UNT Libraries Government Documents Department - 140 Matching Results

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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
open access

Mineral Industries Survey of the United States, California: Tuolumne and Mariposa Counties, Mother Lode District (South). Mines of the Southern Mother Lode Region, Part 2 -- Tuolumne and Mariposa Counties

Description: Report issued by the Bureau of Mines over mining operations in the southern Mother Lode Region of California. A review of this area is presented, and discussed. This report includes tables, illustrations, and photographs.
Date: 1940
Creator: Julihn, C. E. & Horton, F. W.
Item Type: Refine your search to only Report
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Some Engineering Problems of the Panama Canal in Their Relation to Geology and Topography

Description: Report issued by the Bureau of Mines over issues encountered during construction of the Panama Canal. As stated in the introduction, "this report aims to discuss, from the viewpoint of the mining geologist, the bearing of topographic and geologic conditions on certain problems that arose in the construction of the Panama Canal" (p. 7). This report includes tables, maps, illustrations, and photographs.
Date: August 1915
Creator: MacDonald, Donald F.
Item Type: Refine your search to only Report
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Limits of Inflammability of Gases and Vapors

Description: Report issued by the Bureau of Mines over studies conducted on the inflammability of the gases found in mines. As stated in the introduction, "it is the object of this paper to present the results of a critical review of all figures published on the limits of inflammability of combustible gases and vapors when in admixture with air, oxygen, or other "atmosphere" (p. 1). This report includes tables, and illustrations.
Date: 1928
Creator: Coward, H. F. & Jones, G. W.
Item Type: Refine your search to only Report
open access

Carburetion of Combustible Gas with Butane and Propane-Butane Mixtures with Particular Reference to the Carburetion of Water Gas

Description: Report issued by the Bureau of Mines over the carburetion of many different fuels. The report pays particular attention to the carburetion of water gas. Carburetion methods and results are presented and discussed. This report includes tables, and illustrations.
Date: 1929
Creator: Odell, William Wallace
Item Type: Refine your search to only Report
open access

Iron Oxide Reduction Equilibria: A Critique from the Standpoint of the Phase Rule and Thermodynamics

Description: Report issued by the Bureau of Mines over studies conducted on iron oxide reduction. As stated in the scope of bulletin, "this bulletin, therefore, presents the properties of the common oxides of iron, their combinations with each other, and the reduction-equilibrium diagrams by which the investigator passes from one to the next; the end point is not pure iron but the carburized iron of the blast furnace, cast iron" (p. 1-2). This report includes tables, and illustrations.
Date: 1929
Creator: Ralston, Oliver C.
Item Type: Refine your search to only Report
open access

Facts Relating to the Production and Substitution of Manufactured Gas for Natural Gas

Description: Report issued by the Bureau of Mines over information obtained on manufactured gas production instead of natural gas production. The information collected is discussed. This includes such topics as rates, methods, and locations of gas. This report includes tables, maps, illustrations, and photographs.
Date: 1929
Creator: Odell, William Wallace
Item Type: Refine your search to only Report
open access

Petroleum Laws of All America

Description: Report issued by the Bureau of Mines covering petroleum laws of the U.S. and surrounding oil producing countries. As stated in the preface, "this bulletin includes the petroleum laws of (1) United States; (2) the several oil-producing States; (3) Canada; (4) Mexico; (5) the Republics of Central and South America" (p. iv).
Date: March 1921
Creator: Thompson, Joseph Wesley
Item Type: Refine your search to only Report
open access

The Electrothermic Metallurgy of Zinc

Description: Report issued by the Bureau of Mines over the electrothermic metallurgy and smelting of zinc. Different smelting methods, processes, and equipment are presented and discussed. This report includes tables, illustrations, and photographs.
Date: May 1923
Creator: O'Harra, B. Marvel
Item Type: Refine your search to only Report
open access

Timbering of Metal Mines

Description: Report issued by the Bureau of Mines over the importance of timbering in metal mines. The reasons and methods for timbering are presented and discussed. This report includes illustrations, and photographs.
Date: June 1923
Creator: Holbrook, Elmer Allen; Ageton, Richard V. & Tufft, Harry E.
Item Type: Refine your search to only Report
open access

Stoping Methods and Costs

Description: Report presenting a study of stoping methods and costs and summarizing the data obtained in earlier publications and those obtained during investigations in the field that apply particularly to stoping.
Date: 1936
Creator: Jackson, Charles Freeman & Gardner, E. D.
Item Type: Refine your search to only Report
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