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Development Of A Rock Bolt System For Permanent Support At Norad ? IntroductionBy Lloyd B. Underwood
In the event of a sudden nuclear attack upon the United States, it is imperative that vital command and control centers have a high probability of survival. One such vital facility is the North Americ
Jan 1, 1965
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Geological Aspects Of Ore Reserve Estimates, Pine Point District Zinc-Lead Deposits, N.W.T. (7ce7acca-bfe1-4724-9dd7-3010e0511ac7)By A. W. Randall
Geological Aspects of Ore Reserve Estimates of Pine Point District Zinc- Lead Deposits, N.W.T. Zinc-lead ores of the Pine Point District, Northwest Territories, Canada are hosted in paleokarst cav
Jan 1, 1985
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The Metallurgical Story At InspirationBy C. B. Kettering
In the early operations of the Inspiration Consolidated Copper Company, which extended from 1914 to 1926, the ore as mined contained principally sulphide copper minerals, manly chalcocite (Cu2S), This
Jan 1, 1958
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Design And Construction Challenges At The Gualcamayo Mine ? IntroductionBy N. Ward
The Gualcamayo Mine is located in the Andes Mountains north of San Juan, Argentina (Figure 1). A property of Yamana Gold Inc, it declared commercial production in July 2009 and has a total mineral re
Jan 1, 2011
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Engineering Phases Of The Development And Operation Of Geothermal Power SourcesBy W. M. Middleton
The exploiting of geothermal steam is a new endeavor in this country and is for that matter a very new science in the world. With the majority of steam wells in the world having been drilled during th
Jan 1, 1963
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Part I. Process For Reclaiming Chromium, Vanadium, Molybdenum And Tungsten From Secondary Source MaterialsBy Jameel Menashi
A process has been developed for recovering the refractory metal values contained in mixed secondary source materials such as contaminated grinding wastes, oxides and sludges. The wastes are calcined
Jan 1, 1984
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Connection of TARP Tunnel to Thornton Quarry ReservoirBy Djavid Mohammad
Over the next several years, the storage capacity of the Metropolitan Water Reclamation District of Greater Chicago?s Tunnel and Reservoir Plan will be increased by 14.8 billion gallons through the ad
Jan 1, 2008
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Performance Analysis Of Different Estimation Methods On Conditionally Simulated Deposits (0cbc8d79-eac1-4ce3-b58c-f46ab73f673b)By A. Arik
An accurate estimation of mining block grades continues to be a challenging task for ore reserve practitioners. Two of the factors that affect the accuracy of the estimates are the estimation method u
Jan 1, 2000
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Nuclear Energy Industry – Past, Present and FutureBy James J. Graham
Uravan, Ambrosia Lake, Gas Hills and South Texas are all historic names in US uranium. These mining areas supplied the uranium that brought the United States into the nuclear age during the 1960s, an
Jan 1, 2002
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Changed Conditions From The Viewpoint Of A GeologistBy Chester M. F. Peters
INTRODUCTION There has been considerable discussion in recent years of the strained relations between owners, engineers and contractors caused by the rapid increase in costly litigation in undergro
Jan 1, 1974
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Security of supply, sustainability and resource efficiencyBy J. Geisler
When addressing Germany’s resource supplies, we need to distinguish between those domestically available and imported ones. Resource extraction ostensibly competes with the designation of protection a
Jan 1, 2011
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Benefits Analysis Of Expert Control SystemsBy A. Broussaud, J. D. McKay
Benefits analysis of adaptive Expert control systems operating at plants in Africa and the United States are presented. Proper statistical tools and techniques are discussed. Technical and practical
Jan 1, 2001
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Mine Safety & Health - SME StatementEmployee safety and health is of paramount importance for SME and its members. Many SME members work daily in our Nation's mines or have a direct impact on others that work in the mines. SME s
Jan 1, 2011
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Biopharmaceuticals To Cat Litter Innovation In The Diatomite And Perlite Industries - SME Annual Meeting 2022By S. K. Palm
The commercial life of a mineral product can be long, but like hitech electronic and software products that soar in sales one day to become obsolete and forgotten a few months or years, mineral produc
Mar 2, 2022
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Monitoring Subsidence In The West: Problems And AnalysisBy John E. Rourke, O&apos
This paper describes some of the results of a project for the design and demonstration of subsidence monitoring systems for underground coal mines. The project was designed to test monitoring systems
Jan 1, 1982
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Federal Cooperation To Protect Watersheds Degraded By Coal Mine Drainage From Abandoned Mine LandsBy B. Samoski
In late 1994, EPA and OSM acknowledged that efforts by any one agency or by the many different agencies to remedy the water quality impacts of decades of contamination from abandoned coal mine lands
Jan 1, 2002
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Current usage of continuous monitoring systems in coal mines discussedBy Kevin G. Stricklin
Introduction Continuous monitoring techniques have been used in the US and abroad for many years. A continuous miner has a monitor that measures methane and automatically gives a warning if the metha
Jan 9, 1987
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MINExpo International 2004 Expects 40,000 AttendeesThe latest in mining technology and equipment will be show-cased this month at MINExpo International 2004. The event, billed as the world’s largest mining equipment exhibition, is set for Sept. 27-30
Jan 1, 2004
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Coal Quality And Resources In The Us Gulf Coastal PlainBy J. C. Willett, J. R. Sanfilipo, P. D. Warwick
The U.S. Geological Survey has conducted an assessment of the Nation’s coal deposits that potentially could be mined during the next 30 or more years. For the Gulf Coastal Plain region, the assessmen
Jan 1, 2001
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Probable Cost Estimating and Risk ManagementBy John Reilly
Costs of complex/underground projects have been consistently underestimated and delivery on time and on budget has been problematic. This has been attributed, to inadequate cost estimates and unidenti
Jan 1, 2008