UNT Libraries Government Documents Department - 95 Matching Results
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- The Coal Industry of Brazil: Part 2. Technology of Mining and Preparation
- Report issued by the Bureau of Mines discussing the coal industry in Brazil. An emphasis is placed on the technological advancements of mining and preparation of coal. This report includes tables, maps, illustrations, and photographs.
- The Coal Industry of Brazil: Part 1. General Economy, Production, and Marketing
- Report issued by the Bureau of Mines discussing the Brazilian coal industry. Location details and their production levels are presented. This report includes tables, maps, and illustrations.
- Investigation of Coal Deposits in the Fairview and Coal City Basins of Coosa Field, St. Clair County, Alabama: Reserves, Petrography, and Chemical Properties of Coals; Washability Characteristics of Coal from Fairview Bew; and Geology of Area
- Report issued by the Bureau of Mines discussing the coal deposits in Saint Clair County, Alabama. Investigations of the estimated reserves and analyses of the coal fields in this area are presented. This report includes tables, maps, illustrations, and photographs.
- A Method of Resolving Oil-Field-Waste Emulsions
- Report issued by the Bureau of Mines discussing the recovery of waste emulsions in crude-oil storage tanks. As stated in the introduction, this study was undertaken to find a method of recovering a valuable oil from pit-waste emulsion" (p. 2). Detailed recovery methods are presented. This report includes tables, illustrations, and photographs.
- Preparation Characteristics of Illinois Coals
- Report issued by the Bureau of Mines discussing the mechanical coal-preparation characteristics. As stated in the introduction, "this second publication reports the washability and screen analyses of the important Illinois coal beds, showing the quality of product that would result when the raw coal is subjected to preparatory treatment" (p. 1). This report includes tables, maps, and illustrations.
- Reserves, Petrographic and Chemical Characteristics, and Carbonizing, Properties of Coal Occurring South of Dry Fork of Minnesota Creek, Gunnison County, Near Paonia, Colorado, and the Geology of the Area
- Report issued by the Bureau of Mines discussing the geology, chemical, and carbonizing properties of Gunnison County coal reserves in Colorado. Results and analyses of the investigations conducted on the coal reserves are presented in detail. This report includes tables, maps, illustrations, and photographs.
- Water Pools in Pennsylvania Anthracite Mines
- Report issued by the Bureau of Mines discussing water pools that accumulate in Pennsylvania anthracite mines. Factors that lead to underground water pools, and methods for water drainage are presented. This report includes tables, maps, illustrations, and photographs.
- Analyses of Michigan, North Dakota, South Dakota and Texas Coals
- Report issued by the Bureau of Mines discussing the lignite and bituminous coal fields of Michigan, Texas, North Dakota, and South Dakota. Analyses of the varying regional coal fields are presented. This report includes tables, maps, and illustrations.
- Minable Reserves, Petrography, Chemical Characteristics, and Washability Tests of Coal Occurring in the Coos Bay Coal Field, Coos County, Oregon
- Report issued by the Bureau of Mines discussing the coal reserves of Coos County, Oregon. Investigations conducted on the minable coal reserves are presented in detail. This report includes tables, maps, illustrations, and photographs.
- Analyses of Arizona, California, Idaho, Nevada and Oregon Coals
- Technical paper issued by the Bureau of Mines over analyses of coals from many western states. The characteristics of the coals found in each state are discussed in detail. This paper includes tables, and maps.
- Exploration, Reserves, Bed Characteristics and Strip-Mining Possibilities of a Lignite Deposit Near Toledo, Lewis County, Washington
- Report issued by the Bureau of Mines discussing exploration of Lewis County lignite deposits in Washington. History, development, and drilling methods are presented. This report includes tables, maps, illustrations, and photographs.
- Analyses of Alaska Coals
- Report issued by the Bureau of Mines discussing the coal fields of Alaska. Analyses of the Alaskan coal fields are presented in detail. This report includes tables, and a map.
- Exploration, Composition, and Washing, Burning and Gas-Producer Tests of a Coal Occurring Near Coaldale, Esmeralda County, Nevada
- Technical paper issued by the Bureau of Mines over investigations of available coal in Esmeralda County, Nevada. Exploration of the coal deposits is discussed. This paper includes tables, maps, photographs, and illustrations.
- Washing Characteristics of the Pittsburgh Coal in a High-Sulfur Area in Greene County, Pennsylvania
- Technical paper issued by the Bureau of Mines over characteristics of Pittsburgh-seam coal in Greene County, Pennsylvania. The characteristics and locations of the coal are presented and discussed. This paper includes tables, maps, and illustrations.
- Design of Injectors for Low-Pressure Air Flow
- Report issued by the Bureau of Mines discussing the design of low-pressure injectors. As stated in the scope of paper, "this paper purposes to present and discuss methods of designing injectors for low-pressure air flow according to Professor Week's theory, with special reference to their use in mine and tunnel ventilation" (p. 1). This report includes tables, and illustrations.
- Differential Thermal Analysis: Its Application to Clays and Other Aluminous Minerals
- Report issued by the Bureau of Mines discussing thermal analysis of clays and aluminous minerals. As stated in the introduction, "the applications and limitations of this method to the study of various clays, bauxites, and aluminous minerals will be discussed in this paper" (p. 1). This report includes tables, illustrations, and photographs.
- Reserves, Bed Characteristics, and Coking Properties of the Willow Creek Coal Bed, Kemmerer District, Lincoln County, Wyoming
- Report issued by the Bureau of Mines discussing the coal reserves and coking properties of the Willow Creek bed in Lincoln County, Wyoming. Analyses of the coal bed are presented in detail. This report includes tables, illustrations, photographs, and a map.
- Analyses of Kentucky Coals
- Report issued by the Bureau of Mines discussing analyses of the Eastern and Western coal fields in Kentucky. The two coal fields are described in detail. This report includes tables, and illustrations.
- Analyses of Pennsylvania Anthracitic Coals
- Report issued by the Bureau of Mines discussing the anthracite coal fields of Pennsylvania. History, geology, and mining methods of the anthracite fields are presented. This report includes tables, illustrations, and maps.
- Analyses of West Virginia Coals
- Technical paper issued by the Bureau of Mines over studies of West Virginia coal fields. Characteristics of coals and mines are discussed. This paper includes tables, maps, and illustrations.
- Analyses of Washington Coals: Supplement to Technical Paper 491
- Report issued by the Bureau of Mines discussing the technological advances made in the mining industry between 1931 and 1941. Mechanized methods for mining operations are presented. This report includes tables, illustrations, and a map.
- Collecting and Examining Subsurface Samples of Petroleum
- Report issued by the Bureau of Mines discussing subsurface samples of petroleum. As stated in the scope of report, "the Bureau of Mines has developed special equipment and procedures for obtaining samples of petroleum under pressure from the bottom of wells and for examining these samples in the laboratory" (p. 4). This report includes tables, illustrations, and a photograph.
- Mining Practices and Safety at the Lava Cap Gold Mining Corporation Mines, Nevada City-Grass Valley District, California
- Report issued by the Bureau of Mines discussing mining safety in the Grass Valley mining district. As stated in the introduction, "the purpose of this paper is not to present an outstanding safety record but to show that gold mining can be pursued with the same degree of safety and improvement as any other industry, if and when the management recognizes that it can and must be done" (p. 1). This report includes tables, maps, illustrations, and photographs.
- Correlation Index to Aid in Interpreting Crude-Oil Analyses
- Report issued by the Bureau of Mines discussing the correlation index used for analyses of crude oils. The correlation index is presented and described in detail. This report includes tables, and illustrations.
- Explosion Hazards in Storage-Battery Rooms
- Report issued by the Bureau of Mines discussing the safety and explosion hazards present in storage-battery rooms. Descriptions of storage-battery rooms and methods of ventilation are presented. This report includes tables, illustrations, and photographs.
- Phenomena in the Ignition of Firedamp by Explosives: Part 1.-- Particles from the Detonation
- Report issued by the Bureau of Mines discussing the ignition of firedamp by coal-mining explosives. Experiments conducted to study the ignition of these particles are described. This report includes tables, illustrations, and photographs.
- Safety Factors in Construction and Ventilation, Wawona Vehicular Tunnel, Yosemite National Park, California
- Report issued by the Bureau of Mines discussing the safety and ventilation hazards presented during the construction of the Wawona tunnel in Yosemite National Park. Safety precautions and procedures used during the construction are presented. This report includes tables, illustrations, and photographs.
- Tabulated Analyses of Texas Crude Oils
- Report issued by the Bureau of Mines discussing analyses of Texas crude oils. As stated in the introduction, "this paper makes available in condensed tabular form under one cover all analyses of Texas crude oils made by the Bureau of Mines to March 1939" (p. 1). This report includes tables, and a map.
- A Study of a Solvent Analytical Separation of Waxes from Petroleum and its Lubricating Fractions
- Report issued by the Bureau of Mines discussing studies conducted on the wax byproducts of crude petroleum. As stated in the scope of report, "this report discusses the principal methods given in the literature for the quantitative determination of wax in petroleum and its fractions by the use of selective solvents" (p. 3). This report includes tables, and illustrations.
- Ball-Mill Grinding
- Report issued by the Bureau of Mines discussing the ball-mill grinding technique. Different methods of mill grinding are presented and compared with ball-mill grinding. This report includes tables, illustrations, and photographs.
- Mechanical Equipment Used in the Drilling and Production of Oil and Gas Wells in the Oklahoma City Field
- 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.
- Silicosis and Tuberculosis Among Miners of the Tri-State District of Oklahoma, Kansas and Missouri--[Part] 1: For the Year Ended June 30, 1928
- Report issued by the Bureau of Mines discussing the occurrence of tuberculosis and silicosis among mine workers of the Tri-State district including Oklahoma, Kansas, and Missouri. Past history of the diseases are presented, as well as the standard means of examination of miners. This report includes a map, tables, illustrations, and photographs.
- Crater Wells, Richland Gas Field, Louisiana
- Technical paper issued by the Bureau of Mines over "the history of the craters in the Richland gas field. The data have been collected at various times over a period of four years. The equipment and methods of control are discussed, and photographs show the surface conditions at various intervals in the life of the craters" (p. 1). This paper includes tables, maps, photographs, and illustrations.
- Natural Ventilation of Michigan Copper Mines
- Technical paper issued by the Bureau of Mines over the ventilation of copper mines in Michigan. Natural ventilation of the mines and mining conditions are discussed. This report includes tables, maps, and illustrations.
- Transportation of Gasoline by Pipe Line
- Technical paper issued by the Bureau of Mines over transportation of motor gasoline by pipe line. The locations and designs of the pipe lines are discussed. This paper includes tables, maps, photographs, and illustrations.
- Engineering Report of Cotton Valley Field, Webster Parish, Louisiana
- Technical paper issued by the Bureau of Mines over an engineering study of the Cotton Valley oil field. The history, geology, development, and production of the field are discussed. This paper includes tables, maps, photographs, and illustrations.
- Results of Electrical Resistivity and Electrical Induction Measurements at Abana Mine, Quebec, Canada: Explanation of Some Factors Associated with Induction Method
- Technical paper issued by the Bureau of Mines over studies conducted on electrical resistivity at the Abana Mine in Quebec. The methods used, and results of the studies are discussed. This paper includes tables, maps, and illustrations.
- Factors Governing the Entry of Solutions into Ores During Leaching
- Technical paper issued by the Bureau of Mines over studies on the leaching of copper-bearing ores. As stated in the introduction, the "penetration of the leaching medium into the body of the ore particles" (p. 1) is discussed. This paper includes tables, photographs, and illustrations.
- Graphical Terrane Correction for Gravity Gradient
- Technical paper issued by the Bureau of Mines over formula corrections to make up for gravity gradients. The new formulas are presented and discussed in detail. This paper includes tables, and illustrations.
- Salvage of Material in the Oil Industry
- Technical paper issued by the Bureau of Mines over the salvage of necessary equipment for the oil industry. The types of materials that can be salvaged are presented and discussed. This paper includes photographs, and illustrations.
- Experiments in Underground Communication Through Earth Strata
- Technical paper issued by the Bureau of Mines over studies in mine safety and communication. The methods and equipment used in the studies are presented and discussed. This paper includes tables, illustrations, and photographs.
- Geophysical Prospecting: Some Electrical Methods
- Technical paper issued by the Bureau of Mines over experiments in electrical methods. The methods and equipment used are presented and described. This paper includes tables, illustrations, and photographs.
- Measuring the Variation of Ground Resistivity with a Megger
- Technical paper issued by the Bureau of Mines over tests conducted on ground resistivity with a megger. The results of the tests are presented and discussed. This paper includes tables, and illustrations.
- Production of High-Alumina Slags in the Blast Furnace
- Technical report issued by the U.S. Bureau of Mines discussing the results of investigations studying the effects of alumina composition on the viscosity of iron slag.
- Thermodynamic Properties of Oxygen and Nitrogen
- Report issued by the Bureau of Mines discussing the thermodynamics of oxygen and nitrogen. Properties of these elements and methods of estimating thermodynamic data are presented. This report includes tables.
- Development, Mining, and Handling of Ore in Folded and Faulted Areas, Red Iron Mines, Birmingham District, Alabama
- Technical paper issued by the Bureau of Mines over mining of red iron ores in Birmingham, Alabama. As stated in the introduction, "the present paper deals more specifically with the development and handling of ore as affected by folds and faults in the ore bed, and considers changes that may be desirable or necessary in future mining practices" (p. 2). This paper includes illustrations, and photographs.
- Passage of Solid Particles Through Rotary Cylindrical Kilns
- Technical paper issued by the Bureau of Mines over studies conducted on rotary kilns. As stated in the introduction, "the object of this study was to determine the factors that influence the rate of progress of crushed materials through a kiln" (p. 1). This paper includes tables, illustrations, and photographs.
- Analyses of Virginia Coals
- Report containing several articles discussing coal in the state of Virginia. These articles cover geographic deposition of coal, coal production, mining methods, and analyses of coal samples. Index begins on page 71.
- The Bowie-Gavin Process: Its Application to the Cracking of Tars and Heavy Oils, Also to the Recovery of Oil from Oil-Soaked Sands or Shales, or from Oil Shales
- Technical paper issued by the Bureau of Mines over the Bowie-Gavin process. As stated in the introduction, "this paper describes a process and an apparatus designed to recover oil from such deposits" (p. 1). The results of experiments conducted using this process are discussed. This paper includes tables, illustrations, and photographs.
- A Carbon Monoxide Recorder and Alarm
- Technical paper issued by the Bureau of Mines over the development of carbon monoxide alarms and recorders. Descriptions of the recording equipment are presented and discussed. This paper includes tables, photographs, and illustrations.