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Use of Single Charge Vibration Data to Interpret Explosive Excitation and Ground Transmission Characteristics
By O E. Jr Crenwelge
Frequency domain, single-charge vibration signatures are used to interpret the characteristics of explosive impulse excitation and ground vibration transmission. The effects of charge height, charge s
Jan 1, 1988
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Orica Osx™ 5 Degradable Emulsion Seismic Explosives
By Deane Tunaley, Clint Brearley, Steven Kotsonis, Richard Goodridge, Tom Smylie
Explosives are widely used in the Oil & Gas Industry for subsurface mapping via measurement of reflected sound waves as each charge is detonated. To complete a seismic survey, several thousand explosi
Jan 1, 2014
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Wipfrag and Wipjoint - To Measure, Record and Predict Blast Results
By John A. Franklin, Tom C. Palangio, Norbert H. Maerz
WipFrag systems I and II have become the world standard in photoanalysis systems to measure fragmentation. Mines, quarries and excavating contractors can now easily measure blast results and track the
Jan 1, 1997
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Synergy between Drilling/Blasting and Loading/Hauling for CO2 Emissions Combined Reduction
By Pierre De Pasquale, Aquilino Antonio Alvarez-Castro
Greenhouse gas emissions are now an essential issue for extractive industries. Actually, lowering of quarry energy consumption and CO2 emissions participates to answer both environmental and financial
Jan 1, 2016
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An Investigation of The Characteristics of Linear Shaped Charges Used in Demolition
By Paul Worsey, Seokbin Lim
There are two major types of shaped charges, conical and linear (Ref 1, 2). Conical shaped charges are used to perforate targets and are mainly used by the military as anti armor weapons and by the oi
Jan 1, 2003
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Planning for Optimum Dragline Performance
By Mark A. Williams, James D. Humphrey
Without question, draglines are one if not the most effective tools available to the surface mining industry for overburden handling. With few moving parts and a two- or threeman crew, this machine si
Jan 1, 1990
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Alternatives to Shovel/Truck Pre-Stripping: Three Case Studies
By Richard R. Marston, Scott Herr, Steve Pries, Donald L. Jr Ewart
The purpose of this paper is to identify and examine alternative methods (other than shovel/truck stripping) of effecting the pre-stripping of consolidated overburden, in conjunction with dragline str
Jan 1, 1992
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Impact of fine Aluminum on ANFO Explosives
By O. Rielo, P. Katsabanis
Traditionally fine aluminum is not used in dry commercial explosives due to the hazard associated with aluminum dust explosions during mixing. An industrial process has been developed which enables th
Jan 1, 2009
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Electronic Detonators Technology of the Future
By Aloke Verma, R. Singh, S. Jana, C. Sawmliana, P. Pal Roy
On July 21, 2004, a trial blast using electronic detonators was conducted in India for the first time in an opencast mine at Pundi-E Quarry of TISCO, West Bokaro. Orica-IEL conducted the test using el
Jan 1, 2006
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Shock Waves and Detonations, Explosive Performance (Tiger Code Theory)
By Per-Anders Persson
This chapter deals with the concepts ofshock waves aud detonation waves together, because a detonation wave is really a shock wave, supported by the explosive reaction that the shock wave ignites and
Jan 1, 1994
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Blasting at Dacotah Cement
By Lyle Dennis
Emphasis on increased production while maintaining rigid quality standards has necessitated a change in blasting technology at Dacotah Cement's limestone and gypsum quarries. The following three metho
Jan 1, 1996
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Tall Structure Response to Close-in Urban Blasting in New York City
By Cathy Aimone-Martin, Robert Brentar, Brent Meins, James Lauer
Vibration measurements of multi-story structures in an urban environment began 3 years ago in New York City during close-in blasting to adopt correct measurement procedures and recommend revised groun
Jan 1, 2014
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Vibration Characteristics on Surface and in Underground Openings from Opencast Mine Blasting
By M. Roy
Safety and stability of underground coal mine workings are always in danger when opencast mines are operating in close proximity. A study was conducted to investigate the level of vibration generated
Jan 1, 2007
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Blasting Program Optimization with Emphasis on the Control of Blast Vibration and Airblast
By Frank Sames
Most Blasting Programs are developed focussing on the environmental impact with respect to blast vibration and airblast. Compliance with existing regulations or policies limiting the immissions are ge
Jan 1, 2000
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An Oriented Explosion Damming in Mudanjiang River No 2 Power Plant in 1979
By D P. Yang, Yang R. G
The laws of throwing and heaping of engineering blast are important for making use of throwing and heaping of thrown body to form certain shape, such as building dams by directional blast. The article
Jan 1, 1999
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Report on the New Risk Criteria Proposed by the RCC Risk Committee
By Tom Pfitzer, Alice Correa, Meredith Hardwick
The past decade has brought significant changes in the use of risk-based criteria for safety within the U.S. Department of Defense. The Range Commanders Council (RCC) chartered a working group to deve
Jan 1, 2007
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Application and Economics of Overburden Casting: Can it Work for You?
By Conny Postupack
To make money in mining coal you have to sell it for a lot more than it cost you to get it out of the ground. And yet, every year it cost us more and more to stay inbusiness, while the price we get fo
Jan 1, 1990
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Overburden Blast Cast Designs, Factors Affecting Results and Economics
By Connie Postupack
The purpose of the workshop is to show the effect of various blasting factors on the overall results.
Jan 1, 1994
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Further Improvement to a Safe and Efficient Procedure to Blast, Excavate and Dispose of a Reactive Rock Type (ce9ea776-1b07-4cf4-ab21-135f14ac5eea)
By M Ash, P Bellairs
The world class iron ore mines at Mt Whaleback, Tom Price and Paraburdoo located in the Hamersley Province of Western Australia must mine the Mt McRae Shale to obtain high grade ore from the Dales Gor
Jan 1, 1995
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"Synchronized Blasting Demolition of Workshop and Chimney under ComplicatedConditions"
By Jun Yang, Zongshan Zou, Mei Qu, Jianjun Zuo
For technical renovation of the thermal plant, one frame structure workshop of 50,000 m2 (59,800 yd2) construction area and one reinforcement concrete chimney of 150m (492 ft) height shall be demolish
Jan 1, 2016