Technical Report Archive & Image Library (TRAIL) - 26 Matching Results
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- Approximate Quantitative Microscopy of Pulverized Ores, Including the Use of the Camera Lucida
- Technical paper issued by the Bureau of Mines over microscopy of pulverized ores. As stated in the introduction, "this paper, which deals with the study of pulverized ores and the use of the camera lucida in such work, discusses an investigation undertaken at the Seattle and the Golden mining experiment stations of the Bureau of Mines" (p. 3). This paper includes tables, illustrations, and photographs.
- The Constituents of Coal Soluble in Phenol
- Technical paper issued by the Bureau of Mines over studies conducted on the constituents of coal. As stated in the introduction, "this paper presents some results of an investigation of the nature of the chemical compounds that go to make up the complex material known as coal" (p. 5). This report includes tables and a chart.
- Construction and Operation of a Single-Tube Cracking Furnace for Making Gasoline
- Technical paper issued by the Bureau of Mines over the construction of cracking furnaces for gasoline production. Descriptions of the equipment used for construction are presented and discussed. This paper includes photographs.
- A Convenient Multiple-Unit Calorimeter Installation
- Report issued by the Bureau of Mines discussing the installation of a multiple-unit calorimeter. Operating instructions, and methods are presented in detail. This report includes tables, illustrations, and photographs.
- Cost Keeping for Small Metal Mines
- Technical paper issued by the Bureau of Mines over the accounting for small metal mines. As stated in the introduction, "this report outlines methods of cost keeping suitable for metal mines of small or moderate size and presents various forms and cost sheets that have been found useful in actual practice" (p. 5). This paper includes tables, and illustrations.
- Directions for Sampling Coal for Shipment or Delivery
- Technical paper issued by the Bureau of Mines with instructions for coal sampling for shipment. As stated in the introduction, "this paper deals with the sampling of coal after it has been mined" (p. 5). This paper includes illustrations.
- Experiments with Furnaces for a Hand-Fired Return Tubular Boiler
- Technical paper issued by the Bureau of Mines over tests conducted on hand-fired boiler furnaces. Testing equipment, fuel, and results of the experiments are presented. This paper includes tables, and illustrations.
- Graphic Studies of Ultimate Analyses of Coals
- Technical paper issued by the Bureau of Mines over studies of analyses of coals. The results are discussed and presented on various diagrams. This paper includes tables, and illustrations.
- Gypsum Products: Their Preparation and Uses
- Technical report issued by the Bureau of Mines over the different uses of gypsum. The sources and uses of gypsum are presented and discussed. This report includes tables, photographs, and illustrations.
- Metal-Mine Accidents in the United States During the Calendar Year 1914
- Report issued by the U.S. Bureau of Mines covering accidents that happened in metal mines located in the Untied States including statistics for injuries, fatalities, kinds and causes of accidents, and operational data, such as number of mine workers and shifts worked. This report includes tables and illustrations.
- Metallurgical Coke
- Technical paper issued by the Bureau of Mines over studies on metallurgical coke. As stated in the introduction, "in this paper the attempt is made to summarize the history of coke making in the United States, to indicate the development of different methods and the modern types of ovens, and to point out the composition and physical properties of the metallurgical cokes produced in this country" (p. 5). This paper includes tables, illustrations, photographs, and a map.
- Methods of Preventing and Limiting Explosions in Coal Mines
- Technical paper issued by the Bureau of Mines over safety prevention in coal mines. Preventing mine explosions is emphasized. Methods used in mine safety are discussed. This paper includes tables, illustrations, and photographs.
- Motor Gasoline Properties, Laboratory Methods of Testing, and Practical Specifications
- Technical paper issued by the Bureau of Mines over studies conducted on motor gasoline. The methods, properties, and results of the studies are presented and discussed. This paper includes tables and an illustration.
- Notes on the Black Sand Deposits of Southern Oregon and Northern California
- Technical paper issued by the Bureau of Mines over the black sands of Oregon and California. The history, and character of the deposits are presented. This paper includes tables, maps, photographs, and illustrations.
- Notes on the Use of Low-Grade Fuel in Europe
- Technical paper issued by the Bureau of Mines over studies of low-grade fuel use in Europe. The results of the studies are presented and discussed. This paper includes tables, and illustrations.
- Physical and Chemical Properties of Gasolines Sold Throughout the United States During the Calendar Year 1915
- Technical paper issued by the Bureau of Mines over the properties of gasoline sold during the year of 1915 in the U.S. The physical and chemical properties of the samples collected are discussed. This paper includes tables, and illustrations.
- Quarry Accidents in the United States During the Calendar Year 1915
- Technical paper issued by the Bureau of Mines over the quarry accidents during the year of 1915 in the U.S. The locations and types of quarry accidents are presented. This paper includes tables.
- Sanitation at Mining Villages in the Birmingham District, Alabama
- Technical paper issued by the Bureau of Mines over sanitary conditions in Birmingham district mining villages. The sanitation procedures and conditions of various villages are presented. This report includes photographs, and illustrations.
- Saving Coal in Steam Power Plants
- Technical paper issued by the Bureau of Mines over studies conducted on steam power plants. The comparison of using purchased power versus using power from a private plant is discussed. This paper includes illustrations.
- Suggestions for Improved Methods of Mining Coal on Indian Lands in Oklahoma
- Technical paper issued by the Bureau of Mines over studies of Oklahoma coal mines. As stated in the introduction, "this report describes the systems of mining used, points out their defects, and presents suggestions for improved methods, more especially as regards the applicability of different modifications of the panel system to mining coal in Oklahoma" (p. 5). This paper includes tables, maps, and illustrations.
- Temperature-Viscosity Relations in the Ternary System CaO-Al₂O₃-SiO₂
- Technical paper issued by the Bureau of Mines over studies on the relations of temperature-viscosity. The "observations on the temperature-viscosity relations of silicates" (p. 5) are presented and discussed. This report includes tables, and illustrations.
- Traps for Saving Gas at Oil Wells
- Technical paper issued by the Bureau of Mines over the use of gas traps at oil wells. Different types of traps are presented and discussed. This paper includes photographs, and illustrations.
- Underground Latrines for Mines
- Technical paper issued by the Bureau of Mines over the introduction of underground latrines in mines to increase sanitary conditions. The improvements made by underground latrines are presented and discussed. This paper includes photographs, and illustrations.
- Underground Wastes in Oil and Gas Fields and Methods of Prevention
- Technical paper issued by the Bureau of Mines over the underground wastes of oil and gas in drilling fields. As stated in the introduction, "the writers have endeavored to establish the manner and importance of underground waste by citing a few cases and to show the means whereby it can be prevented" (p. 5). This paper includes illustrations.
- The Vapor Pressure of Arsenic Trioxide
- Technical paper issued by the Bureau of Mines over investigations of vapor pressure. The methods and equipment used for the investigations are presented. The results are discussed. This paper includes tables, illustrations, and photographs.
- Waste of Oil and Gas in the Mid-Continent Fields
- Technical paper issued by the Bureau of Mines over studies of waste in oil and gas fields in the mid-continent area. As stated in the introduction, this report "describes the general amounts and kinds of waste, and attempts to show the importance of conserving these natural resources" (p. 5). This paper includes tables, maps, illustrations, and photographs.