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Relocating Mining?Induced Seismicity at the Trail Mountain Mine
By Meagan S. Boltz
From October 2000 to April 2001 a local array of fourteen seismograph stations was deployed at the Trail Mountain Mine (TMM), an underground coal mine in Emery County, Utah, to locate mining-induced s
Jan 1, 2012
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Strata Management with Ground Behavior Assessment for Mass Exploitation of Coal Deposits: A Case Study of Continuous Miner
By Sanjay Kumar Singh
The mechanics of load transfer in bord-and-pillar mining is not well understood despite the evolution of the art of pillar extraction over the last 20 years via trial and error (empirical) or Rock Mas
Jan 1, 2012
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Deep water excavation with shaped charges: a case history in Lake Mead, Boulder City, Nevada, USA
By Roberto Folchi, Hans Wallin
Lake Mead, the largest man-made reservoir in the United States, is located about 30 miles southeast of Las Vegas, Nevada. For the construction of Lake Mead third water intake, which is entirely placed
Jan 1, 2012
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A Philosophical View On The Testing Of Rock Support For Rockburst Conditions ? Synopsis
Physical testing of rock support for rockbursting conditions has been carried out for over 40 years. A review of this testing shows that it has been mostly component?based, rather than actually testin
Jan 1, 2012
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A Method to Calculate the Dynamic Strain Tensor from Blast Vibration Records - Theory and Measurement Error Analysis
By Ruilin Yang
"Blast vibrations are essentially a strain/stress wave propagating in rock or structures inthe vicinity of a blast. However, blast vibration has always been quantified in terms ofpeak particle velocit
Jan 1, 2012
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Sustainability For Nature And Mankind
By M. Javier
Defining the concept of sustainability is an important step for industry and society. It is necessary in order to clarify what it means when debunking the many misinterpretations pervasive in differe
Jan 1, 2012
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Removal of Pb(II) By Modified Watermelon Peel Adsorbent
By Bo Jiang, Lianyun Liu, Hongmin Zhu, Kai Huang
"Watermelon peel is selected as a novel adsorbent to remove Pb(II) from aqueous solution. A simple saponification process is proposed to modify the peel and the adsorbent is characterized by SEM and F
Jan 1, 2012
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Recognizing And Exploiting Intellectual Property
By C. Stacy
The mining industry is changing rapidly. Competition among OEM and aftermarket vendors increases dramatically each year as a result of mergers and acquisitions, and especially technology advancements
Jan 1, 2012
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Effect Of Nanobubble On Different Particle Size Coal Flotation
By M. Fan
Froth flotation is the most widely-used method of separating fine coal, especially coal with coking properties. However, froth flotation is not efficient for treating ultrafine coal and coarse coal pa
Jan 1, 2012
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Systematic and Integrative Ore Characterization of Massive Sulfide Deposits: An Example from Voisey’s Bay Ni-Cu-Co Ovoid Orebody, Labrador, Canada (04913908-4a26-4595-9614-f2dc6fc1cbc9)
By P. J. Sylvester, D. H. C. Wilton, R. I. Wheeler, M. A. E. Huminick, D. Evans-Lamswood
"Abstract — Systematic characterization of the mineralogy of massive sulfide ore deposits can provide valuable insights into ore genesis and metallurgical processing that would not be apparent otherwi
Jan 1, 2012
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An Overview of Spodumene Beneficiation
By D. Imeson, T. Grammatikopoulos, G. Pearse, M. Aghamirian, C. Mohns
"Spodumene mineral is a source of lithium for lithium ion batteries. Thus, the production of a spodumene concentrate with an approximate grade of 6% Li2O is targeted. Traditionally, spodumene is conce
Jan 1, 2012
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The Spillway Dilemma For Mine Tailings Closures
By T. Clarkin
This paper presents a hydrologic closure design concept to minimize the risk of water discharges from closed mine tailings facilities. It evaluates the applicability of U.S. Nuclear Regulatory Commiss
Jan 1, 2012
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Effective Logistics And Planning For A Global Market
By A. L. Hauff
As US Coal producers are looking more and more to the international markets, they face the complex job of planning and managing transportation logistics which make effective use of production capabili
Jan 1, 2012
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The Next Generation of Cable Bolts for Improved Ground Support
By Stephen C. Tadolini
PC-Strand tendons, commonly referred to as cable bolts, have become a major rock reinforcement device for underground mining and civil applications. The most common configuration is a 1+6 strand, whic
Jan 1, 2012
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Deep Unconsolidated Strata Water Injection Test And The Monitoring By Borehole Embedded FBG
By J. Chai
In order to find the behavior of dewatered unconsolidated strata during the process of injecting water through a borehole, a new type of fiber Bragg grating (FBG) sensing system was successfully used
Jan 1, 2012
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An Overview of Optimizing Strategies for Flotation Banks
By M. Maldonado, J. A. Finch
"A flotation bank consists of a serial arrangement of cells. How to optimally operate a bank remains a challenge. This article reviews three strategies for optimizing bank performance: air profiling,
Jan 1, 2012
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Experiences And Projections On Sag Mill Multivariable Predictive Control
By R. Fuenzalida
Since 2007, a number of Multivariable Predictive Control (MPC) Applications have been implemented on SAG mills, among others, within the Kairos Mining Concentrator Automation Program using ?Profit Con
Jan 1, 2012
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Some Pitfalls And Misuses Of Rock Mass Classification Systems For Mine Design ? Synopsis
Rock mass classification systems are extensively used in rock engineering design work, and mine design is no exception. Among the systems most widely used for mining-related design work are the NGI 0-
Jan 1, 2012
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Controlling Vibrations Caused by Underground Blasts in LKAB Malmberget Mine
By Z X. Zhang
Ground vibrations from the blasts of the LKAB mine at the Malmberget town had reached 18-19 mm/s from year 2000 to 2002. From 2004 to 2010 the maximum vibrations had been reduced to 9 mm/s and most vi
Jan 1, 2012
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Perceived And Realized Benefits Of Paste And Thickened Tailings For Surface Deposition ? Synopsis
Interest in the potential use of high-density, thickened tailings has recently increased significantly. Reasons for considering this new technology vary across projects, but commonly include the need
Jan 1, 2012