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Scams and other impediments to credible mineral appraisal
By Landy Stinnett
"When performing a valuation of a mineral property, a developing mine or perhaps an ongoing operation, the appraiser is typically provided with a range of information prepared by the property owner. T
Sep 1, 2016
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SCB Technology for New Electronic and Fiber-Optic Based Detonators and Initiation Systems
By W Barry Gregg
The rock blasting and mining industries use a system of detonators and explosives for mining operations. Many detonators use small metal bridgewires, which are heated by passing a current through the
Jan 1, 1992
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Scheelite Exploration in the Southern Alps
By G D. Price
Scheelite mineralisation east of the main divide in' the Southern Alps of New Zealand was originally identified by Royden Thompson who is now a geologist with the NZ Geological Survey. This miner
Jan 1, 1983
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Science And Technology Education And The New South African School Curriculum
By R. L. Gibson
Manpower competencies in the mining, minerals processing and energy industries in South Africa into the next century will, to a large extent, derive from the nature and quality of the teaching which p
Jan 1, 1997
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Scientific Visualization in Mineral and Material Processing
By Chen L. Lin
Scientific visualization is an ideal methodology for investigating complex phenomena that are characterized by large amounts of data. Furthermore, it is invaluable in the study of processes that evolv
Jan 1, 1993
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Scraper winch pull force investigation
By D. Janicijevic
This paper describes the process of scraper winch pull force measurement and shows the results of the actual winch pull force in extreme stall situations as well as during the face and gulley cleaning
Jan 1, 2008
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Screen Bowl Centrifuge: A High-Efficiency Particle Size Separator
By M. K. Mohanty
Over the years, screen bowl centrifuges have been widely used for dewatering fine coal in coal preparation plants in the United States and elsewhere. Its popularity is attributed to its relatively low
Jan 1, 2008
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Screen Sizing Of Coal, Ores, And Other Minerals - Introduction - Preliminary Statement
By E. A. Holbrook
The data in this bulletin were obtained during an investigation of screening practice by the University of Illinois engineering experiment station and the United States Bureau of Mines under a coopera
Jan 1, 1925
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Screening Tests on Fine Screens
By Hookings H. J
UNDER a contract relating to the sale of a Broken Hill concentrate, the differentiation between granular and slime concentrate is determined by the proportion of the material which will pass a 200-mes
Jan 1, 1922
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Seafield ResourcesÆ Offshore Alluvial Gold Project, Westland, New Zealand
By N F. Fraser
Seafield ResourcesÆ offshore placer gold project covers c.10 000 km2 of the Westland continental shelf between Karamea and Jacksons Head, from the low-water mark out to the 120 m isobath (Figure 1). D
Jan 1, 2005
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Seafloor Massive Sulfide (SMS) Exploration In The Azores - Introduction: Mid-Atlantic Ridge And The Azores Plateau
By A. F. Marques
The Azores islands are located on a triple junction where the American, African (AFR), and Euroasian (EUR) plates meet. The Mid-Atlantic Ridge (MAR), oriented N-S, represents two branches of the T; an
Jan 1, 2011
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Seal Slab Prestressed Pile Interface Bond From Full-Scale Testing
By Gray Mullins
This paper presents experimental results from a study to assess the interface bond between a cast-in-place concrete seal slab and prestressed concrete piles in cofferdams. Three different seal slab p
Jan 1, 2013
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Seam Identification, Correlation and Coal Quality Prediction Using In-Seam Variations in Key Palynomorph Abundances
Studies of the Main Seam in the Rapahoe Sector of Greymouth Coalfield have shown that the proportions of palynomorphs and palynomorph groups vary vertically within the seam, but remain laterally consi
Jan 1, 1996
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Seamgas Parameters of the Kupakupa Seam, Huntly West Mine
By W E. Vance, B H. Ashton
The emission of seam gases into underground workings in coal mines is acknowledged as a major hazard, particularly methane due to its possible ignition. Acknowledge of seam gas parameters is important
Jan 1, 1991
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Search For Candidates For Sales Comparison Approach In Non-disclosure States - SME Annual Meeting 2022
By J. Gustavson, E. Mallard, F. Pirkle
The Sales Comparison Approach to estimating the value of a mineral property must always be attempted1 . In addition to other parameters, the approach depends heavily on the availability of transaction
Mar 2, 2022
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Seat Selection Guidelines To Reduce Whole-Body Vibration Exposure Levels In The SA Mining Industry
By J. Gunaselvam
This article deals with an investigation into the specification and use of appropriate seating systems to reduce whole-body vibration (WBV) exposure in typical vehicles used in the SA mining industry.
Jan 1, 2005
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Seattle Shored Excavation - Design, Construction, Monitoring
By David Winter
The geotechnical design, construction, and monitoring aspects of a tied back excavation 85 feet deep in Seattle, Washington are presented. The excavation was completed in overconsolidated deposits of
Jan 1, 1987
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Secant Pile Shoring - Developments In Design And Construction
By Eric S. Lindquist
High groundwater levels combined with variable soil and rock profiles present challenges to the design and construction of deep excavation support systems. Increasingly, secant piling techniques are t
Jan 1, 2011
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Secant Pile Walls - Design, Construction And Case History
By Ketan H. Trivedi
This paper describes the method of analyses used for the design of temporary and permanent Secant Pile Walls, describes various aspects of construction including, guide walls, sequence of pile install
Jan 1, 2006
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Second Avenue Subway—Tunneling Beneath Manhattan
By Geoffrey Fosbrook, Donald Phillips, Anil Parikh
The Second Avenue Subway is a $16.8 billion project planned by the Metropolitan Transportation Authority (MTA) in New York City. It will reduce overcrowding and delays on the Lexington Avenue Line, im
Jan 1, 2005