Search Documents
Search Again
Search Again
Refine Search
Refine Search
-
An Empirical Analysis of Progressive Value and Risk of Exploration in the Plutonic Marymia Gold Belt,Western AustraliaBy M Fallon
The full history of exploration successes, failures and related costs from initial greenfield exploration in 1987 to the current brownfield stages was analysed for the Plutonic Marymia Gold Belt of We
Jan 1, 2009
-
Bureau Of Mines Mineral Investigations In The Juneau Mining District, Alaska, 1984-1988 - Volume 2.- Detailed Mine, Prospect, And Mineral Occurrence Descriptions - Section E - Coast Range Subarea ? Introduction - Location, Access, And Land StatusBy Albert H. Clough
The Coast Range subarea of the Juneau Mining District (JMD) extends from the Canadian border north of the community of Skagway, southerly to Tracy Arm. It is bounded by the international boundary on t
Jan 1, 2012
-
Tapertube ™ PilesBy Alexander Filotti, Stanley Merjan
"Abstract. The paper shows the benefits and accomplishments of this relatively new but established product on the pile foundations market in the United States. The first part of the paper describes ge
Jan 1, 2014
-
Reverse Osmosis Desalination Plant at the Bougrine Zinc-Lead Mine, TunisiaBy Ammar Henchiri, Godfrey McDonald
"Breakwater Tunisia S.A.’s Bougrine mine is located in a semi-arid region of Tunisia characterized with Triassic salt domes. Due to extensive agricultural land-use in the mine area, a zero-discharge t
Jan 1, 2003
-
Shaft in Rockburst Zone Cu-Ni Thierry Mine, CanadaShaft sinking through an amphibolite-granite rock mass experienced rock bursts on the shaft walls and benches. However, rock burst phenomena was exhibited only in granite, which is e1asto-brittle with
Jan 1, 1982
-
New Developments With The Coal Mine Roof RatingBy Christopher Mark, Gregory M. Molinda, Timothy M. Barton
The Coal Mine Roof Rating (CMRR) was first presented at this Conference nine years ago. Since its introduction, the CMRR has been incorporated into many aspects of mine planning, including longwall p
-
Dynamic Analysis Of Follower Driven Piles For The Venice Flood Gate ProjectBy Frank Rausche
Without doubt, driven piles are the most economical deep foundation element for a nearshore environment, providing for high bearing capacities and stiffness, quick installation times, assured quality
Jan 1, 2006
-
Plant-Wide Process Control For The Collahuasi ProjectBy Alex Del Castillo
The mineral processing industry has followed the development of database control systems, and various systems have been installed in existing and new plants. The goal is to improve product quality, ra
Jan 1, 1999
-
Close - In BlastingBy Adam Gray, Emery Gray
State-of-the-art seismographs can be employed to assist the blasting engineer in understanding the propagation of vibration waves generated by blasting. Wave traces and frequency plots are used to adj
Jan 1, 2005
-
Narrow vein mine design at the Hoyle Pond mineBy John G. Henning
The Hoyle Pond underground mine is located in the Porcupine Gold Camp, 18 km east of downtown Timmins. Since the initiation of production in 1985, the operation has produced in excess of 1.9 million o
Oct 1, 2004
-
Analysis Of Practical Ground Control Issues In Highwall MiningBy R. Karl Zipf, Suresh Bhatt
Highwall mining is an important coal mining method. It appears that upwards of 60 highwall miners are presently in operation, and they may account for approximately 4% of total U.S. coal production.
-
Effect Of Ore Particle Size On Gold Dissolution In A Cyanide SolutionBy J. Egan
The recovery of gold by ore leaching is influenced by the size of the particles and the chemical environment. Within the experimental error associated to the testing of gold ore, results of a series o
Feb 27, 2013
-
An Investigation On The Surface Chemistry Of Some Rare Earth Minerals During Flotation By TOF-SIMS (I-Bench Scale Tests)By S. C. Chelgani
The Thor lake deposit is a world class resource of rare earth (REE) metals and minerals in Canada. Development work to optimize a REE mineral recovery process flow sheet is underway, however, given th
Feb 27, 2013
-
The Application of Hydraulic Stowing Partially Deslimed Mill Residue in Stopes at Broken Hill South LimitedCONTENTS: Broken Hill The mixing stations.Operating and mixing apparatus.Pulp distribution.Stope preparation.Filling procedure.Consolidation of old fill.Drainage:Pulp density tests. Life of sand pipe
Jan 1, 1944
-
Engineered Pumpable pHoam?: A New Innovative Method For Mitigating ArdIf one can embrace the medical analogue, much of the mining industry currently suffers from a massive bacterial infection. When pyrite-bearing or sulfide-bearing rock formations, tailings, or mine was
Jan 1, 2012
-
Residual Aeolian Placers - A New Style of Gold Deposit in New ZealandResidual aeolian placers (RAPs) are formed by the wind, by preferential entrainment and removal of small and low-density detritusfrom a pre-existing, typically sedimentary sequence containing heavy mi
Jan 1, 2004
-
Modeling The Effects Of Internal Convection On Dendritic Evloution In Stainless Steel AlloysBy Alaina B. Hanlon
Keywords: Undercooling, Convection, Dendrites, Stainless Steel, Levitation Certain Fe-Cr-Ni stainless steel alloys solidify from an undercooled melt by a two-step process in which the metastable fe
Jan 1, 2005
-
Longwall Recovery At Bailey Mine - Ground Control Challenges And Solutions (963204bd-df7d-40f3-9bd2-496636477d24)By Daniel Su
This paper describes recent ground control challenges encountered at the longwall recovery areas of one of Bailey Mine?s two longwall faces and the proactive measures taken by CONSOL management and en
Jan 1, 2009
-
Milling Circuit Control and Optimisation: The Millstar with IESBy J. R. Hart, V. C. Smith, V. P. Babarovich-Hansen, J. H. Schubert
"An introduction and case study of Mintek's latest generation of Milling Circuit controller, the MillStarTM with IES (Interpreting Expert System) is presented. This paper also describes as a case stud
Jan 1, 2000
-
Techniques for Assessing and Mitigating Longwall Subsidence Effects on Interstate Highways Mining, Metallurgy and ExplorationBy Yi Luo, Jian Yang, Hua Jiang
Surface subsidence induced by underground coal mining activities, especially longwall mining operations, can cause various problems to interstate highways ranging from structural integrity, drivabilit