Technical Report Archive & Image Library (TRAIL) - 16 Matching Results

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Analyses of Coals in the United States with Descriptions of Mine and Field Samples Collected between July 1, 1904 and June 30, 1910: Part 1. -- Analyses

Description: From Significance and value of Analyses of Coal: "The analyses published in this report cover samples of coal collected in many different parts of the country with unusual care by experiences men, in such manner as to make them representative of extensive beds of coal."
Date: 1913
Creator: Lord, N. W.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Analyses of Coals in the United States with Descriptions of Mine and Field Samples Collected between July 1, 1904 and June 30, 1910 Part 2. Descriptions of Samples

Description: From Introduction: "This volume contains the descriptions of the samples whose analyses are published in the preceding volume, Part I of this bulletin. The descriptions have been compiled from the notebooks of the persons who collected the samples, have been condensed from accounts given in published reports of the United States Geological Survey, or have furnished by the collection themselves. Inasmuch as the descriptions represent the work of many persons during a period of six years, and ina… more
Date: 1913
Creator: Lord, N. W.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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City Smoke Ordinances and Smoke Abatement

Description: From Introduction: "In connection with the fuel investigations conducted by the Bureau of Mines much information has been accumulated as to the smoke abatement activities in various cities. The essential features of the information are presented in this report, which, it is believed, will be of public interest and benefit, especially to those communities that are just beginning organized effort to abate unnecessary smoke."
Date: 1912
Creator: Flagg, Samuel B.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Coal-Mine Accidents in the United States and Foreign Countries

Description: From Introduction: "The lack of comparable and accurate statistics of coal-mine accidents in the united States as a whole led the Bureau of Mines in 1911 to undertake the collection of such data. The mining departments of the leading foreign coal-producing countries have long taken cognizance of the importance of statistics. The bureau feels that in presenting the tables embodied in this report it is offering the and comparable statistics of coal-min accidents for the country as a whole that ha… more
Date: 1913
Creator: Horton, Frederick W.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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The Coke Industry of the United States as Related to the Foundry

Description: From Introduction: "The present bulletin, published by the Bureau of Mines because of the analyzing and testing of fuels have been transferred from the Geographical Survey to the Bureau of Mines, briefly reviews the status of the coke industry, some features of practice in the use of coke in the foundry, the probable happenings of a cupola heat, and the reasons for modifying charging practice so that a particular coke can be used to best advantage."
Date: 1910
Creator: Moldenke, Richard
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Coking of Illinois Coals

Description: From Scope of Report: "The first part of this report outlines the present factors in the problem of coking Illinois coals and points out the future prospects. The second part of this report deals with the character of Illinois coals, their nature, physical properties, and chemical composition. The last part describes the tests made and gives detailed results."
Date: 1917
Creator: Ovitz, F. K.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Combustion of Coal and Design of Furnaces

Description: From Purpose and scope of Investigations: "The combustion investigations of bureau are carried on in two parts. One part is the study of the process of combustion in the fuel bed as affected by the rate of supplying air through the fuel bed, by the character of the fuel as regards structure and composition, by the thickness of fuel bed, by the method of feeding the coal and the air and by the method of heating the coal. The second part of the investigation is the study of the process of combust… more
Date: 1917
Creator: Kreisinger, Henry; Augustine, C. E. & Ovitz, F. K.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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The Humidity of Mine Air with Especial Reference to Coal Mines in Illinois

Description: From Introduction: "The investigative work described in this report was undertaken by the Bureau of Mines under a cooperative agreement with the department of mining engineering of the University of Illinois and the Illinois and Illinois State Geological Survey. The purpose of this agreement was to provide for a comprehensive investigation of coal-mining conditions in the State, with especial reference to the possibility of lessening waste in the mining and preparation of coal and of reducing t… more
Date: 1914
Creator: Williams, R. Y.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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The Inflammability of Illinois Coal Dusts

Description: From Introduction: "The present paper is a report of a detailed study of the bituminous dusts of Illinois mines, and is a part of the investigations conducted by the bureau in cooperation with the Illinois State Geological Survey and the department of mining engineering of the University of Illinois."
Date: 1916
Creator: Clement, J. K. & Scholl, L. A., Jr.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Occurrence of Explosive Gases in Coal Mines

Description: From Introduction: "This report presents the results of an investigation begun by the Government in the summer of 1907, the investigation being started under the immediate supervision of Dr. J. A Holmes and continued under him as director after it was transferred to the Bureau of Mines in 1910, the field studies being completed in the spring of 1912. The purpose of the investigation was to obtain information on the origin of the inflammable gases in coal and the conditions under which they occu… more
Date: 1915
Creator: Darton, N. H.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Oil and Gas Wells through Workable Coal Beds: Papers and Discussions

Description: From Preface: "In carrying out such a policy with reference to the subject under consideration, the Bureau of Mines invited the State geologists, mine inspectors, and a number of coal operators and oil and gas well drillers from the States interested to meet representatives of the Bureau of Mines in Pittsburgh, Pa., for a discussion of the subject during February 7 and February 8, 1913. This adjourned meeting of the conference will be held at an early date and its report will be printed in a la… more
Date: 1913
Creator: Rice, George S. & Hood, O. P.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Recovery of Zinc from Low-Grade and Complex Ores

Description: From Introduction: "Vocalization in retorts has been, until recently, the only commercial process of producing spelter, hence the zinc mine operators have had to meet the terms of the zinc mine operators have had to meet the terms of the zinc smelters in regard to the following requirements: (1) Minimum percentage of zinc the ore must contain; (2) the chemical combination of the zinc in the ore; (3) the proportion present of those elements that interfere with the successful recovery of the zinc… more
Date: 1919
Creator: Lyon, Dorsey A. & Ralston, Oliver C.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Tests of Coal and Briquets as Fuel for House-Heating Boilers

Description: From Introduction: "Perhaps the most important result obtained is that showing the relative value of different fuels for domestic purposes. From Table 16. on page 39, it is possible by comparison to arrive at the probable value of any fuel in any part of the country. The figures in the table show that with a sectional boiler the effectiveness of different fuels depends on the number of thermal units they contain. A brief summary of the results of this investigation is given on page 41."
Date: 1911
Creator: Randall, D. T.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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The Use of Permissible Explosives in the Coal Mines of Illinois

Description: From Introduction: "The report deals briefly with the dangers of black blasting powder now in such common use in coal mining. It discusses the development of permissible explosives and their introduction into Illinois coal mines and points out the characteristic differences between permissible explosives and black blasting powder. "
Date: 1917
Creator: United States. Bureau of Mines.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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