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RI 5009 Distillation Assays Of Missouri River Basin Coals ? Introduction And Summary
By Manuel Gomez
This report presents experimental work conducted on a number of coals found within the boundaries of the Missouri River Basin, which were, to an extent, a selection of coals typical of that region. In
Jan 1, 1953
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The 1983 Economic Recovery And Measures Of Structural Change In The U.S. Economy And Mining Industry
The last issue included a discussion of recent indications of a 1983 recovery and a brief analysis of the contribution of the U.S. mining industry to the gross national product (GNP). In this issue we
Jan 1, 1983
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RI 3104 The Overheating of Rubber-Sheathed Trailing Cables
By A. B. Hooker, L. C. IlsLey
"Field inspections and data relative to the use of rubber-sheathed trailing cables in mines show that much cable is ruined or its probable life shortened by being overheated in service.The length of c
Jul 1, 1931
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OFR-100(3)-76 Development Of Pre-Mining And Reclamation Plan Rationale For Surface Coal Mines - Volume III Of III - Legal Controls Of Surface Mining
VOLUME III The objective of Volume III of this report is to provide a concise review of six major types of legal constraints, controls, and regulations on surface coal mining in the United States,
Jan 1, 1976
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MLA 15-89 - Mineral Resources Of The Owyhee Breaks Study Area, Malheur County, Oregon ? Summary
By Causey J. Douglas
In 1988, at the request of the Bureau of land Management, the U.S. Bureau of Mines studied part of the 13,460-acre Owyhee Breaks Wilderness Study Area (OR-003-059) in order to evaluate its identified
Jan 1, 1989
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Bibliography Of Pressure Hydrogenation (In Three Parts) I. Review And Compilation Of The, Literature On The Pressure Hydrogenation Of Liquid And Solid Carbonaceous Materials - Introduction
By J. L. Wiley
THIS REVIEW contains abstracts of the technical literature and patents dealing with the history, development, and commercial application of the Bergius and related processes for the hydrogenation, und
Jan 1, 1950
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OFR-112-79 Research Study Of Continuous Haulage From Open Pit Mines
By W. G. Freeman
It is unlikely, as In the past, improvement in truck efficiency and capacity can fully offset the effects of inflation, fuel costs/shortages and ever increasing haul distances. There-fore, investigati
Jan 1, 1978
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Second Quarter National Economic Statistics, Industry Statistics - Second-Quarter National Economic Statistics
By Keith Harris
The U.S. economy grew moderately in the second quarter of 1985 with real gross national product (GNP) recording a seasonally adjusted annual growth rate of 2.0%, up from the 0.3% growth of the previou
Jan 1, 1985
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OFR-79-93 Vol. II Cross-Ridge Mountaintop Mining Demonstration - Volume II
By Robert L. Lappi
Volume I of this report described the demonstration of cross-ridge mountaintop coal mining. This document, Volume II, is intended for use as a supporting document to Volume I. This report describes th
Jan 1, 1984
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OFR-16-74 Proceedings Of Thru-The-Earth Electromagnetics Workshop - Objectives And Constraints Of Through-The-Earth Electromagnetic Communication Systems
By Howard E. Parkinson
In 1969, new coal mine health and safety legislation was enacted in the United States. As a result of this legislation, the Department of Interior, Bureau of Mines has carried out communications resea
Jan 1, 1973
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IC 6660 Description Of The Property And Operations At The Lewiston Dredge, Lewiston, Calif. ? Introduction
By Lawrence K. Requa
The property being worked by the Lewiston dredge of Placer Development (Ltd.) is on the Trinity River in Trinity County, Calif., about 9 miles north of the town of Lewiston (see fig. 1). The nearest r
Jan 1, 1932
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RI 8420 Thermodynamic Properties of Ferric Oxychloride and Low-Temperature Heat Capacity of Ferric Trichloride
By J. M. Stuve
This Bureau of Mines investigation measured the low-temperature heat capacities of FeOC1(c) and FeC13(c) in the temperature ranges of 6 to 305 K and 4.6 to 300 K, respectively. The standard entropies
Jan 1, 1980
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International Land Reclamation And Mine Drainage Conference And Third International Conference On The Abatement Of Acidic Drainage - Volume 3 Of 4: Reclamation And Revegetation
Mine drainage and mine reclamation are topics of major interest to the mining industry, federal and local governments, and the general public. This publication and its companion three volumes are the
Jan 1, 1994
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RI 5086 Laboratory Recovery Of Manganese Carbonate From The Martin Mine, Independence County, Ark. ? Introduction
By M. M. Fine
A laboratory mineral-dressing investigation of manganese ore from the Martin mine, Independence County, Ark., succeeded in recovering ferrograde manganese products. Sintered flotation concentrates ana
Jan 1, 1954
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Fourth-Quarter 1988 National Economic Activity And First-Quarter 1989 Outlook - Fourth-Quarter 1988
By Joan Weinberg
Real gross national produce (GNP) grew at a seasonally adjusted annual rate of 2.0% in the fourth quarter (table 1). The restrained quarterly growth rate was the slowest in 2 years, and was substantia
Jan 1, 1989
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RI 3815 Utilization of Three Kids Manganese Ore in the Production of Electrolytic Manganese
"INTRODUCTION Industrial utilization of the present submarginal domestic manganese resources of the United States is wholely dependent at this time on the electrolytic manganese process established as
Jun 1, 1945
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RI 6364 Gasification of Bituminous Coal With Oxygen in a Pilot Plant Equipped for Steam Pickup Feeding
By K. D. Plants, J. H. Holden, L. F. Willmott
Pulverized high- volatile A bituminous coal was gasified with oxygen and superheated steam in a pressure - gasification pilot plant equipped for steampickup feeding . The pilot plant operated satisfac
Jan 1, 1964
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Recent Indications Of A 1983 Recovery
Past issues of Minerals and Materials have discussed such aspects of the economy as consumption and investment expenditures, interest rates, productivity, and international trade barriers and their ef
Jan 1, 1983
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IC 8477 Socioeconomic Aspects Of Mining In Selected Cities - Urbanization And Surface Mining, Atlanta, Ga.
By R. R. French
The industrial minerals industry in the Atlanta, Ga., area was studied in order to better understand problems associated with exploiting mineral resources in and near metropolitan areas. A method for
Jan 1, 1970
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IC 8237 Bureau Of Mines Research And Technologic Work On Coal, 1963 ? Introduction (36a83d87-c8b4-46b2-ae0d-6c9d71d3add5)
Coal research and technologic work by the Bureau of Mines covers a broad program of investigation aimed at conservation and utilization of this important natural resource. Conservation is served by a
Jan 1, 1964