Search Documents

  • NIOSH
    RI 5979 Corrosion Study Of The Hot-Carbonate System ? Summary

    By D. Bienstock

    As part of the development of the hot-carbonate scrubbing process by the Bureau of Mines, the corrosion rates of steel in boiling solutions of potassium carbonate saturated with carbon dioxide and hyd

    Jan 1, 1962

  • DFI
    Ground Water Control In The Urban Environment - Introduction

    By Robert G. Lenz

    Control of ground water for construction purposes is an everyday occurrence in the U.S. Thousands of pumps are in service at any given time. Most of these applications simply consist of pumping water

    Jan 1, 1988

  • SME
    Observation Methods Using Real-Time Surface Settlement Monitoring On The South Toulon Tunnel Project

    By B. Caro Vargas

    The Toulon Tunnel project is a key component of the highway corridor on the French Riviera between Marseille and Nice and is a fundamental transportation infrastructure for the region. The first desig

    Jan 1, 2012

  • CIM
    Use of Aerophine 3418A Promoter for Sulphide Minerals Flotation

    By P. A. Mingione

    "AEROPHINE@ 3418A is a unique sulfide mineral promoter produced by Cyanamid, based on phosphine (PH3) chemistry. It has proven effective as a collector for the sulfide minerals of copper and particula

    Jan 1, 1990

  • NIOSH
    Bulletin 220 Bibliography of Petroleum and Allied Substances, 1921

    By E. H. Burroughs

    This bulletin is the sixth in the series of petroleum bibliographies published by the Bureau of Mines, Bulletins 149, 165, 180, 189, and 216 being compilations for the years 1915, 1916, 1917, 1918, an

    Jan 1, 1921

  • SME
    Experiences And Projections On Sag Mill Multivariable Predictive Control

    By R. Fuenzalida

    Since 2007, a number of Multivariable Predictive Control (MPC) Applications have been implemented on SAG mills, among others, within the Kairos Mining Concentrator Automation Program using ?Profit Con

    Jan 1, 2012

  • CIM
    Optimization of the Damang Mine (f1135579-fc96-4b0b-98ae-1df94fee7413)

    By Dayang Datu Khalil, Charle Amoah, Fred Kock

    Abosso Goldfields Limited has been optimizing the comminution circuit at the Damang Mine Operation for the treatment of 100% primary ore. The optimization process started at a base rate of 343 tph whe

    Jan 1, 2012

  • AUSIMM
    Current and Potential Applications of Radioisotope X-ray and Neutron Techniques of Analysis in the Mineral Industry

    Radioisotope x-ray and neutron techniques of analysis can be used for the determination of a wide range of elements in minerals. The most important applications of these techniques to the mineral indu

    Jan 1, 1970

  • AUSIMM
    Nui Phao mine – flotation circuit upgrade

    By S Morgan, A Jakowetz, S Taylor, B Weekes, S Litson, P Bourke, T L. Do

    In the current tough mining environment with lower commodity prices, operators need to improve operational profitability. Optimised equipment asset management is a sustainable way to achieve this obje

    Sep 11, 2017

  • CIM
    Constitutive Model for Numerical Modelling of Highly Stressed Heterogeneous Massive Rocks at Excavation Boundaries

    By M. C. Villeneuve

    A numerical modelling approach was developed to explicitly simulate geomechanical characteristics of intact rock: mineralogy, grain size and fabric. The approach involved creating a representative con

    May 1, 2009

  • CIM
    Upgrading Molybdenite Ores between Mine and Mill Using Microwave/Infrared (MW/IR) Sorting Technology

    By Eugen Gluck, Gus Van Weert, Peter Kondos

    "Microwaves have the capability to heat up sulphides, especially clusters of particles of approx. 1 mm. Some sulphides absorb microwaves more readily than others. Molybdenite is especially effective i

    Jan 1, 2009

  • AIME
    Benefication of Adirondack Magnetite

    By R. G. Fleck, W. R. Webb

    Iron ore mining in the Adirondack region of northern New York dates back to the Revolutionary War. It is recorded that Benedict Arnold in his campaigns in the Lake Champlain area during the American R

    Jan 4, 1950

  • NIOSH
    A Pilot Study Of The Transmissibility Of The Rat Tail Compared To That Of The Human Finger - Introduction

    By Ren G. Dong, Kristine M. Krajnak, Dan Welcome

    Continual occupational exposure to vibrating hand tools can damage the neural, vascular and other soft tissues of the fingers. Rat tail models have been developed to investigate the biological respon

    Jan 6, 2006

  • SAIMM
    Estimating Cost of Equity in Project Discount Rates: Comparison of the Capital Asset Pricing Model and Gordon’s Wealth Growth Model

    By C. Musingwini, A. S. Nhleko

    "Since the Global Financial Crisis (GFC) in mid-2008, capital has been more difficult to access. Mining projects must contend with projects from other industries for scarce capital. A decision to inve

    Jan 1, 2016

  • SME
    Alternative Final Cavern Linings For The East Side Access Transit Project

    By Colin Barratt

    The East Side Access (ESA) project is the largest underground rail infrastructure project under construction in New York City, USA. The Manhattan segment of the project is to be mined through rock and

  • AUSIMM
    Computer Simulation of Roadway Development to Support Longwall Mining

    Prefeasibility planning and cost estimation of conveyor systems has historically been undertaken by comparing fixed plant transport requirements to that of similar systems in service. This paper descr

    Dec 6, 2010

  • SAIMM
    The Transition From Open Pit To Underground Mining: An Unusual Slope Failure Mechanism At Palabora

    By Hao Li, Allan Moss, Richard K. Brummer

    At the Palabora Mine, the transition to caving 400 m below the bottom of the 800 m deep pit resulted in a slope failure of the North wall that began in 2003, and is still mobile. This failure can be

    Jan 1, 2006

  • SAIMM
    Determination Of The Degree Of Thermal Exposure To The Lower Head Of The Three-Mile Island Unit 2 Nuclear Reactor Using Metallography ? Synopsis

    By G. F. Vander Voort

    The accident at Unit No. 2 of the Three Mile Island nuclear reactor (TMI-2) on 28 March 1979 was the worst nuclear accident in US history and crippled the nuclear industry. An international Vessel Inv

    Jan 1, 2013

  • AUSIMM
    Potassium-Bentonite from Mount Kaputar, New South Wales

    Devitrification of a glassy volcanic ash equivalent to an alkaline trachyte in composition has resulted in the formation of an interstratified illite-montmorillonite with an 1:1\1 content of 1:4 as th

    Jan 1, 1967

  • SME
    Column Flotation Of Florida Phosphate: An Optimization Study (944395e2-cf64-4441-9b14-b991528f7ef6)

    By R. Sharma, S. Svoronos, S. Gupta, N. A. Abdel-Khalek

    This paper presents the results of column flotation of a fine feed sample of Florida phosphate. A central composite design is used to study the main and interaction effects of parameters affecting col

    Jan 1, 1999