Search Documents
Search Again
Search Again
Refine Search
Refine Search
-
Selective Flocculation Of Fine Phosphate Materials (8c939b54-ad68-4cf0-a2e6-037610cedf74)
By H. Sis, D. Dahlin, S. Chander, C. Summers
Bench-scale selective-flocculation tests were conducted on samples of Florida and Western phosphate process tailings. Physical, mineralogical, and surface characteristics were determined for both typ
Jan 1, 2002
-
On-Site Daily Mineralogy - SIDMIN Program
By Fuzail Siddiqui
"The SIDMIN program aims at filling the mineral processor’s need to know the deportment of ‘minerals of interest’ not just ‘elements of interest’ that pass through the processing plants. Generally, ch
Jan 1, 2000
-
The spray conversion of nickel flash-furnace matte
By Kobayashi M, Kametani H
Particles of nickel flash furnace malle (45 per cent i) were oxidized in a dropping-particle furnace. The particles melted and the molten drops simulated those produced by the atomization of molten ma
Jan 1, 1986
-
On-line Measurement of Magnetic Susceptibility for Titanium Minerals Processing (07ecfeb8-974f-4465-9d0b-cf00ad6e74cf)
By P N. Holtham
Magnetic separation is routinely used in the processing of titaniumminerals, and the efficiency of these operations can be determined bymeasuring the magnetic properties of the process streams. The va
Jan 1, 2001
-
Sélection optimale des quantités d'explosifs basée sur des contraintes de production et un résultat d'analyse de régression multiple
By J. L. Collins
"Une recherche debutee en 1987 tente de cerner divers éléments ayant un impact sur la productivite miniére, de facon à améliorer la planification des operations souterraines. II a été possible de recu
Jan 1, 1990
-
Behavior Of Grouted Shaft Helical Anchors In Clay
By Alan J. Lutenegger
Some years ago, a method was developed to incorporate a grout column around square-shaft helical screw-piles and anchors to increase shaft buckling resistance under compression loading. An additional
Jan 1, 2011
-
La industria del fierro y acero en el hemisferio occidental
By Enrique Monge Gordillo
Si bien el fierro es el metal más barato en la industria minera, el incremento de su demanda y agotamiento gradual de sus depósitos, genera que su costo se eleve progresivamente. Por tal motivo, el ob
Jul 20, 1959
-
Project Delivery
By E Skinner, G Lane
Project delivery strategies are determined by project context, business case requirements, scale of project, market conditions, ownerÆs capability and preference, contractorÆs experience, resource and
Jul 15, 2013
-
Application Of The Q-System To Australian Underground Metal Mines
By Max F. Lee, Warren A. Peck
The applicability of the Q-system [Barton et al. 1974] to Australian underground metal mines is discussed with reference to two common design issues: ground support for horizontal mine development, an
Jan 5, 2007
-
Stuck in Traffic and Boiling Over - Why project-level thinking can?t fix portfolio-level problems
By Stuart Elliot
Brownfield project portfolios are notoriously hard to manage. Day to day there is a constant stream of changes and challenges within projects and across the whole program. When the budget year is over
Nov 1, 2011
-
Biological Sulphide Production for Process and Environmental Applications
By Lyn Jones, Mike Bratty, Rick Lawrence, David Kratochvil
"The treatment of water is required at many mining operations to remove metals and prevent the discharge of contaminated water to the environment. In other cases, water treatment is used to provide be
Jan 1, 2006
-
Nonmetallic Inclusions (8152b893-62a3-4fc3-b322-c57b584e00d0)
THE solid nonmetallic inclusions present to some extent in all commercial steels have been variously designated. In early references they were usually called slag inclusions, and this terminology is s
Jan 1, 1951
-
Paper No. 130. Gold Dredging in Otago.
As the chief field of the gold dredging industry in Otago is the district traversed by the Molyneux River (called above Cromwell the Clutha) and its tributaries, a brief reference to the geology of th
Jan 1, 1903
-
Investigation Of Pillar-Roof Contact Failure In Northern Appalachian Stone Mine Workings
By Gabriel S. Esterhuizen, Anthony T. Iannacchione
The roof rock in underground limestone mines in Northern Appalachia can be subject to high horizontal stresses in spite of the shallow depth of the workings. The high stresses can cause roof stabilit
-
Dynamic Analysis Correlation Of Standard Penetration Resistances With The Adhesion Of Very Stiff To Hard Clays On Driven Piles
By Chris D. Thompson
In Southern Ontario, Canada, piles are frequently driven through competent clayey soils to obtain end bearing on extremely dense till or bedrock. One reason for this is the difficulty at assessing the
Jan 1, 2002
-
OFR-9-71 Wire Rope Applications And Practices Associated With Underground Coal Mining In The United States
By C. H. Larsen
A 9-month study of the uses of wire rope associated with U. S. underground coal mining is reported. Rope applications are broken down into hoisting and nonhoisting applications where "hoisting" re
Jan 1, 1971
-
Strategic and integrated mine planning
By Hugh Thompson
In mining today, planning is of paramount importance, even more so when one considers that the business margins are reducing, requiring the evaluation of diverse alternatives for the optimal use of sc
Aug 25, 2002
-
Accelerated degradation and modified slake durability testing of clay mineral-rich coal mine spoil
By B Miles, D J. Williams, J Ahn, T A. Vangsness
The flooding of open strip coal mines in the Bowen Basin and Hunter Valley Coalfields of Eastern Australia has the potential to soften the spoil and floor materials to produce “mud”. This mud can act
Jul 23, 2018
-
Analysis of Fall-Related Imminent Danger Orders in the Metal/Nonmetal Mining Sector Mining, Metallurgy and Exploration
By Mahiyar Nasarwanji, Jonathan K. Hrica, Jonisha P. Pollard, Lydia M. Kocher, Brianna M. Eiter
Within the metal/nonmetal mining sector, fall-related incidents account for a large proportion of fatal and non-fatal injuries. However, the events and contributing factors leading up to these inciden
-
Quantification and Controls on as Distribution in Westland, NZ
By D Craw, J Pope
The Greenland Group, Westland, can be characterised with respect to environmental issues by the application of a GIS database (DAME), and specific sampling campaigns. Waters draining gold mineralised
Jan 1, 2006