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A Novel Initiating System for Blasting Explosives
By R Fox, R Watt
On behalf of ICI's group of explosives companies around the world, a research programme is being undertaken to develop a new electrical shotfiring system which will have markedly improved safety featu
Jan 1, 1981
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Oil & Gas Well Perforating the Other Explosive Industry
By Richard Arsenault
The production of oil & gas from wells requires method of flow from the producing formation into the well bore. Once the well is drilled it will have casing pipe installed to protect the integrity of
Jan 1, 2007
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Journal: Blastserve A Discussion Forum for ISEE Members
Drilling through unconsolidated material I need to drill blastholes through a mix of consolidated and unconsolidated material. This material is hung up in an underground ore pass. The total length of
Jan 1, 2011
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Burden Velocity Measurement in Cast Blasting Operations at Mount Thorley Mine Using POWERWAVE Face Velocity Radar
By A T. Spathis, J J. Felice, W Klass
Cast blasting has become one of the most efficient ways to move waste rock in open cut coal mining. It is used at Mount Thorley Mine in conjunction with a dragline to move some of the overburden onto
Jan 1, 1992
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Blasting Procedures at the Republic Mine
By R C. Berglund
Since the Republic Mine began production in the mid 1950's, drilling and blasting practices have continually changed. In recent years, progress has been achieved through the development of more precis
Jan 1, 1980
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Weather and Blasting
By Jack Eloranta
Transmission of sound through the atmosphere is affected by local conditions. Anecdotal accounts of the sound of cannon fire traveling great distances go back to the Civil War. The Royal Society publi
Jan 1, 2000
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Explosive Destruction of an Underground Reinforced Concrete Bunker – Computer Hydrocode Simulation (d38b618a-cd5f-421d-af88-424d08f01edd)
By Dale S. Preece
A carefully designed and controlled in-place destruction experiment was performed on a concrete bunker buried in 4.27 m (14 ft.) of soil. The objective was to determine if the explosive charges would
Jan 1, 2007
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The Development of a Low Shock Energy Ammonium Nitrate Based Explosive (719231f0-e844-434c-a59b-03c7b4557859)
By Jaki M. Wilson, Neville T. Moxon
The detonation pressure of ANFO can be significantly reduced by the addition of low density materials such as polystyrene, bagasse, sawdust or perlite. Laboratory and field test results have shown tha
Jan 1, 1989
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A Long Round Test in Conventional Room and Pillar Mining
By Thomas Barkley
Mining tradition holds that a parallel round underground can not be any deeper than it’s smallest face dimension. ln other words, a mine using a 12’ (3.7 m) high by 24’ (7.3 m) wide room and pillar mi
Jan 1, 2000
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Blasting Optimization Using Autonomous Fragmentation Monitoring System
By B. Corrêa, M. Cavalcante
A large open pit iron ore mine in Brazil, which has a heterogeneous lithology, faces a challenge in defining drill and blast patterns to achieve the expected results. The mine needed to obtain an aut
Jan 1, 2024
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Advancing Blasting Method with Smart Drill & Blast Technology
By Ery Wardhana, Fathur Rozaq, Jeff Averett, Nella Lubis, Carl Lager, Herry Saputra, Rudolf Sitorus, Relinda Sanistrya, Hormat Sinaga, Andhiko Maharjono
Efficient drill and blast operations are crucial for achieving optimal fragmentation, productivity, safety, and operational efficiency for the mining industry. However, conventional methods face signi
Jan 21, 2025
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An Approach to Incorporate Rock Fabric Information in Blast Fragmentation Investigations
By Dirk van Zyl
Rock fabric information is often available from drill hole information and bench face mapping. An approach is presented to predict fragment size distribution of blasted material from this information
Jan 1, 1986
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PowerAN Emulsion/ANFO Explosives System
By John C. Brulia
PowerAN is a tradename of Atlas Powder Company for a new line of explosive products comprising blends of emulsion and ANFO in a variety of bulk and packaged grades. The bulk PowerAN grades are either
Jan 1, 1985
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Journal: 19th Annual Photo and Art Contest - Best of Show "Chimney Blasting"
By Walter Voglauer, Elisabeth Zechmeister
Description of Project: The four photos show a chimney blasting operation in Vienna’s district of Floridsdorf on May 4 2011. The blasting was done with two types of charges. An internal charge provide
Jan 1, 2013
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Demolition of the ADMP-1 Jackup Platform for Aramco in the Arabain Gulf
By J S. Brower
Disposing of the AMDP-1, Jackup drilling rig in the Arabian Gulf.
Jan 1, 1978
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Oxygen Balanced Emulsion-ANFO Blends for Use in Flammable Atmospheres
By Michael J. Sapko, Eric S. Weiss
The U.S. Bureau of Mines has been conducting research on the secondary explosion hazards associated with the mining of oil shale under gassy mine conditions. Explosive incendivity tests have been cond
Jan 1, 1990
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Professional Steps in the Blasting Process (3acbd7f6-5d01-4ca3-b044-14c0f9925760)
By Mark William Withey
Blasting safety in surface mining is a necessary industrial goal. Proper techniques and disciplines exercised during the blasting process enhance the probability of achieving that goal.
Jan 1, 1995
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Relative Shock And Heave – Underwater, Rock And Thermodynamic Irreversibility
By Michael Wieland
The work principle from thermodynamics is used to model the shock and heave for explosives shot in rock or under water, with the latter compared to reported results. The work principle utilizes restri
Jan 1, 2007
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A Case Study - Interpretation of Fragmentation Analysis Results to Improve Blast Performance and Realize Significant Cost Savings
By Charles Clark, Mark Mukhija, Jaime Klein
Comminution – the reduction in size of solid materials – is the most energy intensive component of the mining process (Bauer, 2015). It is estimated that comminution consumes around three percent of a
Jan 1, 2018
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The Effect of Faults, Delay Time and Scaled Distance on Vibration Parameters
By Enver Alan
In this study of applied explosives engineering the blasting applications are evaluated, which were carried out for research and development purposes at Yenisahra Station tunnels in Kartal Formation w
Feb 1, 2020