Search Documents
Search Again
Search Again
Refine Search
Refine Search
- Relevance
- Most Recent
- Alphabetically
Sort by
- Relevance
- Most Recent
- Alphabetically
-
Case Studies Using Slurries and Stable Slurries with Unconventional Binders as Backfill Materials in Deep Hard Rock Tabular Mines
By Harrison AT, Smart RM
Backfill systems using unconventional cementitious hinders have been successfully used in relatively deep and hard rock tabular mines for longwall, scattered stoping and shaft pillar removals. Two
Jan 1, 1998
-
Design and Use of Backfill for Support in Polish Coal Mines (80b269b9-766a-4488-9ab9-f96403287b88)
By J Palarski
Over the last 100 years in the Polish mining industry considerable work has been done to assess optimum slurry, develop flexible delivery systems and adjust the fill technology to a wide variety of
Jan 1, 1998
-
Bit Geometry Effects on Failure Characteristics of Rock
By V. B. Achanti
This paper deals with the effect of various bit geometric parameters on failure characteristics of rock material. Improvement of rock cutting efficiency of continuous mining machines has been an inter
Jan 1, 1998
-
Classification And Froth Flotation Of Fly Ash For Producing High Quality Pozzolan
By J. G. Groppo
Froth flotation has been shown to be an effective method for reducing Loss-on-Ignition (LOI) of ponded or landfilled fly ash. Reduction of LOI is required for many fly ashes, particularly those produc
Jan 1, 1998
-
Does The Capital Budgeting Process Inhibit Corporate Competitiveness? (AIME PRIPRINT 98-64)
By B. W. Cavender
Capital investments are made for a variety of purposes, from providing incremental capacity at existing operations to developing and implementing new technologies intended to radically improve a compa
Jan 1, 1998
-
Big Bell Coming Back for Seconds, Thirds and Fourths
In October 1993 it was decided to undertake the fourth phase of mining at Big Bell. This decision followed the exhaustion of open pit reserves in January 1993. Two stages of mining were proposed for t
Jan 1, 1998
-
Recent Developments and Trends in Backfill in Canada
By J Nantel
Planning of modern mines entails considerable challenges in the areas of ground control, materials handling, safety, environment, equipment and personnel. Many orebodies are not economical unless e
Jan 1, 1998
-
Numerical Simulation of the Drainage in a Mining Stope Filled with Hydraulic Bakcfill
By Servant S
In the mine of this study, cemented hydraulic backfill is placed under the form of a slurry at a percentage of solid by weight varying from 50 to 65 per cent. This slurry settles and cures in the st
Jan 1, 1998
-
The Development of Colloidal Mixer Base CRF Systems
By A E Reschke
The high-shear colloidal mixer is generally recognised as the most efficient method of mixing cement based grouts. Only recently however has this technology been applied to the production of cemente
Jan 1, 1998
-
Optimisation of Hydraulic Filling for Underground Disposal of Tailings in Peru
By D M R Stone
Failings di,posal presents many challenges at metal mines in Peru where the extreme relief yields very little useable land area. These challenges are amplified by other hazards such as the high seis
Jan 1, 1998
-
Still Pillar Mining - An Evaluation of Requirements and Techniques for Stabilisation of Bottom Slice Fill
By Andersson PO
Boliden Mineral AB Boliden Mineral AB operates nine mines in Northern and Central Sweden, producing zinc, lead and silver concentrates and copper and gold. Seven of these mines use cut and fill (C&F
Jan 1, 1998
-
Design and Operation of Backfill for Reliable High Solids Concentration Discharge
By A G McLean
This paper will first discuss the fundamental requirements for reliable discharge of backfill by gravity alone at high per cent solids. This discussion will include brief mention of the underlying p
Jan 1, 1998
-
Waste Clay Ponds In Florida-Regulatory Status Report
By S. Partney
Waste clay ponds are a necessary part of the phosphate rock beneficiation process. They are large, averaging a square mile in size; unsightly, in that they protrude 20 to 50 feet (6 -15 meters) above
Jan 1, 1998
-
Thermodynamic Analysis of Copper Smelting Process
By Zhang Chuanfu, Tan Pengfu
"A thermodynamic model is developed to predict the distribution behaviors of Ni, Co, Sn, Pb, Zn, As, Sb, Bi, Au and Ag in copper pyrometallurgical process. In this model, as more as 21 elements (Cu, S
Jan 1, 1998
-
Classified Tailings as Part of an Intergrated Regional Support System
By D R Van Eck
Western Deep Levels, a seismically active deep level told mine. stalled placing backfill in their narrow tabular workings as part of the regional support strategy in 1986. Over the years the percent
Jan 1, 1998
-
A Hard Look At Dry Grinding Systems For Gold Ore
By Norbert Patzelt
Today the standard method for grinding ore is the wet process. This is mainly due to the fact that the downstream process is wet and considering the total circuit dry grinding is not the most economi
Jan 1, 1998
-
An Integrated Bioreactor System For The Treatment Of Cyanide, Metals And Nitrates In Mine Process Water
By Leslie Thompson, Randy Hiebert, Marietta Canty
A paper is presented in which an innovative biological process is described for the treatment of cyanide-, metals-, and nitrate-contaminated mine process water. The technology is capable of detoxifyin
Jan 1, 1998
-
An Update On The Nitrox Process
By Gus Van Weert
Capital and operating costs for a 10 tpd NITROX PROCESS® demonstration plant are being established. The flowsheet is based on Dickenson Mines' Red Lake arsenopyrite concentrate. Support for the work c
Jan 1, 1998
-
Appucations For Electronic Ore Sorting
By W. Kemp Wait
Electronic ore sorting is a coarse particle beneliciating process which performs a function which in the past was primarily achieved through the use of hand picking belts. Photometric ore sorting is c
Jan 1, 1998
-
A Comparison Of Selected Acid Mine Drainage Treatment Processes
By R. E. Mclaughlin, R. J. McLaughlin, A. H. Danzberger
Acid mine drainage (AMD) can occur as a natural phenomenon through oxidation of sulfide minerals. Oxidation by air and water can be exacerbated by mining. Because AMD can exhibit low pH, it is capab
Jan 1, 1998