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The Soilex Pile System
By Erik M. Westerberg
The Soilex Pile combines a slender shaft, for quick and easy installation, with an enlarged pile toe, for high capacity. The key component is the Expander Body, which is inflated by injecting cement g
Jan 1, 2000
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Petroleum Division Meets at Tulsa
By AIME AIME
TWO days of solid discussion, with barely time out for meals, characterized the Tulsa meeting of the Petroleum Division. It was preeminently an earnest gathering devoted to technical matters. Sessions
Jan 1, 1930
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The JORC Code —Maintaining the standard (5ac53f1e-7e19-4af1-878c-db9069b75b44)
By P. R. Stephenson
"The Australasian Code for Reporting of Mineral Resources and Ore Reserves (JORC Code) has been operating successfully for 14 years, and has an ancestry dating back over 30 years. Together with comple
Jan 1, 2004
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Intégration des données minéralurgiques et géomécaniques pour la conception minière : le cas de la fosse J4 de la mine Troilus
By J. Bélanger, B. Semlali, M. Grenon
RÉSUMÉ La conception des fosses ainsi que l'évaluation des ressources géologiques et des réserves minières sont désormais réalisées entièrement à l'aide d'outils informatiques spécialisés. Cependant,
Jan 1, 2010
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Investigating Abutment Load
By Ihsan Berk Tulu
In the Analysis of Retreat Mining Pillar Stability (ARMPS) program, the magnitude of the abutment loading adjacent to a gob area is calculated using an ?abutment angle? concept. The extent of the abut
Jan 1, 2012
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Bulletin 79 Abstracts of Current Decisions on Mines and Mining
By J. W. Thompson
CONSTRUCTION OF STATUTE-SALE BY ENTRYMAN. The timber and stone act (20 Stat., 89) does not forbid an entryman from alienating his interest in his claim; but the act makes illegal any prior agreement b
Jan 1, 1914
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IC 6804 Mining Methods And Costs At El Potosi Mine, Chihuahua, Mexico ? Introduction And Acknowledgments
By Harlan A. Walker
This paper on the mines of El Potosi Mining Co. is one of a series being prepared by the United States Bureau of Mines on mining practices, methods, and costs in the various mining districts of North
Jan 1, 1934
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Combining Dynamic Logistics Simulation with Process Modeling to Support Capacity Expansion Studies: Experience at ArcelorMittal Mines Canada Pellet Plant
By Jean-Pierre Côté, Alexandre Noiseux
"Hatch and ArcelorMittal Mines Canada have combined their expertise to develop a dynamic model of the latter’s Iron Ore Pellet Plant in Quebec, Canada. This model was used to predict the benefits of d
Jan 1, 2010
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Arizona Meeting, September 18 To 26, 1916
For the first time in its history the Institute will hold a meeting in the State of Arizona. A few years ago Arizona stood third in the copper-producing districts of the United States. Since that time
Jan 8, 1916
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Solving Old Problems with New Weapons
By D. Runnels, A. Allaire, J. Torrealba-Vargas
Data mining and modelling of operational data involves the discovery of patterns in large datasets for future use in benchmarking and plant optimization. The modern pattern of discovery in large data
Jan 1, 2019
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Enhancements to the LaModel Stress Analysis Program
By R. Hardy
LaModel is a boundary-element program capable of calculating the displacements and stresses in thin bedded deposits such as coal, salt, or potash. Throughout its history, it has continually been upgr
Jan 1, 2006
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Carbon Dioxide Use for pH Control at Greens Creek Mill
By Tim Martin, Dave Tahija
"In April, 2014, Hecla's Greens Creek mill, near Juneau, Alaska, switched from sulphuric acid to the use of dissolved carbon dioxide for lead flotation circuit pH control. The Greens Creek mine uses p
Jan 1, 2016
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OFR-12-74 Development Of Minimum Luminance Requirements For Underground Coal Mining Tasks ? Executive Summary
By Lyman C. Hitchcock
The objective of this program was to determine the minimum luminance requirements for underground coal mining work from the working face to the first transfer point. The resulting data encompasses 114
Jan 1, 1973
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Mining And Mineral Operations In The Rocky Mountain States - A Visitor Guide - Introduction
Minerals are vital to any industrialized civilization. Annually, the United States uses more than 4 billion tons of new mineral materials, or about 40,000 pounds per person-about half being mineral fu
Jan 1, 1977
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Characterization of Different Road Dusts in Opencast Coal Mining Areas of India
By L. K. Bandyopadhyay, P. K. Mishra, S. K. Chaulya, R. S. Singh, A. Kumar, N. Tripathi, K. Mandal
A comprehensive field study has been carried out to measure the background air quality status and identify the air pollution sources from opencast mines around a heritage site in India. Air quality mo
Jan 12, 2022
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Hydrothermal activity and first characterization of hydrothermal mineralization and fluids from the Southern New Hebrides Arc (Vanuatu, SW Pacific)
By Florian Häckel, Ulrich Schwarz-Schampera, Benjamin Bühring, Katja Schmidt, Dieter Garbe-Schönberg, KoschinskyM Andrea
"The Vanuatu island arc and its adjacent back-arc basins form part of the southern New Hebrides subduction system in the southwestern Pacific Ocean within a triangle defined by the Solomon Islands, Ne
Sep 1, 2014
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IC 9506 - Guidelines for Permitting, Construction, and Monitoring of Retention Bulkheads in Underground Coal Mines ? Executive Summary
By Samuel P. Harteis
Many mining operations rely on retention bulkheads to provide a barrier between impounded water and active mine workings. However, bulkhead failures can cause catastrophic flooding that puts the under
Jan 1, 2008
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IC 8740 Mechanized Longwall Mining - A Review Emphasizing Foreign Technology
By James J. Olson
This report summarizes the results of a review of foreign coal mining literature conducted under the Bureau's Advancing Coal Mining Technology program. In addition to a discussion on the historic
Jan 1, 1977
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Dust Research 1n West Germany
By T S. Cochrane
This paper is based on observations made during a recent visit by the writer to three of the dust research laboratories .in West Germany, each .of which is mainly concerned with studymg the compositio
Jan 1, 1964