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Permian and Mesozoic Tectonic and Structural Events in the Bowen and Surat Basins and New England Orogen, Southwest Pacific Rim
By J M. Totterdell
The Permian-Triassic Bowen Basin and the Jurassic-Cretaceous Surat Basin evolved in a backarc tectonic setting behind an active convergent plate margin in eastern Gondwana. Several extensional (Early
Jan 1, 1995
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LCD (Liquid Crystal Display) Separation Aiming Recycling
By Viviane Tavares
The liquid crystal display (LCD) are currently known by its vast application in electro ? electronic devices, amongst them can be detached the devices of TV, laptops, electronic date, calculators and
Jan 1, 2009
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Management of Change ù The Transformation of UK Coal Project 105
In the UK during the 1990s the energy companies had developed a policy of æDash for GasÆ, building large natural gas power stations to produce more than 30 per cent of the UKÆs electricity demand. The
Jan 1, 2005
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Innovative Tailgate Support For Heavy Ground: 11 Left Longwall Panel, Cyprus Shoshone Mine
By Christopher C. Woomer
Cyprus Shoshone Mine uses the longwall method to extract a deep, thick, pitching coal seam in the Hanna Basin of South Central Wyoming. The immediate, and main roof rock consists of weak, thinly-bedde
Jan 1, 1995
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Le gisement d'uranium de Cigar Lake: Decouverte et caracteristiques générales
By K. Schimann, H. D. Knipping, J. P. Fouques
"RESUMELe gisement d 'uranium de Cigar Lake, dans la région de l'Athabasca au nord du Saskatchewan, fut découvert en mai 1981 par Cogema Canada Ltée, opérant pour Ie compte de la ""Waterbury
Jan 1, 1986
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Highwall mining technology— A review of current status and design methods
By N. R. Thote, J. L. Porathur, C. P. Verma
Highwall mining is a highly mechanized coal mining method associated with several advantages, such as a very high production rate (approximately 3,000 t/d) and low production costs. There is no requir
Jan 1, 2014
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Deep neural network models for improving truck productivity prediction in openpit mines
By Wei Victor Liu, Omer Faruk Ugurlu, Chengkai Fan, Bei Jiang
Accurate prediction of truck productivity plays a pivotal role in improving the efficiency and profitability of openpit mining operations. This paper proposes a deep neural network (DNN) model to over
Jul 1, 2024
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Shanxi Wanjiazhai Yellow River Diversion Project—Lots II & III
By Edgardo Fogli, Mario Lampiano, Antonio Nicola
The project is located in the northern region of the People’s Republic of China and was awarded to Impregilo, as sponsor of the Wan Long Joint Venture, in September1997. The project consists of fo
Jan 1, 2001
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Base Metal Province of Yukon
By A. E. Aho
"The material presented in this paper will be subject to modification as new data become available, but it is presented in the hope that it will inspire more intensive mineral exploration and geologic
Jan 1, 1969
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Optimised Layout And Roadway Support Planning With Integrated Intelligent Software
By S. Kouniali
Experience with knowledge-based systems for Layout planning and roadway support dimensioning is on hand in European coal mining since 1985. The systems SOUT (support choice and dimensioning, 1989), SO
Jan 1, 1996
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IC 9039 Chemically Enhanced Drilling - An Annotated Tabulation Of Published Results
By Pamela J. Watson
This report presents a Bureau of Mines literature survey that provides a data base useful for current and future studies in the area of chemically enhanced drilling and cutting. Publications describin
Jan 1, 1985
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Thermodynamic Constraints On Arsenic And Heavy Metals Removal From Water With Limestone-Based Material
By A. D. Davis
Limestone-based material is effective for reducing arsenic concentrations below the current limit of 10 parts per billion for drinking water, typically resulting in final concentrations of about 4 to
Feb 27, 2013
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Plate Tectonic Setting Of Appalachian-Caledonian Mineral Deposits As Indicated By Newfoundland Examples
By D. F. Strong
Most Newfoundland. mineral deposits can be clearly classified as within rocks formed either as accreting plate margins (ophiolitic pyrite-chalcopyrite massive sulfides such as Betts Cove, Whalesback,
Jan 1, 1973
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The Sydney Coalfield
By F. W. Gray
A GEOLOGICAL study seeking to determine, for economic purposes, the value of the Sydney coalfield as a source of coal supply. Limitations of the coalfield come under two main heads: (a) Areal exte
Jan 1, 1941
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This Phosphate Industry of Ours
By Chester A. Fulton
SUPPLYING as it does a necessity for healthy animal and vegetable phosphate production is a most important industry. We human beings also are animal as this war so surely proves. Unlike many other ele
Jan 1, 1944
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Viscosity Measurements of Industrial Lead Blast Furnace Slags
By R. Altman
A Brookfield viscometer fitted with a stainless steel bob was used to measure the viscosity of industrial lead blast furnace slags between 1126 and 1298°c. Slag oxidation state was characterized by fi
Jan 1, 1985
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RI 4172 Electrowinning of Cobalt from Cobalitite Concentrate
By F. K. Shelton, J. C. Stah, Ruth E. Churchward
A study of the hydrometallurgy and electrowinning of cobalt from various domestic ores has been in progress at the Boulder City, Nevada, Experiment Station since February 1940. Previous reports coveri
Jan 1, 1948
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Brass-Furnace Practice In The United States. - Introduction.
By H. W. Gillett
This bulletin is issued by the Bureau of Mines as a contribution to the increase of safety and efficiency in the preparation and utilization of the mineral resources in the United States. Notable amon
Jan 1, 1916
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Accidents From Falls Of Roof And Coal In Bituminous-Coal Mines - Coal-Mine Accident-Prevention Course - Section 2 ? Introduction ? Purpose And Scope
The original manuscript of section 2 of this series of miners' circulars devoted to accident prevention in bituminous-coal mines was completed in September 1944. At that time roof bolting had bee
Jan 1, 1958
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Reducing Hazardous Dust in Enclosed Operator Cabs During Construction ? Summary
Construction workers may be exposed to hazardous dust containing silica when working in enclosed cabs during construction activities. The National Institute for Occupational Safety and Health (NIOSH)
Jan 1, 2009