Search Documents
Search Again
Search Again
Refine Search
Refine Search
-
Electronic Detonators and Lightning – part 2By C. Lownds, U. Steiner
In 2008 a paper from the same source describing four actual cases of exposure of electronic detonators to lightning strikes was presented. It was shown that electronic detonators, like other initiatio
Jan 1, 2009
-
A Long Round Test in Conventional Room and Pillar MiningBy 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
-
Safe Practices in Hostile Blasting / Rock ConditionsBy Gour Sen, Peter Bellairs
Blasting conducted in rock temperatures greater than or equal to 55°C (13 1 “F) and / or in rock containing sulphide minerals and their oxidation products can result in unplanned detonations. Blasting
Jan 1, 2000
-
The Importance of Keeping Accurate Records Time TrailsBy Brad Bockey
Whether you are a driver, blaster, or are in charge of filing, you must recognize the importance associated with DOT-required recordkeeping. As various agencies become intertwined with rules governing
Jan 1, 2011
-
An Overview of Explosive Industry in IndiaBy B. K. Rath
The Industrialization of a country depends on its mining activities to a great extent. In mineral production, India has a top rank not only in South Asia, at the global level too. Quantum of mineral p
Jan 1, 2000
-
Evaluation of Blast Damage to Pastefill at Louvicourt MineBy Hung Tran, Denis Fleury, (Ken) Qian Liu
Pastefill technology has gained an increasing popularity over the past decade. The main advantages are: environmental performance (mainly in tailings disposal), low operation costs and ease of operati
Jan 1, 2000
-
Stimulation of Methane Flow in Landfills by ExplosivesBy Anders Lagerkvist, Agne Rustan, Tommy Edeskar
Landfills containing house hold waste produces methane gas during its decomposition. This gas can be recovered and used for heating purposes or as fuel for vehicles. Gas drainage pipes are installed i
Jan 1, 2000
-
Parameters Affecting the Thermal Behaviour of Emulsion ExplosivesBy Robert C. Fouchard, Gordon Chalmers, David E. G. Jones, Ivana Alilovic, Phillip D. Lightfoot
There have been numerous international instances over the last several years in which pumping emulsion explosives has resulted in accidents, apparently as a result of increased thermal sensitivity und
Jan 1, 2000
-
Detonation Synthesis of Nanomaterials: Process Development and TestingBy Martin Langenderfer, Sergii Chertopalov, Catherine Johnson, Vadym Mochalin, William Fahrenholtz
The high temperature and high pressure of an explosive detonation can be used for the production of nanomaterials. The controlled detonation of explosive compositions along with the collection and cha
Jan 1, 2018
-
Characteristics of Pressure Wave Propagation in Emulsion ExplosivesBy Fumihiko Sumiya, Yuji Ogata, Masahiro Seto, Yukio Kato, Yuji Wada, Kunihisa Utsuyama, Yoshikazu Hirosaki
It is well known that emulsion explosives can be dead-pressed especially in underground blasting. Voids in emulsion explosives will affect such malfunction of explosives. To clarify the factors that a
Jan 1, 2001
-
Blasting for Wall Control and Stability using Electronic Detonators at the Bald Mountain Mine, NevadaBy Kurt Oakes, John Williams
Placer Dome, US operates the Bald Mountain Mine. The Bald Mountain Mine is a surface operation located in remote northwestern White Pine County in east-central Nevada, approximately midway between Elk
Jan 1, 2004
-
Detonation Velocity of Precompressed Emulsion ExplosivesBy Fumihiko Sumiya, Yukio Kato, Yoshikazu Hirosaki
Secluential blasting is one of the most popular methods in blasting. tiowever, it is well known that an emulsion explosive can be dead-pressed by dynamic pressure generated by the previous detonation.
Jan 1, 2002
-
Controlled Shaft Sinking Using Electronic Delay Detonators and Water BallastBy Greg Rappard, Francois Holowenczak, James Rickard
The King George V (KGV) Shaft forms part of MTR Corporation Limited (MTRCL) Works Contract 703 extension of the underground West Island Line on Hong Kong Island. The Shaft and the associated adit was
Jan 1, 2013
-
Adjusting Blasting to Increase SAG Mill Throughput at the Red Dog MineBy N. Paley
An engineering project was undertaken at the Cominco Alaska Red Dog Mine to determine the extent that Semi-Autogenous Grinding (SAG) mill throughput could be increased by blasting differently. The Jul
Jan 1, 2001
-
Advancing Blasting Method with Smart Drill & Blast TechnologyBy 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
-
Modelling Complex Shock Tunnel for Shock Interaction and Transfer TestingBy Catherine Johnson, Barbara Rutter
The shock tunnel located at the Missouri University of Science and Technology Experimental Mine is 65 feet 9 inches (20.0406 m) in length. The tests performed inside of this tunnel are either arena te
Jan 1, 2018
-
Deep Water Blasting on the River Nile in Southern EgyptBy Rob Grant, Manuel Lopez Cano, Mike Briggs, Ken Fletcher
The scorched desert sands and life giving waters of the River Nile in Egypt have been the back drop to awe inspiring engineering feats for over 4,700 years. The latest engineering marvel to grace the
Jan 1, 2004
-
High Profile Project in Historic Affluent Nashville Neighborhood Poses ChallengesBy Brent Coleman, Wade Hutchison
The Montgomery Bell Academy project is a parking garage structure topped by a soccer field. This project included expanding parking and moving the present tennis courts. The project is located adjacen
Jan 1, 2012
-
Tigerwin - A Window PC Code for Computing Explosives Performance and Thermodynamic PropertiesBy Per-Anders Persson
This chapter deals with the concepts of shock wave8 and detonation wavea together, because a detonation wave is really a shock wave, supported by the explosive reaction that the shock wave ignites and
Jan 1, 1998
-
Tigerwin - A Windows PC Code for Computer Explosives PerformanceBy Ed O'Connor, Per-Anders Persson, Manhong Zhou
This chapter deals with the concepts of shock waves and 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, 1997