Technical Report Archive & Image Library (TRAIL) - 208 Matching Results

Search Results

prev Results: 181 - 204 next
open access

Fluorspar: Its Mining, Milling, and Utilization with a Chapter on Cryolite

Description: From Preface: "The importance of fluorspar in the industrial development of this country, particularly in the open-hearth steel industry, has only begun to be realized fully, The World War showed that fluospar was an essential mineral and was not as abundant as has been supposed. Mr. Ladoo visited nearly all the important fluorspar mines and mills in the United States and obtained as much information as possible regarding foreign deposits, production and methods."
Date: 1927
Creator: Ladoo, Raymond B.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Extinguishing and Preventing Oil and Gas Fires

Description: From Introduction: " As the subject of oil and gas is necessarily broad, no attempt is made in this bulletin to treat it exhaustively; rather the bulletin aims to point out what has been done by operators in the past, and to describe various fire-prevention methods and fire-fighting apparatus which are being used or adopted by many of the larger oil companies. These methods and apparatus, it is believed, if universally employed by operators, will largely decrease the present enormous annual los… more
Date: 1920
Creator: Bowie, C. P.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Pennsylvania Mining Statutes Annotated

Description: From Author's Explanation: "This bulletin is intended to include every legislative enactment of the Commonwealth of Pennsylvania relating to the mining and mineral industries. The entire body of mining laws is set out for these obvious reasons: (1) To show the progress and advancement made, and the changes through which the enactments have passed; (2) an author may not assume the determination of what particular laws are in fact in effect, as this is within the jurisdiction of the courts alone;… more
Date: 1920
Creator: Thompson, J. W.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Lessons From the Granite Mountain Shaft Fire, Butte

Description: On the night of June 8, 1917, the flame of a carbide lamp accident set fire to the uncovered and frayed insulation of an armored power cable near the 2,400-foot level of the North Butte Mining Co.'s Granite Mountain shaft. How this insulation accidentally became exposed is explained on page 15. The following pages present an attempt to draw some practical conclusions and suggestions from this disaster."
Date: 1922
Creator: Harrington, Daniel
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Analyses of Mine and Car Samples of Coal Collected in the Fiscal Years 1916 to 1919

Description: From Introduction: "The present bulletin presents analyses and descriptions of samples collected during the fiscal years 1916 to 1919. In order that the material in this bulletin may be used to supplement that presented in Bulletins 22, 85, and 123, the same plan of geographical classification has been followed, the analyses and descriptions of the samples being grouped in alphabetical order according to the State, country, and town near which the mines or prospects sampled are situated."
Date: 1922
Creator: Fieldner, Arno C.; Selvig, Walter A. & Paul, J. W.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Some Principles Governing the Production of Oil Wells

Description: From Introduction: "The report discusses some of the fundamental factors governing oil production, taking up first the conditions affecting the amount of oil in the oil sand, then those factors that control the rate of production of oil wells, and then discusses several related problems, most of which deal particularly with the effect of the production of one well on that of another."
Date: 1921
Creator: Beal, Carl H. & Lewis, J. O.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Underground Conditions in Oil Fields

Description: From Introduction: "This paper aims to show the general method of procedure in studying underground conditions in producing oil fields and how such study may not only correct but even prevent great unnecessary losses. Throughout the paper reference is made to oil wells and oil fields, but to a certain degree many of the suggestions relating to oil wells are applicable in the care and protection of gas wells and in solving gas problems."
Date: 1921
Creator: Ambrose, A. W.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Coal-Mine Fatalities in the United States, 1919: and Coal-Mine Statistics Supplementing Those Published in Bulletin 115

Description: Supplementary report published by the U.S. Bureau of Mines regarding fatalities in coal mines located in the United States: "In addition to giving monthly fatality tables for 1919, this report includes several tables that were published in various monthly statements since 1914, thus making available in one publication all of the data compiled since that time" (p. 9).
Date: 1920
Creator: Fay, Albert H.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Experimental Production of Alloy Steels

Description: From Introduction and Reason For Undertaking the Work: "The Bureau of Mines has recently made up experimental heats of alloy steels for the Army and Navy. The Bureau of Mines has analyzed the Army steels for its own guidance only, for analysis of the steels for the arsenal was also scheduled to be made by the arsenal, though it was not, as it happened."
Date: 1922
Creator: Gillett, H. W. & Mack, E. L.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Prospecting and Testing for Oil and Gas

Description: From Introduction: "Part I of this paper discusses briefly some of the features of oil and gas accumulation and describes certain oil-field rocks and minerals. Part II deals with the kinds of tools that should be used and the information necessary for selecting proper tools. Part III discusses the accurate testing of strata for oil or gas and states principles based on conditions that have frequently existed in well drilling."
Date: 1922
Creator: Collom, R. E.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Central District Bituminous Coals as Water-Gas Generator Fuel

Description: From Introduction Scope of Investigation: "The purpose of the present paper is to discuss, in some detail, the principles involved in water-gas manufacture as they apply to the use of bituminous generator fuel; and to discuss in more detail the results obtained in the Streator tests and the application in other plants of the operating methods."
Date: 1924
Creator: Odell, W. W. & Dunkley, W. A.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Regulation of Explosives in the United States: with Especial Reference to the Administration of the Explosives Act of October 6, 1917, by the Bureau of Mines

Description: From Origin of Federal Explosives Act, October 6, 1917: " A competent force from the Bureau of Mines was then assigned to study the laws and ordinances of countries, States, and municipalities in which lawas and ordinances regulating explosives have been enacted, and especially to ascertain how these laws had been modified by the necessities of the existing state of war, and, also, wherein the proposed law might conflict with or overlap the jurisdiction of existing laws. This incomplete enumera… more
Date: 1921
Creator: Munroe, Charles E.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Evaporation Loss of Petroleum in the Mid-Continent Field

Description: From Introduction: "The results of the investigation, as presented in this report, indicate that loses from evaporation are so large that they should receive serious consideration at once by the industry, which should make every endeavor to reduce them to a minimum."
Date: 1922
Creator: Wiggins, J. H.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Carbon Black--its Manufacture, Properties and Uses

Description: From Introduction: "Part of I of this paper cover the engineering and economic side of the industry; the other phases of the investigation which have been under the direction of G. St. J. Perrott, of the Pittsburg station of the United States Bureau of Mines, are discussed in Part II."
Date: 1922
Creator: Neal, R. O. & Perrott, G. St. J.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Underground Ventilation at Butte

Description: From Introduction: "The officials of the North Butte mine we engage in making a study of ventilation problems before the coming of the investigators, so that opportunity was given to work with those officials for several months. This bulletin is a result of studies made from the data collected during the two and one-half years of study and observation above outlined."
Date: 1923
Creator: Harrington, Daniel
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Flotation Tests of Idaho Ores

Description: From Introduction: "This paper covers part of the investigations carried on by the United States Bureau of Mines in cooperation with the Idaho Bureau of Mines, the University of Idaho, and certain mining companies of the Coeur d' Alene region. Although the results of the tests included in this report are not to be considered final, they indicate possibilities and may suggest others leading to a solution of the problem of separating lead and zinc sulphides by differential flotation in the treatm… more
Date: 1921
Creator: Wright, Clarence A.; Parmelee, James G. & Norton, James T.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Coal-Mining Problems in the State of Washington

Description: From Introduction: "On account of extensive folding and faulting of the coal measures, mining in Washington presents many difficulties; therefore a description of the methods employed at some of the mines may be useful in planning operations in other regions, and is presented in this bulletin."
Date: 1924
Creator: Evans, George Watkin
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Casing Troubles and Fishing Methods in Oil Wells

Description: From introduction: "The Bureau of Mines, in its researches aimed to prevent wastes and to increase efficiency in oil-well practice, has investigated the matter of casing troubles and fishing methods. The results of the investigation are set forth in this paper."
Date: 1920
Creator: Curtin, Thomas
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Abstracts of Current Decisions on Mines and Mining: May to August, 1919

Description: Bulletin issued by the U.S. Bureau of Mines: "This publication is devoted exclusively to a review and abstracts of decisions based on the laws governing the rights and duties of mine owners, operators, miners, and persons trafficking in all kinds of mining properties. It includes abstracts of current decisions of all the Federal and State courts of last resort on questions relating to the mining industries" (Bulletin 61, p. 9).
Date: 1920
Creator: Thompson, J. W.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Investigations of Zirconium with Especial Reference to the Metal and Oxide: Historical Review and Bibliography

Description: From introduction: "As it necessary to begin with a historical review of the literature, such a review is given as Part I of this report, and a bibliography is included as Part IV. References to the numbered items in this bibliography are made throughout the text, the usual footnote reference being omitted. Analyses of the products and conclusions as their purity are given under the descriptions of methods of preparation. A table showing the properties amorphous metal, and another showing the p… more
Date: 1921
Creator: Marden, J. W. & Rich, M. N.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
Back to Top of Screen