DMC_BLAST (Distinct Motion Code) has been underdevelopment since 1987 for modeling rock blasting (Preece & Taylor, 1989). This program employsexplicit time i

    Jan 1, 1999

  • ISEE
    Experimental Investigation on Forced Transition of Gaseous Explosives from Combustion to Detonation in Pipes

    By Chen Aiping, Wei Banyun, Chen Canchang

    "The gaseous explosives consisting of combustible gas and combustion-supporting gas wereused in the opening end of a steel pipe and the ignition was in the closed end of the pipeusing continuous air f

    Jan 1, 1993

  • ISEE
    Journal: Security Matters Procedures to follow When Explosives Are Taken in a Crime (e.g., Theft)**

    By Unknown

    Contact Local Law Enforcement Authorities. Contacting the local law enforcement authorities is essential to the quick recovery of explosives taken in a crime. Contact Local ATF Office. The local ATF o

    Jan 1, 2009

  • ISEE
    Granite Blocks Extraction by Detonating Cord in Different Italian Quarry Basins: an Overview of Design and Operation Practices

    By Mauro Fornaro, Marilena Cardu, Renato Mancini

    Detonating cord cutting is widespread in dimension stone extraction, especially in the case of hard, abrasive stones as granites, an important resource for Italian industry. General data on this produ

    Jan 1, 1994

  • ISEE
    Numerical Simulation of Fragmentation During the Throw Stage of Blasting

    By C H. Ryu

    This paper presents a simplified two-dimensional numerical model of block fragmentation in a Jointed rock mass during the late or throw stage of a blast after wave effects have subsided. The model is

    Jan 1, 1986

  • ISEE
    The Effect of Rock Strength on Perimiter Blasting and the "Blastibility" of Massive Rock

    By Qingshou Chen, Paul N. Worsey

    It has been recently argued that rock strength has little effect on the final results of pre-split blasting and is of only minor importance when blasting rock in general. However, it can be shown that

    Jan 1, 1986

  • ISEE
    Supression of Blast Pressure and Noise from Implosive Type Connectors

    By Ettore Contestabile, Cameron Thomas

    Implosive-type electrical/mechanical connectors such as XECONEX have been used extensively for joining electrical transmission lines. This implosive action of explosives has also been applied to other

    Jan 1, 1995

  • ISEE
    Supression of Blast Pressure and Noise from Implosive Type Connectors (b7d7fd43-f48c-43a3-af6c-8966c9e70d51)

    By Ettore Contestabile, Cameron Thomas

    Implosive-type electrical/mechanical connectors such as XECONEX have been used extensively for joining electrical transmission lines. This implosive action of explosives has also been applied to other

    Jan 1, 1995

  • ISEE
    An Assessment of Ore Waste and Dilution Resulting From Buffer/Choke Blasting in Surface Gold Mines

    By Dale S. Preece, J Paul Tidman, Stephen H. Chung

    A discrete element computer program named DMC_BLAST (Distinct Motion Code) has been under development since 1987 for modeling rock blasting (Preece & Taylor, 1989). This program employs explicit time

    Jan 1, 1998

  • ISEE
    Rugged Emulsion Explosive Formulation #37 - Candidate Permissible

    By Michael S. Wieland, Thomas C. Ruhe

    Delay blasting in underground coal results in shock waves traveling through the coal that can damage delay charges remaining in the blast pattern. Undetonated explosives which are dynamically desensit

    Jan 1, 1992

  • ISEE
    On the Influence of Powder Factor on Mucking Rate

    By Lina Lopez, Jose Sanchidrian, Manuel Lopez, Pablo Segarra

    Previous work in which rock properties and blasting parameters (geometry, charging and timing) were reported together with truck filling times, is taken as a starting point for a thorough analysis of

    Jan 1, 2008

  • ISEE
    Effects of Firing Time Variations and Explosive Array Length on Seismic Wave Propagation from Quarry Blasts

    By Sharon K. Reamer, Klaus G. Hinzen, Brian W. Stump

    "This study investigates seismic wave propagation from two production shots in a limestone quarry. Our motivation is to investigate the efficiency of two superpositioning techniques. The production sh

    Jan 1, 1991

  • ISEE
    Energy, Strength and Performance, and Their Implications in Rating Commercial Explosives

    By B Mohanty

    Several parameters such as, Energy, Strength, Brisance, Impulse, and Bubble Energy, are in common use in the explosives industry today to rate commercial explosives in terms of blasting performance. H

    Jan 1, 1981