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Dynamic Blast Pattern Adjustments in Multiple Row Bench Blasting
By J R. "Dick" Daniel
One of the more common tasks in blast management is the adjustment of: shot geometry, explosive energy, and shot timing parameters to achieve changes in blast outcomes and costs. Many of these shot pa
Jan 1, 1996
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The Application of GPS Positioning and Drill Monitoring Technology
By Carl Hendricks
AQUILA Mining Systems Ltd. is the world leader in drill monitoring, control and GPS based drill navigation systems for the mining industry. This paper will review the general design and application of
Jan 1, 2002
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Staggered Parallel Cut in Small Headings the Most Cost-Reducing Alternative to All Other Cuts in Mechanized Drifting
By Max Pena Woolcott, Winfried Rosenstock, Maria Chappuis, Walther Hennig
"In a Peruvian-German Technical Cooperation project for the Mining Sector the ""Milpo-cut"" along with the electric initiation system has been successfully implemented in a Peruvian metal-ore mine.Spe
Jan 1, 1994
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Hole Cleaning Improvements through Tricone Bit Lug Design
By Clarence Zink
Aside from the mechanical properties and process of actual rock breakage, rotary drill bit performance is affected by several “post breakage” items: cuttings size, flushing air pressure, flushing air
Jan 1, 2006
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Numerical Design Optimization of Electric Discharge Impulse Crushing Method
By Hideaki Kitajima, Daisuke Fukuda, Kazuma Moriya, Katsuya Sasaki, Katsuhiko Kaneko
The purpose of this research is to analyze the fracture process and achieve design optimization of a splitting method for concrete and rocks termed the electric discharge impulse crushing method (EDIC
Jan 1, 2011
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Industrial Risk Assessment and its Applications to Commercial Explosives
By David Leidel
A major characteristic that distinguishes modern society from its predecessors is the understanding that events are not driven by the whims of the gods, pre-ordained fate or nature, but are controlled
Jan 1, 2007
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Theoretical Study and Possible Application of Blast Casting Technique in Phosphate Rock Strip Mining
By Salah A. Taqieddin
The blast casting technique of removing overburden is an innovative technique which was successfully used in the mining of certain surface coal and quarries. This method was found to be efficient in
Jan 1, 1992
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Innovative Landmine Neutralization
By Everett Clausen, Richard Walker
CIL/EVANinc and the Canadian Explosives Research Laboratory of the Government of Canada have evolved a concept developed by Research Energy of Ohio, into a landmine neutralization system that is the m
Jan 1, 1999
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Vibration Monitoring and Control of Blasting Associated with the Construction of a Highway Next to a Show Cave
By Paul Worsey, Gerald Rupert, Mark Kirkbride
The realignment of Highway H in the proximity of Crystal Cave (Springfield MO.) required the development of a blasting program that was both economical and efficient for construction, yet ecologically
Jan 1, 1997
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Improved Stability Through Optimized Rock Blasting
By R Holmberg, C Sjoberg, B Larsson
This paper describes the excavation of an underground naphta storage facility at Stenungsund in Sweden. The main purpose with this paper is to give an overall view of how the excavation was carried ou
Jan 1, 1984
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Blast Fragmentation Size Analysis Techniques and Application Experience
By Malcolm Scoble, Yves Lizotte, Ajit Singh
Fragmentation size assessment faces difficult problems, traditionally involving tedious and time consuming procedures. Early work had been directed towards developing empirical methods of predicting r
Jan 1, 1990
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Explosives Energy is Challenging Mechanical Energy for Overburden Removal
By Jim Petrunyak, Conny Postpack
The authors describe in this paper a systematic approach toward reducing coal production costs up to 35% through the use of explosives energy for overburden removal. In this system, explosives are emp
Jan 1, 1983
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Pre-Bench Blasting Design Based on Risk Analysis on a Quarry
By Gungor Tuncer, Ali Kahriman, Umit Ozer, Abdul Karadogan, Mehmet Aksoy, Ertugrul Kaya, Deniz Adiguzel
This research was performed on the quarry that will be opened to produce aggregates and rock filling material at Catalagzi region at Zonguldak providence. Excavations will be done by drilling and blas
Jan 1, 2009
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MINE AUTOMATION PROGRAM: Drill and Blast Analvsis
By Lawrence Mirabelli, Wayne Lidkea, Mario Paventi
On Januarv 1, 1996, INCO Limited, Tamrock OY, Dyno Nobel and CANMET formed a consortium for the development of robotic mining equipment called the Mining Automation Program (MAP). This project was a t
Jan 1, 2001
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Accidental Activation of an Emergency Rocket Flare and Evaluation of Ignition Mechanism Designs
By Christodoulos Xiouris, Ali Reza, James Karnesky
A rocket parachute signal flare is often used to signal a maritime emergency. In the general operation of these devices, a solid rocket motor propels a metal body to an altitude of approximately 1000
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Deltadet System from Delta Cap
By Kevin Dunfield
The Deltadet System is composed of: The Deltadet II electronic Detonator. A Field Terminal to create, modify or simply execute an existing blasting sequence. The radio remote controlled option is comp
Jan 1, 2004
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The Effects of Fault Planes on the Propagation of Vibration Waves
By Abdulkadir Karadogan, Zikri Keti, Umit Ozer, Mehmet Aksoy, Ulku Kalayci
This paper presents an investigation about how the motions of blast induced vibration waves were affected by the presence of the fault planes. This study was carried out at Espey Open- Pit Boron (Cole
Jan 1, 2012
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Preventing Blast Damage to Underground Infrastructure from Open Pit Operations
By C. Liley
Open cut blasting at the Ernest Henry mine has the potential to cause damage to nearby underground workings. This paper is a case study of the blast vibration management project which was conducted to
Jan 1, 2012
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History and Development of Packaged Explosives Progressing from Nobel's Inventions to the Recent Introduction of Emulsions
By Robert B. Hopler
"The story of packaged explosives begins with the use of black powder (also called gunpowder) in mining. Although discovered in the 13th century, it was not until 1627 that the first records of use in
Jan 1, 1991
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Designing Blasts by Simulation Rather than Solely by Trial/Error
By Roger Favreau, Patrice Favreau
Without blasting there can be no roads, no hospitals, no factories, not even foundations for homes. Yet in 1960 the only way to design a blast was by trial/error. By comparison, bridges were already d
Jan 1, 2013