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Bulletin 8 The Flow Of Heat Through Furnace WallsBy Henry Kreisinger, WALTER T. RAY
This bulletin contains a statement of certain results that will be embodied in a report describing investigations of the combustion of fuel made by the United States Geological Survey and the Bureau o
Jan 1, 1911
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OFR-131-80 Interactive Mine-Power-System Analysis - APL Fault ProgramBy Frederick C. Trutt
A guide to the development and utilization of an interactive mine-power-system fault program (Z-bus by algorithm) is presented. Theoretical foundations, as well as implementation considerations are di
Jan 1, 1979
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Appendix 1By R. V. Ramani, P. M. T. White, D. Sutton
Appendix I. Part 1: Description Of Geology & Reserves System Introduction The Ore Evaluation and Reserve programs have been developed to aid in the evaluation of coal deposits, both qualitati
Jan 1, 1974
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Value And Trends In World Mineral Trade (43aa1af8-e91d-4711-a02c-1a4af523c2ba)By Ivette E. Torres
Table 8 provides data for the estimated value of world export trade of all mineral commodities from 1980 through 1991. It also provides a breakdown of the total into mineral fuels and non fuel mineral
Jan 1, 1994
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RI 4715 Helium Tracer-Gas Studies In The Cabin Creek, W. Va. Oil And Gas FieldBy Jr. Frost
Helium used as a tracer gas in petroleum reservoirs continues to show great promise as a new tool for the oil and gas industry, according to tests conducted jointly by the Bureau of Nines and The Pure
Jan 1, 1950
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RI 6930 Batch And Continuous Circuit Beneficiation Of Western Phosphate OresBy J. W. Town
The Bureau of Mines made continuous-circuit beneficiation studies to determine the optimum conditions for concentrating phosphate minerals from the intermediate-and marginal-grade ores of the Phosphor
Jan 1, 1967
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BibliographyBy David A. Monaghan, Kenneth R. Maser, Adi R. Gurdar, D. Randolph Berry
BIBLIOGRAPHY 1. Dougherty, John J. , "Control of Mine Fires", Publication of the Mining Extension Service, School of Mines, Appalachian Center, West Virginia University (1969). 2. Coal Age, "F
Jan 1, 1973
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RI 9297 - Recovery of Sulfur From Phosphogypsum: Conversion of Calcium Sulfide to SulfurBy D. A. Rice
As part of a cooperative effort between the Bureau of Mines and the Florida Institute of Phosphate Research (FIPR), with input from the phosphate industry, the conversion of phosphogypsum to sulfur is
Jan 1, 1990
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IC 6693 Some Notes On Methods And Costs Of Equipping And Developing Prospects ? IntroductionBy Chas. F. Jackson
The mining literature is replete with descriptions of methods and costs of operation at producing mines. To day the mine manager can find published information bearing upon almost any problem with whi
Jan 1, 1933
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RI 6550 Statistical Interpretation of Sample Assay Data From the Mi Vida Uranium Mine, Big Indian District, San Juan County, UtahBy Scott W. Hazen, Richard F. Link, George S. Koch
The Mi Vida mine , Big Indian district , San Juan County , Utah , is in an ore deposit of uranium and vanadium minerals disseminated in certain sedimentary beds of the Triassic Chinle formation . Stat
Jan 1, 1964
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RI 5273 Anthracite Mechanical Mining Investigations - Second Testing Of Brieden Pneumatic Packing Machine ? SummaryBy Ralph H. Whaite
To assist the anthracite industry obtain technical data on pneumatic packing, the Federal Bureau of Mines imported a pneumatic packing machine from Germany and installed it in a mine of a cooperating
Jan 1, 1956
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IC 9392 Mechanical Excavation Systems (In Three Parts) 1. Drill-Split Narrow-Vein And Longwall MiningIn this U.S. Bureau of Mines report, two drill-split mechanical excavation mining system concepts are described, casted, and cost compared with conventional drill-blast mining systems. The concepts fo
Jan 1, 1994
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RI 8910 - Centrifugally Cast Glass-Ceramic Pipe From Mining and Processing WastesBy Arthur V. Petty
The Bureau of Mines has researched the utilization of mining and pro-cessing wastes as raw materials for the production of glass-ceramic pipe. Characterization of various wastes as to occurrence and c
Jan 1, 1984
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RI 8859 - Safer Procedures for Removing Dragline Wire Rope TerminationsBy G. K. Derby
The Bureau of Mines investigated methods for removing dragline bucket wire rope terminations with the objective of finding efficient methods that are safer than the method most commonly used at U.S. s
Jan 1, 1984
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RI 5218 Exploration For Lead And Zinc At The Madonna Mine, Monarch Mining District, Chaffee County, Colo. ? SummaryBy Scott W. Hazen
This report describes exploration for lead-zinc ores at the Madonna mine between 1945 and 1953 by the Utze Lode Co., the Bureau of Mines, and the company with Government financial aid under the Defens
Jan 1, 1956
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IC 7111 Operations At The Haile Gold Mine, Kershaw, S. C. ? IntroductionBy Edmund Newton
The Haile mine has been the outstanding gold-mining operation and the largest single producer of gold in the Appalachian region. Gold was discovered at the Haile in 1827, previous to the present opera
Jan 1, 1940
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IC 8582 Procedures For Evaluating Hazards To Coal Mining Operations From Hydrocarbon ReservoirsBy James A. Wasson
Because of the danger to life and property in a coal mine if an oil or natural gas well should be accidentally intersected during mining operations, certain precautionary measures should be carried ou
Jan 1, 1973
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OFR-123(3)-81 Finite Element Analysis Applied To Resin And Mechanical Roof Bolting Systems For Strata Bound Deposits - Volume III - Appendix C - An Elasticity And Finite Element Study Of The Fully-Grouted Resin Roofbolt Under Transverse LoadingBy J. C. Gerdeen
A new analytical model for the shear stiffness at a joint of the fully-grouted resin roofbolt is developed using the Theory of Elasticity and an analogy to a beam on an elastic foundation, Gerdeen [2]
Jan 1, 1976
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OFR-2-80 Development Of New Design Concepts For Construction Of Valley FillsBy LeRoy D. Loy
The disposal of excess overburden from surface mining can be accomplished by use of a reclamation technique entitled head-of-hollow or valley fill. This report attempts to assess current valley fill r
Jan 1, 1978
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RI 8515 Direct Method Determination of the Gas Content of Coal: Procedures and Results (b5e24c0f-5f64-41f3-8956-da2de0117588)By W. P. Diamond
The explosion hazard of methane-air mixtures has become an increasingly serious mine planning problem, and an advance assessment of methane gas potential can therefore be essential for a safe and econ
Jan 1, 1980