Technical Report Archive & Image Library (TRAIL) - 44 Matching Results
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- Bismuth in the United States
- Report issued by the U.S. Bureau of Mines discussing bismuth ores and supplies in the United States. As stated in the abstract, "domestic bismuth supply was projected from production figures for the ores in which it occurs - copper, lead, zinc, and tungsten" (p. 1). This report includes maps, tables, and illustrations.
- Blasting Vibrations and Their Effects on Structures
- Report issued by the Bureau of Mines over the effects of air blast vibrations. As stated in the abstract, "this report presents the results of the Bureau of Mines 10-year program to study the problem of air blast and ground vibrations generated by blasting" (p. 1). This report includes tables, and illustrations.
- Bureau of Mines Research on Trailing-Cable-Fault Locators
- Report issued by the Bureau of Mines over fault locators in trailing cables. The methods used for locating faults are discussed. This report includes tables, illustrations, and photographs.
- The Chemical Thermodynamic Properties of Hydrocarbons and Related Substances: [Part] 2. Properties of 25 Organic Sulfur Compounds in the Ideal Gas State from O° to 1,000° K
- From Abstract: "Tables of chemical thermodynamic properties for the ideal gas state from 0 degrees to 1,000 degrees K are reported for eight alkanethiols, three cycloalkanethiols and arylthiols, six thiaalkanes, two dithiaalkanes, three thiacycloakanes, and three thiophenes. They are based on current physical and thermochemical constants and definitions, reliable vibrational assignments, and the latest insights into molecular structure and energetics."
- Chemical Thermodynamic Properties of Hydrocarbons and Related Substances: Properties of the Alkane Hydrocarbons, C1 through C10, in the Ideal Gas State From 0 to 1500 K
- From Introduction: "A compilation of chemical thermodynamic properties of the alkanes, based on this correlation, is given in this bulletin for all of the alkane isomers through C^10 for selected temperatures between 0 and 1500 K. It is intended to fulfill the need for an updated compilation mentioned in the previous paragraph."
- Coal Mining Techniques in the Federal Republic of Germany - 1971
- Report issued by the U.S. Bureau of Mines discussing studies conducted on coal mining techniques used in Germany. The study of roof support evaluation techniques is emphasized. This report includes maps, tables, illustrations, and photographs.
- Coal Surface Mining Reclamation Costs: Appalachian and Midwestern Coal Supply Districts
- Report issued by the U.S. Bureau of Mines discussing costs of strip mining reclamation. As stated in the introduction, "the Bureau of Mines has undertaken this study to determine, as accurately as possible, the actual costs of reclaiming strip mined land in conjunction with active mining operations" (p. 2). This report includes tables, illustrations, and photographs.
- Computer Simulation of Particulate Systems
- From Introduction: "The first objective of he present Bureau research was the development of a means to model random assemblies of circles and spheres that would accurately simulate actual particulate systems. The second objective of this research was to develop the computer simulations to the point where they could be used to predict real packaging or covering properties and to develop a body of data that could be used to improve and add to what is currently known about the statistical geometry of random particulate systems."
- Contributions to the Data on Theoretical Metallurgy: [Part] 16. Thermodynamic Properties of Nickel and its Inorganic Compounds
- From Introduction: "The compilation of thermodynamic properties of nickel and its inorganic compounds was undertaken as part of a continuing effort by the Federal Bureau of Mines to provide information for the extractive metallurgist to use as guidelines for research on improving established process or developing new ones. This report also provides useful information for other areas of thermochemical research."
- CORES Operations Manual: Bureau of Mines Core Repository System
- Report issued by the U.S. Bureau of Mines discussing the CORES operations manual. As stated in the abstract, "this report describes the new Bureau of Mines Core Repository System (CORES) and presents the methods for selecting, processing, and storing physical samples and descriptive data for future reference by earth scientists" (p. 1). This report includes tables, illustrations, and photographs.
- Determining Seepage Characteristics of Mill-Tailings Dams by the Finite-Element Method
- Report issued by the Bureau of Mines over studies of mill-tailings dams, and disposal. Methods and development of tailings dams are discussed. This report includes tables, charts, photographs, and illustrations.
- Drilling and Sampling Tertiary Gold-Bearing Gravels at Badger Hill, Nevada County, California
- Report issued by the Bureau of Mines over gold-bearing deposits of Nevada County, California. Drilling and sampling of these gold deposits are discussed. This report includes tables, maps, illustrations, and photographs.
- Electrokinetic Consolidation of Slimes in an Underground Mine
- Report issued by the Bureau of Mines over tests conducted on underground mine slimes from a collection sump. Testing methods and results are discussed. This report includes tables, illustrations, and photographs.
- The Electroslag Melting Process
- "This Bulletin traces the development of the electroslag melting process from its modest beginnings to the present. Important basic mechanisms such as electrochemistry, thermochemistry, and heat transport are described. Since the choice of flux is a unique parameter in the electroslag process, two chapters are developed to this subject. Electroslag melting experience for reactive metals, base metals, ferrous alloys, superalloys, and the refractory metals, both inside and outside the Bureau of Mines, is outlined" (p. xi).
- The Flathead Tunnel: A Geologic, Operations, and Ground Support Study, Burlington Northern Railroad, Salish Mountains, Montana
- Report issued by the U.S. Bureau of Mines discussing the Flathead Tunnel in Montana. As stated in the introduction, "this information circular is a Bureau of Mines review of tunneling practices typical of the late 1960's. The report provides reference to all pertinent data related to the geology, mining operations, and ground support practices for the Flathead Tunnel" (p. 2). This report includes maps, tables, illustrations, and photographs.
- Geochemical Investigations for Gold, Antimony, and Silver at Stibnite, Idaho
- Report issued by the Bureau of Mines on the geochemical anomalies found in the gold-antimony deposits near Stibnite, Idaho. Many samples were collected and tested through an atomic absorption method. This report includes a map.
- Geology of Eocene Rocks and Oil Yields of Green River Oil Shales on Part of Kinney Rim, Washakie Basin, Wyoming
- Report issued by the Bureau of Mines discussing the geology and oil-yield of the Green River in the Washakie Basin, Wyoming. Evaluations of the geology and oil-shale resources of the area are presented. This report includes tables, maps, illustrations, and photographs.
- Geophysical Measurements of Gold-Bearing Gravels, Nevada County, California
- Report issued by the Bureau of Mines over development of geophysical equipment. Methods and instruments used during the studies are presented. This report includes tables, maps, and illustrations.
- Green River Formation Lithology and Oil Shale Correlations in the Piceance Creek Basin, Colorado
- Report issued by the Bureau of Mines discussing the oil-shale formations of the Green River in the Piceance Creek Basin. Detailed descriptions of oil-shale samples taken from the Green River formation are presented. This report includes tables, maps, illustrations, and a photograph.
- Instrument to Measure the Initial Deformation of Rock Around Underground Openings
- Report issued by the Bureau of Mines over development of the tunnel stress relaxation gage. As stated in the introduction, "this report summarizes development and modification of a tunnel stress relaxation gage (TSR) designed to measure initial and long-term deformation around underground excavations" (p. 1). This report includes tables, illustrations, and photographs.
- Interstitial Compounds as Fuel Cell Catalysts: Their Preparative Techniques and Electrochemical Testing
- From Introduction: "This report is a consolidated account of the total program with the exception of work done at Tyco Laboratories. Only a summary of Tyco's findings regarding the activity of the materials has been included in this report since a comprehensive report on their work will appear separately."
- Low-Temperature Lignite Tar: Processing and Utilization
- From Introduction: "The first part of the report describes methods that were used to separate various constituents from the distillable portion of low-temperature tar and techniques for upgrading them into more valuable products."
- Mica Beneficiation
- From Abstract: "The micaceous schist ores yielded concentrates containing 95 to 98 percent mica, with recoveries ranging from 70 to 83 percent. Part 1 of this report summarizes the process development work and demonstrates the feasibility of producing commercial-grade mica concentrates. The report also includes details of commercial beneficiation and grinding of mica. Also included in part 2 of this report are details of commercial mica production, including methods of mining, recovering, and grinding mica, and information on the production, uses, and prices of mica."
- Microfilming Maps of Abandoned Anthracite Mines: Mines in the Southern Anthracite Field
- Report issued by the U.S. Bureau of Mines discussing the microfilming of abandoned anthracite mine maps in Pennsylvania. As stated in the abstract, "a catalog of the microfilmed maps of 47 of 49 major mines and 18 independent mines in the Southern field is presented" (p. 1). This report includes maps, tables, and illustrations.
- Microseismic Techniques for Monitoring the Behavior of Rock Structures
- From Introduction: "This report presents the results of a 7-year Bureau of Mines program to review, revise, and make an effective engineering tool of the microseismic method of determining the stability of rock structures."
- Mineral Facts and Problems: 1970 Edition
- Report issued by the Bureau of Mines over mineral characteristics, uses, and problems. Descriptions of common minerals and their uses are presented and discussed. This report includes tables, maps, and illustrations.
- Mineral Materials for Chemical Manufacturing: A Survey of Supply and demand by the Chemical Industry in the Ohio River Basin of Ohio, Pennsylvania, and West Virginia
- Report issued by the U.S. Bureau of Mines discussing mineral materials of the Ohio River Basin. As stated in the abstract, "this study is a survey of supply and demand for minerals, metals, alloys, and compounds used by the chemical industries in the Ohio River Basin area of Ohio, Pennsylvania, and West Virginia during 1967" (p. 1). This report includes maps, tables, and illustrations.
- Mineral Resources of the Trans-Alaska Pipeline Corridor
- Report issued by the U.S. Bureau of Mines discussing known mineral deposits along the proposed Trans-Alaska Pipe line. As stated in the introduction, "reports of deposits of metallic minerals, nonmetallic minerals and mineral fuels on or near the proposed Trans-Alaska Pipeline route from Prudhoe Bay to Valdez were investigated" (p. 1). This report includes maps, and illustrations.
- Oil Yields and Stratigraphy of the Green River Formation's Tipton Member at Bureau of Mines Sites Near Green River, Wyoming
- Report issued by the Bureau of Mines over the oil yields at the Green River. The average oil yields from the area are discussed. This report includes tables, and illustrations.
- The People's Republic of China: A New Industrial Power with a Strong Mineral Base
- The following report summarizes the overall outlook and significance of Chinese mineral resources and development.
- Prereduced Iron Ore Pellets: Preparation, Properties, Utilization
- Report discussing the a new agglomerated raw material: partially reduced, hardened iron ore pellets. The pellets are a versatile product suitable for adaptation to both ironmaking and steelmaking. Includes discussion of the technology involved in making prereduced pellets, laboratory techniques, problems of production, data from blast furnace smelting, the economics of production, and the future of the industry.
- Pressure Distribution in Irregularly Bounded Reservoirs
- Report issued by the Bureau of Mines over petroleum reservoir pressure distribution. As stated in the introduction, "the purpose of this investigation is to provide the petroleum engineer with the computer techniques to determine quickly the pressure distribution in a petroleum reservoir" (p. 1). This report includes tables, and illustrations.
- Production Potential of Copper Deposits Associated with Permian Red Bed Formations in Texas, Oklahoma, and Kansas
- Report issued by the Bureau of Mines on the copper deposits in the Permian red beds from north-central Texas through Oklahoma, and into southwestern Kansas. Geologic and economic properties of the copper ore are documented. This report includes tables, maps, illustrations, and photographs.
- The Proton Nuclear Magnetic Resonance Spectra of Pyridines
- Report discussing the proton NMR spectra of 32 pyridines in two solvents, carbon tetrachloride and bezene-d6, are presented. The chemical-shift and differential-shift values are correlated with the substitutent position and with the solvent media. The ring protons and the protons on alkyl substituents are tabulated. The paramagnetic shift of the protons adjacent to the nitrogen is discussed, and a proposed structure for the pyridine-benzene complex that is consistent with the observed anomalous paramagnetic shift is presented. The utility of the data in the identification of pyridine compounds found in shale-oil naphtha is demonstrated.
- Reduction of Air Pollutants from Gas Burner Flames: Including Related Reaction Kinetics
- From Abstract: "The concentrations of air pollutants and the flame temperatures were measured, and the effects of ingress of secondary air into the primary and secondary combustion zones, flame stability, burner port surface, and simulated recycling of combustion gases were noted."
- Reuse and Subsurface Injection of Municipal Sewage Effluent: Two Case Histories
- Report issued by the U.S. Bureau of Mines discussing sewage disposal and reuse. As stated in the introduction, "this paper describes the renovation of municipal sewage water for industrial use, and the use of subsurface waste disposal by an industrial complex and by a city" (p. 1). This report includes tables, and illustrations.
- Storage Stability of Gasoline: Development of a Stability Prediction Method and Studies of Gasoline Composition and Component Reactivity
- From Abstract: "The compositions of various gums and inorganic deposits are reported in terms of elemental analysis and spectroscopic examinations. The reactions of tetraethyllead with selected hydrocarbons are also reported."
- Strippable Coal Reserves of Wyoming: Location, Tonnage, and Characteristics of Coal and Overburden
- Report issued by the U.S. Bureau of Mines discussing coal reserves in Wyoming. Geology, production, and location of strippable reserves are presented. This report includes maps, tables, and illustrations.
- A Study of the Carbon Dioxide-Carbon Reaction by Oxygen Exchange
- From Introduction: "This bulletin presents one phase of the Bureau's program of both fundamental and engineering-type studies that are being carried on with respect to the reactions of coal and other carbonaceous materials."
- Sulfur Compounds in Crude Oil
- From Abstract: "This report summarizes a systematic 20-year study of the organic sulfur compounds in Wasson, Texas, crude oil and, to a lesser extent, of three crude oils, that culminated in some 200 individual sulfur-compound identifications. This report reviews early sulfur literature covering petroleum sulfur compound identifications completed before this study was begun, and cites 58 papers resulting from this work."
- Supply and Demand for Energy in the United States by States and Regions, 1960 and 1965: Integrated Energy Balances and Energy Flows (Prepared from Four Parts)
- Report issued by the U.S. Bureau of Mines discussing state and regional supply and demand data. Integrated energy balances and energy flows are presented and used "to produce, transform, and transport energy to the point of consumption" (p. 1). This report includes maps, tables, and illustrations.
- Surface Mine Reclamation, Moraine State Park, Pennsylvania
- Report issued by the U.S. Bureau of Mines discussing mine reclamation at Moraine State Park in Pennsylvania. As stated in the introduction, "this Bureau of Mines report has been prepared to provide the general public, private industry, and Federal and State Governments with current surface mine reclamation data on the methods and costs of a reclamation project where project specifications required that the disturbed lands be returned to their original contour" (p. 1). This report includes maps, tables, illustrations, and photographs.
- Thermodynamic, Electrical, Physical, and Compositional Properties of Seeded Coal Combustion Products
- From Abstract: "This report presents the results of the Bureau of Mines 10-year program to study the problem of air blast and ground vibrations generated by blasting."
- Transportation of Iron Ore, Limestone, and Bituminous Coal on the Great Lakes Waterway System: With Projections to 1995
- Report issued by the U.S. Bureau of Mines discussing the transportation of minerals on the Great Lakes Waterway System. As stated in the abstract, "this study provides data on the physical and hydrological makeup of the Great Lakes waterway system and forecasts quantities, traffic patterns, and shipping cost of prospective bulk mineral commerce projected to be transported upon it" (p. 1). This report includes maps, tables, and illustrations.