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Minutes of the Sixteenth Regular Meeting of the Rocky Mountain Coal Mining Institute held at Denver, Colorado, February 26,27 and 28, 1923FEBRUARY 26TH. MORNING SESSION: The sixteenth regular meeting of the Rocky Mountain Coal Mining Institute was called to order in one of the private dining rooms of the Albany Hotel, Monday morning,
Jan 1, 1923
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Ripping of Ores and OverburdenBy J E. Curfman
This paper deals with using track-type and rubber-tired machines in the ripping and handling of overburden and ores. The techniques and proper attachments pertaining to the ripping of materials are co
Jan 1, 1965
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An Unique Formula for the Stone-Column Group EfficiencyBy Abhijit Saha
"The stone columns improve the performance of foundations on soft and loose soil due to the ability of composite ground to sustain increased structural loads under reduced settlements. The interaction
Jan 1, 2015
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RI 4266 Investigation Of Arkansas Bauxite ? Volume XVI (Deposits in N ½, T. 2 S., R.14 W.)By M. C. Malamphy
A general description of the activities and results of bauxite investi-gation by the Bureau of Mines at its bauxite project in Saline and Pulaski Counties, Ark., has been given in Report of Investigat
Jan 1, 1948
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IC 8632 Basic Estimated Capital Investment And Operating Costs For Underground Bituminous Coal Mines - Mines With Annual Production Of 1.06 To 4.99 Million Tons From A 72-Inch CoalbedBy Sidney Katell
This study estimates capital investment, operating costs, and selling prices for four underground bituminous mines producing coal with annual production ranging from 1.06 to 4.99 million tons. It is a
Jan 1, 1974
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Investigation of Geomechanical Mechanisms Contributing to Valley Closure Subsidence Effects – A 3D Numerical Modelling ApproachWhen underground extractions occur beneath or in close proximity to valleys and other forms of irregular surface topographic features, the observed vertical subsidence at the base of the valley is les
Jan 1, 2015
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Sinking And Commissioning Of The Eastern Twin Shaft System At Buffelsfontein Gold Mining Company Limited ? IntroductionBy G. L. Smit
The Buffelsfontein Gold Mining Company is situated in the Klerks-dorp district of the Province of the Transvaal in the Republic of South Africa, approximately 100 miles west of Johannesburg. Gold p
Jan 1, 1964
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Selecting Suitable Methods for Treating Mining EffluentsDuring operations, mining and metallurgical processes may generate effluents such as tailings water, acid mine drainage (AMD) and seepage and process acid streams. Depending on the type of ore and the
Jan 1, 2006
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Development in Cut and Fill Mining at ISA MineBy Jansen N
Production from the narrow, high grade silver-lead-zinc orebodies below 15 level commenced in mid 1985.Geological, mining research and recent mining experience determined that a mechanised drill, fire
Jan 1, 1985
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RI 7258 Effect Of Microstructure On Superconductivity In The Columbium-Hafnium SystemBy R. E. Siemens
The Bureau of Mines sought to correlate the variation of structure-sensitive superconducting properties with microstructure in selected Cb-Hf alloys and to compare the experimental results with those
Jan 1, 1969
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Geothermal Research in CanadaBy Alan Jessop
A small group has been set up at the Dominion Observatory, Ottawa, to make a survey of terrestrial heat flow throughout Canada. Terrestrial heat flow is the heat rising from the interior of the earth
Jan 1, 1964
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History and Problems of the Wabana Submarine Iron MinesBy V. J. Southey
"This paper reviews the history of Wabana Mines from 1892 to 1966, inclusive, in order to clarify the essential factors involved in the achievement of maximum mining efficiency and in the search for a
Jan 1, 1969
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RI 4174 Tungsten Deposits in AlaskaBy Wilford S. Wright, Harold E. Heide, Robert L. Thorne, Neal M. Muir, Aner W. Erickson, Bruce I. Thomas
A program of investigation of strategic and critical minerals began in 1940 to examine and develop tungsten occurrences in the western United States and Alaska. During the years in which the nation wa
Jun 1, 1948
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Flotation Testing of a Base Metal Ore From White's Orebody, Rum Jungle, N.T.The base metal ore from the hanging wall of White's orebody at Rum Jungle, N.T., is composed of copper and oth.er sulphides in a rock described as a phyllite,.which consists essentially of micace
Jan 1, 1959
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Innovative Use Of ACIP Piles And Geogrid To Support Kroger Superstore (97785a40-c93d-4648-ae71-8e34822bf6ed)By George C. Webb
A wide variety and variable depth (up to 40 ft.) of compressible, uncontrolled fill (including construction debris and a perched water condition) was present at a proposed Kroger construction site in
Jan 1, 2003
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RI 3391 Permissible Electrically Operated Post Drills And Drilling Machines ? IntroductionBy L. C. IlsLey
The cool drills that have received the approved of the Bureau of Mines may be divided into three general classes: (1) Hand drills, small drills that are held in the hands or supported against the body
Jan 1, 1938
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RI 3391 Permissible Electrically Operated Post Drills And Drilling Machines ? Introduction (75149517-c7bf-4613-aea6-a838e1d04d2e)By L. C. IlsLey
[The cool drills that have received the approval of the Bureau of Mines may be divided into three general classes: (1) Hand drills, small drills that are held in the hands or supported against the bod
Jan 1, 1938
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Studies Of High-Current Metallic ArcsBy F. W. Wood
ORIGINAL experimentation in specially designed arc-melting furnaces and a comprehensive review of technical literature have helped with an understanding of electric arcs as used in metallurgical appli
Jan 1, 1965
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58. Ore Deposits of the Central Mining District, Grant County, New MexicoBy William R. Jones, Robert M. Hernon
This report on the Central mining district of New Mexico is the partial culmination of an intensive U.S. Geological Survey effort dating back some 30 years. Robert M. Hernon went to Silver City in 194
Jan 1, 1968
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Resource developments on Indigenous Lands in Australia: The James Price Point Gas PrecinctBy Margaret Anne Stephenson
Today, in Australia, it is increasingly common to see agreements between Indigenous peoples and resource companies being achieved generally as Indigenous Land Use Agreements or agreements pursuant to
Aug 1, 2013