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New Frontiers in Mining: Meeting 21st Century Challenges – Theme of SME Annual Meeting 2022
By Tim O’Neil
Nearly 4,800 mining professionals and exhibitors occupying 580 booths attended the 2000 SME Annual Meeting and Exhibit, Feb. 28-March 1, in Salt Lake City, UT. The technical program included80 sessio
Jan 1, 2000
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RI 5506 The Bureau Of Mines Synthetic Liquid Fuels Program, 1944-55 - Part I. - Oil From Coal - Preface -Paths From Coal To Synthetic Fuels
The complex organic chemicals in coal differ from those in petroleum mainly by the ratio of carbon atoms to hydrogen atoms; this ratio is about 2 for coal and 1 for petroleum. By changing the ratio, c
Jan 1, 1959
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Mineral Commodity Summaries 1996 - Significant Events, Trends, And Issues - The Mineral Sector Of The U.S. Economy
The U.S. economy and, consequently, the demand for minerals grew at more moderate rates in 1995 compared with stronger performances the previous year. Demand for metals such as steel and copper was re
Jan 1, 1996
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RI 4833 Static Electricity In Hospital Operating Suites: Direct And Related Hazards And Pertinent Remedies
By P. G. Guest
Many of the gases and vapors used in anesthesia form explosive mixtures with oxygen or air. Sources of ignition for these mixtures always have existed, in operating and anesthetizing areas. When ether
Jan 1, 1952
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Seafloor Massive Sulfide (SMS) Exploration In The Azores - Introduction: Mid-Atlantic Ridge And The Azores Plateau
By A. F. Marques
The Azores islands are located on a triple junction where the American, African (AFR), and Euroasian (EUR) plates meet. The Mid-Atlantic Ridge (MAR), oriented N-S, represents two branches of the T; an
Jan 1, 2011
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Synthesis Of High Performance Limn₀₈ Fe₀₂ Po₄/C Cathode Material For Lithium Ion Batteries: Effect Of Calcination Temperature
By Enrui Dai, Weibing Chen, Bin Yang, Wenhui Ma, Haisheng Fang, Hui Wang
LiMn0.8Fe0.2PO4/C composite was prepared by an improved solid-state method and the effect of calcination temperature on properties of the obtained materials was investigated. The results showed that i
Jan 1, 2015
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The Panama Canal.
By S. S. PRENZ
Discussion held at the sessions of the Canal Zone meeting, November, 1910. [SECRETARY'S NOTE.-As a result of this discussion, an expression of opinion covering all points of unanimous agreemen
Jan 1, 1911
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IC 6312 Radium ? Foreword
By Paul M. Tyler
The literature on radium is already voluminous, but mcuh of it is too technical to be intelligible to the average reader, and there is no single publication that covers certain economic features of th
Jan 1, 1930
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Electrophoretic Deposition Applied to Fabrication of Lithium-Ion Battery Electrodes
By George P. Demopoulos, Nima Parsi Benehkohal, Marianna Uceda
Lithium-ion batteries (LIBs) find wide range of applications from portable electronics to electric cars and stationary storage or renewable energy. LIB electrode fabrication is done through mixing the
Jan 1, 2016
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The Red Dog VIP mill optimization project
By George Hope, Brigitte Lacouture
"The Red Dog Mine has increased mill throughput for most years since startup. Although flotation equipment has been added over the last 10 years, the Red Dog metallurgical performance has been restric
Jan 1, 2002
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OFR-112-79 Research Study Of Continuous Haulage From Open Pit Mines
By W. G. Freeman
It is unlikely, as In the past, improvement in truck efficiency and capacity can fully offset the effects of inflation, fuel costs/shortages and ever increasing haul distances. There-fore, investigati
Jan 1, 1978
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From Indian Scrapings To 85-Ton Trucks: The Development Of Chino
By W. A. Gibson, A. D. Trujillo
The Santa Rita copper deposit first served as a source of native copper for Indian implements and weapons. In 1801 Santa Rita copper, trans- ported by mule train to Chihuahua, began to be used commerc
Jan 1, 1966
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The Rewards Of Patience
By R. E. Scheffel
Most supergene copper heap leach operations today employ forced-aeration, irrespective of ore grade. Unfortunately, there is little published quantification of its benefit. There is a natural desire
Jan 1, 2006
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Environmental considerations in tailing disposal
By G. W. Poling
This paper evaluates current environmental protection legislation, guidelines and criteria, focusing mainly on the land and water disposal of mill tailings. Effluent criteria and regulatory mechanisms
Jan 1, 1979
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Mathematics Of Mine Sampling III Whither Geostatistics?
By Robert F. Shurtz
This paper suggests that pre-occupation with the random process model notised by geostatisticians may result in neglect of more promising techniques, especially since the random process model does not
Jan 1, 1980
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Bulletin 109 Operating Details of Gas Producers
By R. H. Fernald
In 1900, as far as available records show, there were only two producer-gas power installations in the United States. In June, 1915, the number probably exceeded 1,000. Of this number, some 84.5 per c
Jan 1, 1916
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U.S. Bureau of Mines Preliminary Report
A record $19.7 billion in minerals was produced by United States industries in 1963. This was some $800 million above the previous high established in 1962. Preliminary statistics compiled by the U.S.
Jan 2, 1964
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Uso de geomallas en accesos mineros – haul roads. experiencias en Yanacocha y Pierina
By Carolina Rouillon
El presente documento señala dos experiencias aplicadas en la mina Yanacocha y Pierina exitosas donde se emplea las geomallas como parte del mejoramiento de suelos blandos con la finalidad de distribu
Sep 21, 2013
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Sampling And Analyzing Flue Gases. - Introduction.
By Henry Kreisinger
Some of the investigations conducted by the Bureau of Mines have for their object the collecting and disseminating of information regarding methods by which the fuels of the country may be most effici
Jan 1, 1915
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Manganese as a Nonferrous Metal (823e69d5-87d2-451e-9729-b39c4ffc64c5)
By Reginald S., Dean
The commercial availability of electrolytic manganese has greatly changed the position of manganese as a nonferrous alloying metal. Manganese metal commercially available up to about ten years ago was
Jan 1, 1953