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Compressive Strength Is Not Enough (Assessing Pick Wear Rates for Drag Tool Equipped Machines)
By Simon T. Johnson, Robert J. Fowell
The application of roadheading and drag tool equipped machines requires an assessment of both cutting performance and tool consumption. Neither parameter can be assessed purely from compressive streng
Jan 1, 1986
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Compressive Strength Of Iron-Ore Agglomerates
By Marc. A. Meyers
The analysis of the phenomena involved in the determination of the compressive strength of iron-ore agglomerates leads to the identification of the important parameters. It is shown mathematically tha
Jan 1, 1981
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Compressive Strength of Iron-Ore Agglomerates (1876Transact1ons Vol 274)
By M. A. Meyers, P. P. Meyers
The analysis of the phenomena involved in determining the compressive strength of iron-ore agglomerates leads to the identification of important parameters. It is shown mathematically that the pellet
Jan 1, 1984
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Compressor Ar De Alimentação- Fabrica De Oxigênio Nº 1 Da Arcelormittal Aços Planos América Do Sul - Engenharia Reversa Nos Rotores Do 3º E 4º Estágios De Compressão
By Eduardo Luiz Sales Marinho
A Fábrica de oxigênio da AMT produz gases O2 e N2, utilizados no processo de produção de aço. Neste processo de fracionamento de ar, existe um compressor de ar que é responsável pela captação do ar at
Sep 25, 2017
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Compromising Technology with Field Expedience in Fragmentation Evaluation
By Jason M. Ryan
"Along with recent advances in computer technology have come cost-effective systems desiiedto evaluate fragmentation distributions through digital images of particles. In mining operations andmineral
Jan 1, 1998
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Computation Of Human Upper Airway Volumes From Tracheal Acoustic Impedance Measurements
By B. Whitmoyer, J. Tian, J. E. Sneckenberger, M. A. Jerabek, C. A. Chandler
A computational procedure has been developed to determine the lung volume function for the upper airways of the human respiratory system. This analytical procedure computes a person's partial lun
Jan 1, 1991
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Computation of Magnetically-Supported Free Surface by a Coupled Finite/Boundary Element Method
By S. P. Song
A computational methodology based on the coupled finite element and boundary methods is developed to predict the free surface shapes of electrically conducting liquids supported by the electromagnetic
Jan 1, 1996
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Computation Of The Load/Settlement Behaviour Of HP-Bearing Piles - 1. Introduction
By E. E. De Beer
This paper describes a method for the determination of the settlement of an individual H-bearing pile, based on the results of CPT-tests. As implied by the nature of the problem, no analysis perform
Jan 1, 1987
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Computation of Thermal Gradient During Solidification Modeling of Single Crystal Investment Castings
By Andrew L. Puwis
Methodologies were presented for computing the thermal gradient associated with single crystal solidification in macroscopic computer modeling. The. heat transfer, and solidification of a shaped inves
Jan 1, 1994
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Computational Analysis of the Dynamics of the Metal Spray in the Nucleated Casting Process
By Robin M. Forbes. Jones, Suhas V. Patankar, Ramesh S. Minisandram, Jr. Carter, Kanchan M. Kelkar
"The nucleated casting process currently under development has the potential for production of Ni-base superalloy preforms that possess superior microstructure to product made by conventional casting
Jan 1, 2004
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Computational and Experimental Investigation of Spiral Concentrator Flows
By Golab K, Partridge AC, Fletcher CAJ, Holtham P
Spiral concentrators are used globally in the fine coal processing industry to segregate particles, by gravitation, on the basis of density and size. Consisting of an open trough that twists verticall
Jan 1, 1998
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Computational And Experimental Investigation Of Spiral Separator Hydrodynamics
By J. A. Reizes, C. A. J. Fletcher, T. Jancar
Spirals play an important role in fine coal and mineral processing. To date, almost all spiral designs have been empirically based. Although many operational units have evolved utilising this approach
Jan 1, 1995
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Computational density functional theory study of triazine adsorption on sperrylite (100) surface
By X Zhang, B McFadzean, P E. Ngoepe, B Nemutudi, P P. Mkhonto, S Pikinini
There is still a huge challenge in efficiently recovering the arsenides minerals that are largely concentrated in the Platreef Bushveld Complex which constitutes about 21 per cent of the platinum grou
Aug 24, 2022
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Computational Design of Ultra High-Strength, Corrosion Resistant, Secondary Hardened Landing Gear Steel
By C. Kuehmann, B. Tufts
QuesTek Innovations has applied its Materials by Design® methodology to computationally design a new ultra high-strength corrosion resistant steel. Ferriurn® S53 eliminates the need for toxic cadmium
Jan 1, 2006
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Computational Experiment in the Mechanics of Materials
By Nils Lippmann, Ulrich Weber, Siegfried Schmauder, Jr. Mishnaevsky
"A computational approach to the optimization of fracture resistance of multiphase materials (here - high speed steels) by varying their microstructure is presented. The main points of the optimizatio
Jan 1, 2001
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Computational fluid dynamic modeling of a medium-sized surface mine blasthole drill shroud
By W. R. Reed, J. P. Rider
"The Pittsburgh Mining Research Division of the U.S. National Institute for Occupational Safety and Health (NIOSH) recently developed a series of models using computational fluid dynamics (CFD) to stu
Nov 1, 2016
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Computational fluid dynamic modelling of a waste-heat boiler associated with flash smelting of base metal sulphides - Synopsis
By J. J. Bezuidenhout
The waste-heat boiler is used within the Sulphide flash smelting process as the main dust and energy recovery unit. The large volume of off-gas discharged from the flash smelter is at a very high temp
Jan 1, 2008
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Computational fluid dynamic modelling of two phase flow in a hydrocyclone - Synopsis
By M. J. Leeuwner
Computational fluid dynamic (CFD) modelling is used to research the complex flow structures that exist in a hydrocyclone. By simulation of a two phase (water and air) flow system, the internal flow an
Jan 1, 2008
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Computational fluid dynamics (CFD) investigation of impacts of an obstruction on airflow in underground mines - SME Transactions 2012
By L. Zhou, A. Martikainen, G. Goodman
Continuous airflow monitoring can improve the safety of the underground work force by ensuring the uninterrupted and controlled distribution of mine ventilation to all working areas. Air velocity meas
Jan 1, 2012
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Computational Fluid Dynamics (CFD) Modeling of Free-Surfaces and Particle Capture in a Vortecone Scrubber System Scaled for Installation on Continuous Miners
By O. A. Velasquez, A. R. Kumar
"Continuous miners are often equipped with a flooded-bed dust scrubber to clean the air from close to an active underground coal mining face. However, its impingement screen is prone to clogging due t
Jan 1, 2018