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The Legacy of Underground Coal Mining – Mine Subsidence: Ipswich Coal Measures Case Study
By B W. Ham
The legacy of underground coal mining may be a land surface which, in parts, may be unstable in the long term. A case study analysis has been undertaken to explain some of the hazards and how the risk
Jul 16, 2014
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Bulletin 90 Abstracts of Current Decisions on Mine and Mining
By J. W. Thompson
ORES PROCESS OF ORE CONCENTRATION-PATENTABILITY. The patent issued to Sulman, Pickard, and Ballot, November 6, 1905, and assigned to Minerals Separation and Minerals Separation American Syndicate, for
Jan 1, 1915
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Institute of Metals Division - Creep of Polycrystalline Tin
By J. E. Breen, J. Weertman
The creep rate of polycrystalline tin was studied as a function of temperature and stress in constant stress experiments. The temperature was varied from room temperature to almost the melting point o
Jan 1, 1956
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Macroinvertebrate Tolerance across a Range of Conductivities in the Isaac River Catchment (Central Queensland)
By L Stitz, S Kinnear, L D. Fabbro
Sensitive and tolerant species of macroinvertebrates were present across a wide range of conductivity concentrations in the Isaac River catchment in Central Queensland, indicating the need for further
Nov 26, 2013
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Evaluating the triaxial strength of Misis fault breccia using artificial neural networks analysis
By M. Fener, S. Kahraman, O. Gunaydin, M. Alber
Falling into the weak rocks category, fault breccias have extremely poor engineering properties. These pebbles typically cause issues with slopes, subterranean construction, and building projects. Pro
Sep 1, 2025
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Strength and Deformation Characteristics of Coal under Cyclic Loading
By Yongjie Yang
Experimental study on the strength and deformation characteristics of coal under cyclic loading provides guidance for designing coal pillar which is subjected to repeated mining influence during minin
Jan 1, 2006
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Are Blasthole Samples that Bad and Reverse Circulation Samples that Good for Open Pit Grade Control? Story of a Trade-Off
Past arguments advocating reverse circulation sampling against blasthole sampling are reviewed to present the debate under a different light. The advantages and disadvantages of each drilling method a
Mar 1, 2010
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OFR-42-84 Noise Control Techniques For The Design Of Coal Preparation Plants
By M. N. Rubin
This report summarizes the work performed under USBM contract J0100018. The purpose of this work was to document the currently available noise control techniques that can be incorporated into new coal
Jan 1, 1982
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Room-Temperature Production of Ethylene from Carbon Dioxide
By Kotaro Ogura
"Ethylene has been produced in aqueous solution from CO2 by the electrochemical reduction driven by a natural energy. This process is useful for storing a large amount of the natural energy. In the cl
Jan 1, 2009
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Ventilation Airflow around a Continuous Miner and its Effect on Methane Concentrations at the Face
By H. N. Dougherty
"The National Institute for Occupational Safety and Health (NIOSH) Office of Mine Safety and Health Research (OMSHR) ventilation gallery was used to study methane-air flows around a continuous miner m
Jan 1, 2016
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Thin spray liners for face support at Kanmantoo
By B Roache
Ground support installation into the face of development headings has become an accepted practice at many Australian hard rock mines. Ground support is installed in the development face to reduce pers
Mar 29, 2023
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An Advanced Modelling Technique for Scale-Up of Batch Flotation Results to Plant Metallurgical Performance
By O N. Savassi
A rigorous methodology for prediction of flotation plant performance is presented, which is based on a standardised batch flotation test called the MFT. The work is part of the FLEET program, develope
Jan 1, 2005
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Results Of The U.S. Bureau Of Mines Investigation Of The Mineral Resources Of The Silver Peak Range North Wilderness Study Area, Esmeralda County, Nevada
By T. J. Close
On September 10, 1991, Secretary of the Department of Interior Manuel Lujan deleted the Silver Peak Range North Wilderness Study Area from the list of U.S. Bureau of Land Management lands in Nevada to
Jan 1, 1993
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Leaching Of Gold And Silver From Kupol Composite Sample: Part II - Assessment Of The Celp - Preprint 09-048
By G. Deschênes
In Part I of the work, gold and silver were shown to be efficiently extracted from Kupol samples using lead nitrate in a cyanide leach system. In Part II, a comparison of the technical and economic me
Jan 1, 2009
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A Critical Overview of Interactions of Dithiophosphinates with Base Metal Sulfides and Precious Metals
By D. R. Nagaraj, Napoleon Tercero, Raymond Farinato
"Dialkyl dithiophosphinates are a unique class of collectors used in the flotation processing of Cu- Au, complex polymetallic, and precious metal ores. They are known to exhibit higher selectivity and
Jan 1, 2016
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IC 7185 Inspection And Testing Of Mine-Type Electrical Equipment For Permissibility ? Introduction
By L. C. IlsLey
The theory and practice followed by the Bureau of ones in the investigation of electrical equipment4/ made for service in massy mines are of particular interest not only to manufacturers but also to t
Jan 1, 1941
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Harry T. Hamilton - Newest A.I.M.E. Director
By Harry T. Hamilton
THE genial assistant to the president of the New York Trust Co. is the latest addition to the Institute's board of directors, having been elected at the March meeting of the hoard to fill the une
Jan 1, 1936
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Native Metals
By Fathi Habashi
While it is commonly known that the precious metals and to some extent copper occur in the native state, it is less known that mercury, iron, nickel, and cobalt do occur also in the native state; the
Jan 1, 1993
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Applying Simulated Annealing to Practical Mining Phase Design
By Meimei Zhang
In the overall open pit mine planning process, mining phase design is a strategic driver in guiding and constructing the block extraction sequence and determining the annual net cash flow distribution
Oct 1, 2009
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IC 7267 Geophysical Abstracts 114 July - September 1943 ? Foreword
Geophysical Abstracts 1 - 83 were issued in mimeographed form by the Bureau of Mines; Abstracts 87 - 111 were published in bulletins of the Geological Survey. Abstracts 112 and 113 were issued in mime
Jan 1, 1943