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Methods To Minimize Injuries In Materials-Handling Processes In Underground Mines (8a2ca766-e5d6-42d2-94f0-4090d406125e)
By C. C. Clark, P. W. Patton, B. M. Stewart
Handling materials in underground mines continues to be a major safety problem. To help reduce materials-handling injuries, researchers at the Spokane Research Laboratory of the National Institute for
Jan 1, 2002
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Poorly-diffracting Material as a Trace Element Repository
By Eggleton R. A
X-ray diffraction techniques are commonly used in the identification and quantification of fine-grained materials. A relationship exists between the size of crystals in a sample and the degree to w
Jan 1, 1997
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Concentrator Expansion at Freeport Indonesia’s Grasberg Operations
By Rick Coleman
PT Freeport Indonesia’s (PTFI) latest expansion has increased total mill throughput to 125kt/d (137,700 stpd). The most recent expansion included the installation of a semiautogenous mill (SAG) desig
Jan 1, 1996
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Assessing the Value of Ventilation on Demand CIM Conference
By Glenn Lyle
CEMI Introduction ? Introduction of the CAF VOD Project ? Who are our partners ? What were the Outcomes What is next
May 1, 2011
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Influencia del collar de bolas en el desgaste de los revestimientos en molinos convencionales
By Gilberto Yanarico Apaza
"El presente texto señala las pautas necesarias para realizar una evaluación técnica integral de la influencia del collar de bolas para las operaciones de molienda, afectando al desgaste de los revest
Jul 1, 2015
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World’s Largest 28 MW AG Mills, Largest Shop Trial, One Piece Delivery & Installation (26e1b765-3ec1-447d-8206-6ab79dbb100f)
By Rajiv Kalra, Ji Jiangang
"This paper reviews the following aspects of the world’s largest manufactured Grinding Mill’s in terms of diameter and power, along with the world’s biggest shop assembly and trial run of the mills de
Jan 1, 2012
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Beneficiation and Extraction of REE from Northern Minerals’ Browns Range Heavy Rare Earth Project
By T. Hadley, E. Catovic
"Northern Minerals Limited’s (ASX: NTU) flagship project is the Browns Range Rare Earth Project (the Project) located in Western Australia, consisting of a number of deposits with high value, heavy ra
Jan 1, 2014
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New Technology in Vibration Measurements, Analysis & Data Management
By D T. Froedge
The latest development in vibration measurement equipment involves small microcomputer operated micro-sized seismographs. As the result of this there has been an explosion of the data generated by the
Jan 1, 1994
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Analysis of Multiple Seam Stability
By Christopher Mark
Multiple seam interactions are a major ground control hazard in many U.S. underground coal mines. The two most common types are: ? Undermining, where stress concentrations caused by previous ful
Jan 1, 2007
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Zinc Alloys Replace Bronze in Mining Equipment Bushings and Bearings
By Tony S. Calayag
Throughout the mining industry today, new bearing materials - ZA* high-performance zinc-aluminum alloys - are reducing costs of maintaining and rebuilding a wide range of equipment. As replacements fo
Jan 7, 1983
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RI 3267 Bumps in Coal Mines of the Cumberland Field, Kentucky and Virginia - Causes and Remedy
By George S. Rice
"INTRODUCTION During the past 4 or 5 years the frequent occurrence of bumps in coal mines of the Cumberland field, in Harlan County, Ky., and Wise County, Va., has caused much apprehension among miner
Jan 1, 1935
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Speculations on the Origin and Formation of the Diamond with Especial Reference to its Formation and Position at Bingara, N.S.W.
The latest outcome of science is that aII bodies are composed of vibrating atoms or molecules. In almost all mineral bodies when changing from the gaseous or liquid condition to the solid, if the vibr
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Reference Center
"IntroductionThe combined library facilities of the five universities in the Generic Technology Center for Respirable Dust, The Pennsylvania State University, West Virginia University, University of M
Aug 31, 1989
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IC 7490 German Low-Temperature Coal-Tar Industry
By E. O. RHODES
This report is one of a series written by members of the Solid Fuels Mission to Germany describing wartime developments in the mining, prepara- tion, and utilization of coal. This mission was organize
Feb 1, 1949
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The Effect of Choke Feeding a Gyratory Crusher on Throughput and Product Size
By Dave Rose, Jacques McMullen
"The Detour Lake mine is located 200 km northeast of Timmins, Ontario, Canada.The mill processes a free milling gold ore using both a gravity circuit and leaching with a state-of-the-art carbon-in-pul
Jan 1, 2017
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Forthcoming Meetings Of Societies (f32eb768-261f-4f69-aadb-44087505a3ce)
Organization Place Date 1919 National Drainage Congress St. Louis, Mo. Nov. 11-13 American Mining Congress St. Louis, Mo. Nov. 1.7-21 Canadian Mining Institute Vancouver, B. C. Nov.. 26-28 America
Jan 11, 1919
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The Need to Innovate: Celebrate the Past....Look to the Future
By Dominic Fragomeni
"The mineral processing industry has had a long history of innovation that is recognized but not often celebrated. These include significant advances in mineral measurement, testing, comminution, min
Jan 1, 2017
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Keynote Address: Phase equilibria determination in complex slag systems
Despite the wealth of information available on phase equilibria of oxide systems there remainmany gaps and inconsistencies in our knowledge base. From an industry perspective there is anongoing need t
Jan 1, 2004
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OFR-10-78 Capital And Operating Cost Estimating System Handbook. Mining And Beneficiation Of Metallic And Nonmetallic Minerals Except Fossil Fuels In The United States And Canada
By George K. Clement
Manual estimating method through use of equations, factors and curves for preparation of feasibility type estimates for capital and operating cost of mining and primary beneficiation in the United Sta
Jan 1, 1978
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Reconstruction Of Hudson River Pier 86 - Home Of The USS Intrepid Aircraft Carrier
By Michael Quadagno
Hudson River Pier 86, home of the historic USS Intrepid Aircraft Carrier and the Intrepid Sea-Air-Space Museum, is currently undergoing a $30M reconstruction. This project involves the demolition of t
Jan 1, 2008