UNT Libraries Government Documents Department - 12 Matching Results

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Control of Metallurgical and mineral dusts and fumes in Los Angeles County, California
Report issued by the U.S. Bureau of Mines discussing metallurgical and mineral fumes and dusts in Los Angeles County, California. Properties of dusts and fumes from different minerals are presented. This report includes tables, maps, illustrations, and photographs.
Recovery of Tungsten from Searles Lake Brines by an Ion-Exchange Process
From Introduction: "This bulletin updates and summarizes research recovering tungsten from Searles Lake brines, the largest known single domestic tungsten deposit."
Titaniferous Magnetite Deposits, Los Angeles County, California
Report issued by the Bureau of Mines over titanium deposits found in Los Angeles County. Details of the geology, physical features, and history of the deposits are presented. This report includes tables, maps, and illustrations.
Aeroradioactivity Survey and Related Surface Geology of Parts of the Los Angeles Region, California (ARMS-I)
Report regarding an airborne gamma-radioactivity survey that took place in the 2,800 square mile area around the Los Angeles region in California. Topics include the types of bedrock noted in the area as well as their levels of radioactivity.
City Smoke Ordinances and Smoke Abatement
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."
Petroleum-Engineering Study of Gas Injection in Fault Blocks VB and VI, Wilmington Field, California
Report issued by the Bureau of Mines over studies conducted on petroleum engineering and gas-injections in California. The results of the engineering study are presented. This report includes tables, maps, and illustrations.
Geology of the Eastern Part of the Santa Monica Mountains, Los Angeles County, California
From abstract: The Santa Monica Mountains lie only a few miles northwest of the city of Los Angeles and comprise one of the prominent structural features that adjoin the Los Angeles Basin, one of the most prolific oil-producing districts of California. Even though the eastern part of these mountains may yield no oil, information concerning the rock types, structural character, and detailed geologic history of this area should be of value to petroleum geologists. The area described in this report, which lies between Topanga Canyon on the west and the Los Angeles River on the east, presents a section of varied rock types including coarsely crystalline plutonic rocks, basic and acidic intrusive and pyroclastic rocks, metamorphic slate and schist, and a wide assortment of sedimentary rocks.
Recovery of Oil in California by Secondary Methods: In Two Parts - Part 2. Los Angeles Basin and Coastal Oil Fields
Report issued by the U.S. Bureau of Mines on secondary methods of oil-recovery in California oil fields. The main recovery method studied are of the pressure-maintenance type, such as air-injection. The report is divided into two parts, and includes maps and tables.
Effect of Exposure Site on Weather Resistance of Porcelain Enamels Exposed for Three Years
From Introduction: "The present report describes the condition of all of the porcelain enamels after exposure for 3 yr."
MIX2: A Computer Program for Modeling Chemical Reactions in Natural Waters
From abstract: This report presents the theory and method of calculation used by MIX2, describes the input to the program, presents results of two test cases, and provides a program listing.
Model Study of Wave and Surge Action, Naval Operating Base, Terminal Island, San Pedro, California
The study reported herein was conducted in 1944 at the Waterways Experiment Station for the Bureau of Yards and Docks, U. S. Navy Department. Its purpose was to determine the best of several plans proposed for protecting the piers and dry docks at the Naval Operating Base, Terminal Island, San Pedro, California, from the effects of wave and surge action.
Stratigraphic Nomenclature of the Central Santa Monica Mountains, Los Angeles County, California
From abstract: The stratigraphic nomenclature of the central Santa Monica Mountains is revised to conform with present knowledge of the age, distribution, and stratigraphic relations of about 35 bedrock units. The revision is based on 1:12,000-scale mapping of the entire stratigraphic sequence and its facies, the position and stage assignment of abundant fossils, and contact relations.