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Tests of Lignite Char as Reduction Fuel in the Smelting of Zinc Ores
This report analyzes experiments made to develop a method of utilizing the immense deposits of lignite in the United States.
Date:
February 1924
Creator:
O'Harra, B. Marvel
System:
The UNT Digital Library
Laboratory Studies of the Trent Process
Report issued by the U.S. Bureau of Mines detailing the laboratory-scale tests of the efficiency of the Trent process in cleaning coal, in which powdered coal, water, and oil is agitated or beaten together to remove impurities. The report includes details in tables detailing the efficiency varying the type and amounts of coal, oil, and water on the process.
Date:
July 1921
Creator:
Perrott, G. St. John & Kinney, Selwyne Perez
System:
The UNT Digital Library
Analyses of Air from Burning Buildings
This report provides results of analyses and pertinent fata regarding eleven samples taken from the composition of the air in burning buildings.
Date:
November 1920
Creator:
Katz, S. H.
System:
The UNT Digital Library
Method and Cost of Mining the Thick Freeport Coal in a Second Western Pennsylvania Mine
From introduction: The purpose of this paper is to present a detailed description of the methods employed and the equipment used, with the results obtained in the operation of this mine in the thick Freeport bed on the northern end of the field, near the Alleghegny-Butler county line in western Pennsylvania. It may be classed as a captive mine, as the largest portion of the product is consumed at the by-product plants of the parent company
Date:
July 1929
Creator:
Paul, James Washington & Tomlinson, H.
System:
The UNT Digital Library
The Canadian Gypsum Industry
From introduction: The production of gypsum is one of the oldest industries in Canada, and in point of gypsum output Canada ranks third among the countries of the world. Gypsum was discovered in the Maritime Provinces at a very early date, but there is no authentic record..of production until about 1822, when gypsum was mined on a small scale in Ontario. Since.then the production has grown slowly but steadily to more than a million tons. In 1928 the output was 1,205,846 short tons, valued at $3,622,007.
Date:
August 1929
Creator:
Santmyers, R. M.
System:
The UNT Digital Library
The Meaning of Specifications for Gasoline and Kerosene
Report on how to identify good gasoline and kerosene, written for the average citizen, with an explanation of purchaser and supplier relationships.
Date:
November 1926
Creator:
Kraemer, A. J.
System:
The UNT Digital Library
Educational Agencies in Mining Communities
Report on the importance of industrial education in the mining sector. It explains general education and facilities for specialized education for proficiency in a given field.
Date:
April 1920
Creator:
Read, Thomas Thornton, 1880-1947
System:
The UNT Digital Library
Reduction Mills in Montana in 1925
List of reduction mills in Montana, compiled in the course of investigations of mineral resources of Montana. It includes information about each loaction including: the process, character of ore, when the mill was operated, and custom work; equipment and power used; and capacity in tons.
Date:
March 1927
Creator:
Gerry, C. N.
System:
The UNT Digital Library
Regulations and Inspection Prevent Accidents from Falls of Roof
Report on the need for regulations and inspections to counter preventable mine roof collapses and resulting injuries and fatalities.
Date:
November 1927
Creator:
Paul, J. W.
System:
The UNT Digital Library
Practical Underground Education of the Coal Miner
Report describing information that should be provided for miners when they are first being trained on-site, as well as an explanation about the education program offered by the Practical Mining School at Dawson, New Mexico.
Date:
November 1927
Creator:
Grove, G. W.
System:
The UNT Digital Library
Survey of Gravities of Domestic Crudes
Report on the comparative gravities of oil extracted from different regions of the United States.
Date:
April 1929
Creator:
Hopkins, G. R. & Coons, A. B.
System:
The UNT Digital Library
Ocher and Ochery Earths
Report about ocher or ochery earth, "a natural mineral pigment composed largely of clay permeated with hydrated iron (ferric oxide)" (p. 2). It includes information about the uses of choer, substitutes, artificial ocher, mining and local deposits, import and export of ocher, and related information.
Date:
May 1929
Creator:
Santmyers, R. M.
System:
The UNT Digital Library
The Legendary "White Metal" and its "Ore"
Report concerning stories about claims of a "white metal" extracted from an "ore" found packed around pieces of iron or steel. It includes information about various tests conducted about the validity of these claims and their findings.
Date:
December 1925
Creator:
Davis, C. W.
System:
The UNT Digital Library
Metal Mine Ventilation and its Relation to Safety and Efficiency in Mining Operations
Report on mine ventilation and its relation to safety and efficiency.
Date:
June 1920
Creator:
Harrington, D.
System:
The UNT Digital Library
Recovery of Gold from Black Sand Tailings
Report on the recovery of gold from black sand tailings, based on tests conducted at the U.S. Bureau of Mines' Alaska Station.
Date:
October 1920
Creator:
Gross, John
System:
The UNT Digital Library
The Recovery of Unburned Fuel from Boiler Furnace Refuse
Report on recovering unburned fuel from boiler furnace refuse, based on processes used in Europe and tests in the United States.
Date:
September 1921
Creator:
Fraser, Thomas & Yancey, H. F.
System:
The UNT Digital Library
Comparison of Gas Masks, Hose Masks, and Oxygen-Breathing Apparatus
Report providing information about the most appropriate kinds of breathing apparatus -- gas masks, hose masks, or self-contained oxygen-breathing apparatus -- to use in different situations.
Date:
June 1923
Creator:
Katz, S. H. & Bourquin, J. J.
System:
The UNT Digital Library
Carbon Tetrachloride Extinguisher of Electric Fires
Report discussing "the extent and nature of the hazards to firefighters from gases and smoke resulting from the application of carbon tetrachloride extinguisher to electric arcs, burning insulation or fires such as may occur in electrical apparatus and machinery. The experiments described were made for the purpose of determining the nature of gases and smoke and ascertaining their toxic properties" (p. 1).
Date:
July 1923
Creator:
Katz, S. H.; Gleim, E. J. & Bloomfield, J. J.
System:
The UNT Digital Library
Future Timber Supply for Coal Mines: What One Company is Doing
Report discussing a case study of a coal company in Western Pennsylvania to show how mining companies might decrease their timber bills.
Date:
November 1926
Creator:
Tracy, L. D.
System:
The UNT Digital Library
What is Known about the Effect of Smoke on Health
From title page: "For some years the Bureau of Mines, in connection with its investigations relating to efficiency in the combustion of fuels, as been engaged in a study of smoke prevention. Popular support for such work is usually based upon the injurious effects of smoke on the human ssytem, and this paper is published as a contribution to the literature dealing with that subject."
Date:
December 7, 1926
Creator:
White, William Charles
System:
The UNT Digital Library
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.
Date:
1926
Creator:
Eby, J. Brian, (James Brian), 1896-; Campbell, Marius Robinson, 1858-1940; Paul, J. W.; Fieldner, Arno Carl, 1881-1966; Cooper, Harry Mac, 1882-; Osgood, F. D., 1888-1935 et al.
System:
The UNT Digital Library
Safety in Coal Mining: A Handbook
Report issued by the Bureau of Mines discussing safety measures adopted by mining operations in the United States. As stated in the introduction, "this report deals solely with accidents in coal mines and with the means of prevention that have been determined and officially approved by the bureau" (p. 2). This report includes tables.
Date:
1928
Creator:
Rice, George S.
System:
The UNT Digital Library
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.
Date:
1928
Creator:
Joseph, T. L. (Thomas Leonard), b. 1894; Kinney, S. P. (Selwyne Perez), 1890-1976 & Wood, C. E. (Carl Edwin), b. 1900
System:
The UNT Digital Library
Leaching Nonsulphide Copper Ores with Sulphur Dioxide
Report issued by the Bureau of Mines discussing the sulfurous acid leaching of the Southwest experiment station. Operations and analyses of the experiment station are presented. This report includes tables, illustrations, and photographs.
Date:
May 1923
Creator:
Van Barneveld, Charles E. & Leaver, Edmund S.
System:
The UNT Digital Library