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Microscopic Structure and Concentratability of the Important Iron Ores of the United States
Outline of Problem: "This paper covers a survey of 19 ores collected from seven of the more important iron-ore districts of the United States and is a contribution by the ore-dressing section of the United States Bureau of Mines to general research program on iron and steel being conducted by the Bureau."
Date:
1936
Creator:
Cooke, S. R. B.
Object Type:
Report
System:
The UNT Digital Library
Coal-Mine Accidents in the United States: 1931
Report compiled by the U.S. Bureau of Mines including statistics on fatal and non-fatal accidents in coal mines located in the United States as well as data regarding the various operations (e.g., number of miners employed and average production). The information is organized into tables for comparison and the text draws some overall conclusions in the summary.
Date:
1933
Creator:
Adams, William W.; Geyer, L. E. & Chenoweth, L.
Object Type:
Report
System:
The UNT Digital Library
Metal-Mine Accidents in the United States During the Calendar Year 1930
Report issued by the U.S. Bureau of Mines covering accidents that happened in metal mines located in the United States including statistics for injuries, fatalities, kinds and causes of accidents, and operational data, such as number of mine workers and shifts worked.
Date:
1932
Creator:
Adams, William W.
Object Type:
Report
System:
The UNT Digital Library
Explosion Tests of Pittsburgh Coal Dust in the Experimental Mine, 1925 to 1932, Inclusive
From Introduction and Summary: "The first of these was Bulletin 353, dealing with the tests of rock-dust barriers; the second is the present paper, which reports tests made to determine the effect on the explosibility of Pittsburgh coal dust of altering conditions under which the tests were made; the third, dealing with tests of dust prepared from approximately 20 coals taken from beds in mines in different parts of the United States, will follow after the completion of testing in progress at the time of writing."
Date:
1933
Creator:
Rice, George S.; Greenwald, H. P. & Howarth, H. C.
Object Type:
Report
System:
The UNT Digital Library
Iron Oxide Mineral Pigments of the United States
From Summary: "This report reviews the occurrence of mineral pigments and allied iron ores and the nomenclature and common methods of classifying and testing many commercial mineral pigments used in this country."
Date:
1933
Creator:
Wilson, Hewitt
Object Type:
Report
System:
The UNT Digital Library
Coal-Mine Accidents in the United States, 1932
Report compiled by the U.S. Bureau of Mines including statistics on fatal and non-fatal accidents in coal mines located in the United States as well as data regarding the various operations (e.g., number of miners employed and average production). The information is organized into tables for comparison and the text draws some overall conclusions in the summary.
Date:
1934
Creator:
Adams, W. W. & Geyer, L. E.
Object Type:
Report
System:
The UNT Digital Library
Lead and Zinc Mining and Milling in the United States: Current Practices and Costs
From Object and Scope of Bulletin: "The purpose of this paper to combine in a single volume discussions of the winning of lead and zinc ores from the mines and of the milling of the ores with descriptions of practices at typical properties in the United States."
Date:
1935
Creator:
Jackson, Charles F.; Knaebel, John B. & Wright, C. A.
Object Type:
Report
System:
The UNT Digital Library
Coal-Mine Accidents in the United States, 1933
Report compiled by the U.S. Bureau of Mines including statistics on fatal and non-fatal accidents in coal mines located in the United States as well as data regarding the various operations (e.g., number of miners employed and average production). The information is organized into tables for comparison and the text draws some overall conclusions in the summary.
Date:
1935
Creator:
Adams, W. W. & Geyer, L. E.
Object Type:
Report
System:
The UNT Digital Library
Manufacture of Paraffin Wax from Petroleum
From Introduction: "The primary purpose of this bulletin is to describe the metallurgical treatment and properties of the alloys as developed in research at the laboratories of the Bureau of Mines at Rolla, Mo., and to present a substantial amount of unpublished data."
Date:
1935
Creator:
Espach, Ralph H.
Object Type:
Report
System:
The UNT Digital Library
Coal-Mine Fatalities in the United States, 1923
Report compiled by the U.S. Bureau of Mines including statistics on fatalities in coal mines located in the United States as well as data regarding the various operations (e.g., number of miners employed and average production). The information is organized into tables for comparison and the text draws some overall conclusions in the summary.
Date:
1924
Creator:
Adams, William W.
Object Type:
Report
System:
The UNT Digital Library
Explosion Hazards From the Use of Pulverized Coal at Industrial Plants
From Introduction: "This bulletin, therefore, presents both bad and the good features of pulverized-coal plants and gives recommendations for safe installation and operation. Consequently, in the preparation of this bulletin much of the material on explosions in plants is based on the results of tests at the experimental mine and in the laboratory dust gallery."
Date:
1925
Creator:
Tracy, L. D.
Object Type:
Report
System:
The UNT Digital Library
Quarry Accidents in the United States During the Calendar Year 1923
Report published by the U.S. Bureau of Mines which is a compilation of accidents in quarries located in the United States with data regarding the number and kinds of accidents as well as information about the mining operations (e.g., number of men employed, kinds of quarries, amount of work performed, etc.).
Date:
1925
Creator:
Adams, William W.
Object Type:
Report
System:
The UNT Digital Library
Metal-Mine Accidents in the United States During the Calendar Year 1928
Report issued by the U.S. Bureau of Mines covering accidents that happened in metal mines located in the United States including statistics for injuries, fatalities, kinds and causes of accidents, and operational data, such as number of mine workers and shifts worked.
Date:
1930
Creator:
Adams, William W.
Object Type:
Report
System:
The UNT Digital Library
Gas-Lift Method of Flowing Oil Wells: (California Practice)
From Introduction: "In this report the author has presented data of actual gas-lift operations in the oil fields of California. Wherever theoretical hypotheses and conclusions are given an attempt has been made to support them by field data gathered during consultation with engineers and operators. The impossibility of drawing conclusions that will apply to all wells or even to one well throughout its life is appreciated by everyone who has studied the subject, and the reader is cautioned not to accept all the data presented as being applicable to every well."
Date:
1930
Creator:
Miller, H. C.
Object Type:
Report
System:
The UNT Digital Library
Coal-Mine Accidents in the United States, 1930
Report compiled by the U.S. Bureau of Mines including statistics on fatal and non-fatal accidents in coal mines located in the United States as well as data regarding the various operations (e.g., number of miners employed and average production). The information is organized into tables for comparison and the text draws some overall conclusions in the summary.
Date:
1932
Creator:
Adams, W. W.; Geyer, L. E. & Chenoweth, L.
Object Type:
Report
System:
The UNT Digital Library
Permissible Electric Cap Lamps and Ventilation in Certain California Mines and Water-Tunnel Construction
From Introduction: "As a result of the recommendations of this committee, special studies have been made of the methane hazards incident to mining and tunneling operations in the Coast Range Mountains. These studies have resulted in the adoption of numerous safety precautionary measures; among them the use of permissible types of mining equipment, electric cap lamps, with which this deals with primarily."
Date:
1932
Creator:
Ash, S. H. (Simon Harry), b. 1889 & Rankin, J. H.
Object Type:
Report
System:
The UNT Digital Library
Tests of Strength of Roof Supports Used in Anthracite Mines of Pennsylvania
From Introduction: "The report that follows gives the results to determine the comprehensive strength of artificial roof supports of various kinds used in the mining of anthracite in Pennsylvania."
Date:
1929
Creator:
United States. Bureau of Mines.
Object Type:
Report
System:
The UNT Digital Library
Ochers and Mineral Pigments of the Pacific Northwest : Occurrence, Possible Methods of Preparation, and Testing of Ochers, Siennas, and Colored Clays
From Introduction: "A review is given of the nomenclature, sources, imports, statistics, common methods of preparation, and testing of mineral pigments. A description of the Deer Park-Spokane colored-clay district and the laboratory methods of preparation of these colored clays, ochers, and siennas follows. The following report is merely preliminary in nature, only three months during the summer of 1927 being devoted to the laboratory investigation."
Date:
1929
Creator:
Wilson, Hewitt
Object Type:
Report
System:
The UNT Digital Library
Mining Methods and Practice in the Michigan Copper Mines
From Introduction: "The mining methods described and discussed in this report have been considered historically-that is, from early to present practice. The data for this report were collected during 1927."
Date:
1929
Creator:
Crane, W. R.
Object Type:
Report
System:
The UNT Digital Library
Mining Petroleum by Underground Methods: A study of Methods used in France and Germany and Possible Application to Depleted Oil Fields under American Conditions
From Introduction: "That the percentages of extraction of petroleum from the ground may and undoubtedly will be greatly increased in the future by underground mining methods where natural conditions will permit seems logical. The limitations imposed by depth, temperature, and flow of water under high pressure through the sands will be discussed later."
Date:
1932
Creator:
Rice, George S.
Object Type:
Report
System:
The UNT Digital Library
Safety Practices in California Gold Dredging
From Introduction Purpose of Report: "The importance of safety work in connection with the operations of gold dredges assumed such proportions at one time that the State of California deemed it necessary to issue a special bulletin on this subject."
Date:
1932
Creator:
Ash, S. H. (Simon Harry), b. 1889
Object Type:
Report
System:
The UNT Digital Library
Coal-Mine Fatalities in the United States, 1929
Report compiled by the U.S. Bureau of Mines including statistics on fatalities in coal mines located in the United States as well as data regarding the various operations (e.g., number of miners employed and average production). The information is organized into tables for comparison and the text draws some overall conclusions in the summary.
Date:
1931
Creator:
Adams, William W.
Object Type:
Report
System:
The UNT Digital Library
Metal-Mine Accidents in the United States During the Calendar Year 1929
Report issued by the U.S. Bureau of Mines covering accidents that happened in metal mines located in the United States including statistics for injuries, fatalities, kinds and causes of accidents, and operational data, such as number of mine workers and shifts worked.
Date:
1931
Creator:
Adams, William W.
Object Type:
Report
System:
The UNT Digital Library
Methods and Apparatus Used in Determining the Gas, Coke, and By-Product Making Properties of American Coals: with Results on a Taggart-Bed Coal from Roda, Wise County, Virginia
From Introduction: "The results of this preliminary investigation, which were reported to the association at the 1928 convention, indicated, first, that fundamental information on the mechanism of carbonization throughout the entire range from low to high temperature coking is desired and, second, that a uniform basis upon which to compare the carbonizing properties of different coals should be developed."
Date:
1931
Creator:
Fieldner, A. C.; Davis, J. D.; Thiessen, R.; Kester, E. B. & Selvig, W. A.
Object Type:
Report
System:
The UNT Digital Library