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Delta Carbonate, Inc. -The Development Of A New Calcium Carbonate Filler Producer
By J. Lizak
Calcium carbonate is one of the highest volume industrial mineral products in North America. It is used in filler and extender applications, roofing products, floor tile, glass manufacture, etc. Calci
Jan 1, 1992
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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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Deluge System Operating Effectiveness in Road Tunnels and Impacts on Operating Policy
By A Purchase, C Stacey
The procedure for operation of deluge systems installed in road tunnels is still a subject of debate. The work undertaken in this paper assists in the understanding of the effects of deluge in road tu
Jan 1, 2008
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Delving Deeper Into Foundation Slurry Rheology
By Greg Plutko
Laboratory testing has shown that the Marsh Funnel test can be significantly impacted by long-chain polymer entanglement. In general, shorter hydration time leads to more chain entanglement which in-t
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DEM as a Tool for Design and Optimisation of Mineral Processing Equipment
By Paul W. Cleary
"DEM application in mineral processing has for many years been heavily focused on simulating mills of various types. This method can be used to simulate many other aspects of mineral processing operat
Jan 1, 2003
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Dem as a Tool for Design and Optimisation of Mineral Processing Equipment (ABSTRACT PAGE)
By Paul W. Cleary
"Particle scale simulation of industrial particle flows using DEM (Discrete Element Method) offers the opportunity for better understanding the flow dynamics leading to improvements in equipment desig
Jan 1, 2003
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DEM Investigations Into The Processing Challenges Faced By A Primary Gyratory Crusher Installed In Nkomati Mine
By K. Kiangi
On installing the Metso Superior MK 54x75? primary gyratory crusher in Nkomati mine the crusher experienced severe power spikes greater than 1000kW which subsequently led to the crusher tripping under
Sep 1, 2012
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DEM Simulation of Mill Charge in 3D via GPU Computing
By R. K. Rajamani
Discrete Element Method simulation of charge motion in ball, SAG and autogenous mills has become a standard for design of mill internals, power draft evaluation, etc. Both two-dimensional and three-di
Jan 1, 2012
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DEM simulation of particle bed comminution at grain size level M. Klichowicz and H. Lieberwirth
By H. Lieberwirth, M. Klichowicz
The comminution at grain size level for the liberation of valuable minerals usually requires the highest size-specific energy. Therefore, the full understanding of the comminution process at this leve
Jan 1, 2020
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DEM Simulation of Solid Flow in an Ironmaking Blast Furnace ? Influence of Non-spherical Particles
By A. T. Adema
The cohesive zone, where the ore fed into the blast furnace softens and melts, is critical to the blast furnace performance and stability due to its influence on the gas and solid flow. This paper de-
Jan 1, 2014
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DEM Simulation of the Jaw Crusher with Complex Motion Jaws
By I. I. Beloglazov, G. A. Iusupov, A. Ju. Feoktistov
"The aim of this paper is to study the numerical modeling of the crushing process in a jaw crusher with complex motion jaws using Discrete Element Method (DEM). The main goals are to ensure the confor
Jan 1, 2018
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DEM Study of the Mechanical Behavior of a Leached Interface Upon Shearing
By C. Lambert
It has been shown that contacts between host rock and engineered barriers may be critical in the design of deep radioactive waste repositories. Water is expected to reach the interface zone after the
May 1, 2009
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DEM-PBM Approach to Predicting Particle Size Distribution in Tumbling Mills
By J. A. Delgadillo, C. A. Pérez-Alonso
"Tumbling mills using balls as grinding media are used extensively in the mining and cement industries to produce fine powders; however, it is well known that the process of size reduction is highly e
Jan 1, 2015
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Demagnetizing Coils And Magnetic Flocculators Used In Magnetite Beneficiation
By J. A. Bartnik, Gerald D. Rose, William H. Benson
New techniques in the magnetite and heavy media beneficiation industries demand more efficient magnetic dispersion and flocculation of the finely ground particles. Demagnetizing coils must produce sev
Jan 8, 1968
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Demand and production potential of coal in Canada
By A. Darragh
"Past Growth The Canadian coal industry has grown rapidly during the past two decades. Coal production increased over four-fold between 1965 and 1982; consumption almost doubled, imports remained rela
Jan 1, 1985
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Demand for Metals
The role of metals in the economy is discussed with regard to the flow of metals through to final demand and is illustrated by data for seven metals. Factors influencing the changing pattern of met
Jan 1, 1979
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Demand for Nickel Continues to Expand
By AIME AIME
BESIDES commanding increasing importance as an alloying element in combination with ferrous and other nonferrous metals, the variety of uses for pure nickel continues to widen. For coinage it is growi
Jan 1, 1934
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Demand Patterns for Lead and Zinc in the Mature Economies
By Sidney A. Hiscock
INTRODUCTION Lead and zinc are today rightly regarded as sister metals. Historically, however, they differ markedly with lead being known and in general use as the metal since 3000 BC in several c
Jan 1, 1986
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DEMATEL and ISM analysis of factors influencing coal spontaneous combustion in longwall gobs
By L. Zhou, J. Qiu, M. Tang, J. Wang, G. Dai
Coal spontaneous combustion in longwall gobs is a major concern in coal mines. In comparison to other hazards, this phenomenon is difficult to detect. Fifteen factors influencing coal spontaneous comb
Jun 10, 2024
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Demercurizing Technogenic Raw Material with the Aim Torecycle it
By V. V. Trusova, Shiyrav Gandandorzh, K. V. Fedotov, V. A. Domracheva
"In Russia, 1.1 million tons of mercury-containing waste are stored. The amount of mercury in soils and heaps of industrial enterprises is estimated at 3000 tons; in dumps, concentration tailings, slu
Jan 1, 2018