Technical Report Archive & Image Library (TRAIL) - 109 Matching Results

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Innovations in Copper Leaching Employing Ferric Sulphate-Sulphuric Acid

Description: From Introduction: "The Bureau of Mines has attempted to develop a cheap and efficient solvent that would especially meet the requirements of smaller plants. (See Bibliography). A method of producing this solution from sulphurous products and waste liquors was developed by the bureau and tried successfully on a test-plant scale at the Southwest Experiment Station in cooperation with the department of mining and metallurgy, University of Arizona, Tuscon, Ariz."
Date: 1930
Creator: Keyes, Harmon E.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Jigging, Classification, Tabling, and Flotation Tests of Coals Presenting Difficult Washing Problems, with Particular Reference to Coals from Pierce County, Washington

Description: From Content and Arrangement of Report: "For the convenience of the reader the bulletin has been divided into two parts. Part I describes the investigation and summarizes the most important results. Part II gives the detailed data of the best of the washing tests by each process."
Date: 1931
Creator: Bird, B. M. & Marshall, S. M.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Lead and Zinc Mining and Milling in the United States: Current Practices and Costs

Description: From Object and Scope of Bulletin: "The purpose of this paper to combine in a single volume discussions of the winning of lead and zinc ores from the mines and of the milling of the ores with descriptions of practices at typical properties in the United States."
Date: 1935
Creator: Jackson, Charles F.; Knaebel, John B. & Wright, C. A.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Manufacture of Paraffin Wax from Petroleum

Description: From Introduction: "The primary purpose of this bulletin is to describe the metallurgical treatment and properties of the alloys as developed in research at the laboratories of the Bureau of Mines at Rolla, Mo., and to present a substantial amount of unpublished data."
Date: 1935
Creator: Espach, Ralph H.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Mechanical Equipment Used in the Drilling and Production of Oil and Gas Wells in the Oklahoma City Field

Description: Report issued by the Bureau of Mines discussing the mechanical equipment used in oil and gas wells of the Oklahoma City field. As stated in the introduction, "this paper presents the results of a study devoted chiefly to new equipment that has been developed to meet the requirements of drilling and producing operations in the Oklahoma City field and that has been accepted by drilling contractors and operators" (p. 1). This report includes tables, illustrations, and photographs.
Date: 1934
Creator: Wade, Gustav, 1885-
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Metal-Mine Accidents in the United States During the Calendar Year 1928

Description: Report issued by the U.S. Bureau of Mines covering accidents that happened in metal mines located in the United States including statistics for injuries, fatalities, kinds and causes of accidents, and operational data, such as number of mine workers and shifts worked.
Date: 1930
Creator: Adams, William W.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Metal-Mine Accidents in the United States During the Calendar Year 1929

Description: Report issued by the U.S. Bureau of Mines covering accidents that happened in metal mines located in the United States including statistics for injuries, fatalities, kinds and causes of accidents, and operational data, such as number of mine workers and shifts worked.
Date: 1931
Creator: Adams, William W.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Metal-Mine Accidents in the United States During the Calendar Year 1930

Description: Report issued by the U.S. Bureau of Mines covering accidents that happened in metal mines located in the United States including statistics for injuries, fatalities, kinds and causes of accidents, and operational data, such as number of mine workers and shifts worked.
Date: 1932
Creator: Adams, William W.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Metal-Mine Accidents in the United States During the Calendar Year 1931

Description: Report issued by the U.S. Bureau of Mines covering accidents that happened in metal mines located in the United States including statistics for injuries, fatalities, kinds and causes of accidents, and operational data, such as number of mine workers and shifts worked.
Date: 1933
Creator: Adams, William W.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Metal-Mine Accidents in the United States During the Calendar Year 1932

Description: Report issued by the U.S. Bureau of Mines covering accidents that happened in metal mines located in the United States including statistics for injuries, fatalities, kinds and causes of accidents, and operational data, such as number of mine workers and shifts worked.
Date: 1934
Creator: Adams, William W.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Metal-Mine Accidents in the United States During the Calendar Year 1935

Description: Report issued by the U.S. Bureau of Mines covering accidents that happened in metal mines located in the United States including statistics for injuries, fatalities, kinds and causes of accidents, and operational data, such as number of mine workers and shifts worked.
Date: 1938
Creator: Adams, W. W. & Kolhos, M. E.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Metal-Mine Accidents in the United States During the Calendar Year 1936

Description: Report issued by the U.S. Bureau of Mines covering accidents that happened in metal mines located in the United States including statistics for injuries, fatalities, kinds and causes of accidents, and operational data, such as number of mine workers and shifts worked.
Date: 1939
Creator: Adams, W. W. & Kolhos, M. E.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Metal-Mine Accidents in the United States During the Calendar Years: 1933-34

Description: Report issued by the U.S. Bureau of Mines covering accidents that happened in metal mines located in the United States including statistics for injuries, fatalities, kinds and causes of accidents, and operational data, such as number of mine workers and shifts worked.
Date: 1936
Creator: Adams, William W. & Kolhos, M. E.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Metal-Mining Practice

Description: Report issued by the U.S. Bureau of Mines over practices of metal mining. As stated in the introduction, "this bulletin summarizes mining practices of a large number of metal mines in the United states and foreign countries. The adaptation of mining methods best suited to the various natural conditions in mines is discussed, and comparative costs are presented" (p. 1). This report includes tables, illustrations, and photographs.
Date: 1939
Creator: Jackson, Charles Freeman & Hedges, Joseph Harold
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Method and Cost of Dredging Sand and Gravel by the Ohio River Sand Co., Louisville, Kentucky

Description: Report issued by the U.S. Bureau of Mines discussing dredging methods of used by the Ohio River Sand Company. The different methods and costs used to recover gravel and sand are described. This report includes tables and illustrations.
Date: January 1931
Creator: Duffy, J. Hamilton
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Methods and Apparatus Used in Determining the Gas, Coke, and By-Product Making Properties of American Coals: with Results on a Taggart-Bed Coal from Roda, Wise County, Virginia

Description: From Introduction: "The results of this preliminary investigation, which were reported to the association at the 1928 convention, indicated, first, that fundamental information on the mechanism of carbonization throughout the entire range from low to high temperature coking is desired and, second, that a uniform basis upon which to compare the carbonizing properties of different coals should be developed."
Date: 1931
Creator: Fieldner, A. C.; Davis, J. D.; Thiessen, R.; Kester, E. B. & Selvig, W. A.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Methods and Costs of Mining and Preparing Sand and Gravel at the Plant of the Ward Sand and Gravel Co., Oxford, Michigan

Description: Report issued by the U.S. Bureau of Mines discussing the operation and production of the Ward Sand and Gravel Company in Oxford, Michigan. The methods and costs employed by the company are presented. This report includes tables, and illustrations.
Date: January 1932
Creator: Ward, Frederick L.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Methods and Costs of Stripping and Mining at the United Verde Open-Pit Mine, Jerome, Arizona

Description: Report issued by the U.S. Bureau of Mines discussing the mining practices and expenses of the United Verde open-pit mine west of Jerome, Arizona. As stated in the introduction, "the purpose of this paper is to present the methods used in developing and operating the mine, and to discuss the problems encountered" (p. 1). This report includes tables, maps, and illustrations.
Date: February 1930
Creator: Alenius, E. M. J.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Microscopic Structure and Concentratability of the Important Iron Ores of the United States

Description: Outline of Problem: "This paper covers a survey of 19 ores collected from seven of the more important iron-ore districts of the United States and is a contribution by the ore-dressing section of the United States Bureau of Mines to general research program on iron and steel being conducted by the Bureau."
Date: 1936
Creator: Cooke, S. R. B.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Mineral Industries Survey of the United States: California, Calaveras County, Mother Lode District (South). Mines of the Southern Mother Lode Region. Part 1 -- Calaveras County

Description: From Introduction: "The present paper discusses regional resources, chiefly of gold, the existence of which has long been demonstrated by substantial production but which are so nearly marginal in value that their mining has been protracted and will probably continue indefinitely for many decades."
Date: 1938
Creator: Julihn, C. E. & Horton, F. W.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Mineral Industries Survey of the United States: California, Kern County, Mojave District: The Golden Queen and other Mines of the Mojave District, California

Description: Report issued by the U.S. Bureau of Mines discussing the mineral production of mines in Kern County, California. Mining and milling methods of these mines are presented. This report includes tables, maps, illustrations, and photographs.
Date: January 1937
Creator: Julihn, C. E. & Horton, F. W.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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