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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.

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Showing 281 to 290 of 750 (0.046 seconds)

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281

Aplites and pegmatites in certain productive and barren North American Laramide and mid-Tertiary intrusions

Wahab, Osman Abdel, 1933- January 1974 (has links)
No description available.
Aplite.
Dikes (Geology)
Copper ores -- Arizona.
282

Paragenesis, geochemistry, and temperatures of formation of alteration assemblages at the Sierrita deposit, Pima County, Arizona

Preece, Richard Kellar January 1979 (has links)
No description available.
Copper ores -- Arizona -- Sierrita.
Quartz -- Arizona -- Sierrita.
283

Uranium, copper, and vanadium content of selected arenaceous sediments from the lower Supai Formation, Mogollon Rim, Arizona

Jones, Nile O. January 1977 (has links)
No description available.
Uranium ores -- Arizona.
Geology -- Arizona -- Mogollon Rim.
284

THE KINETICS OF THE DISSOLUTION REACTIONS OF COPPER AND COPPER - IRON-SULFIDE MINERALS USING FERRIC-SULFATE SOLUTIONS

Lowe, Donald Frank, 1934- January 1970 (has links)
No description available.
Copper mines and mining.
Leaching.
Copper ores.
285

MICROCOMPUTER BASED AUTOMATIC TRUCK DISPATCHING - SYSTEM MODELING AND SIMULATION (MINING, SOFTWARE, ALGORITHM, OPEN-PIT)

Kolb, William Edward, 1960- January 1986 (has links)
No description available.
Ores -- Transportation.
Dump trucks.
Mineral industries -- Automation.
286

Investigation of molybdenum in southeastern Maine

Hite, John Blanchard, 1937- January 1965 (has links)
No description available.
Molybdenum ores -- Maine.
Mines and mineral resources -- Maine.
287

A comparison of hydrometallurgical methods for treating a typical Arizona ore

Barney, Wayne K., 1929- January 1954 (has links)
No description available.
Copper -- Metallurgy.
Hydrometallurgy.
Copper ores -- Arizona.
288

The recovery of zinc from solution obtained by the dissolution of zinc from sphalerite with ammoniacal solutions at elevated temperatures and pressures

Ammon, Robert Leroy, 1930- January 1959 (has links)
No description available.
Zinc -- Electrometallurgy.
Zinc ores -- Metallurgy.
Sphalerite.
Hydrometallurgy.
289

Oxidized uranium deposits of the southern Black Hills, South Dakota

Lang, William Joseph, 1933- January 1963 (has links)
No description available.
Geology -- South Dakota.
Uranium ores -- South Dakota.
290

The preparation and study of copper mill products using the techniques of ore microscopy and statistical analysis

Williams, Lee Roy, 1929- January 1963 (has links)
No description available.
Copper ores -- Sampling.
Microscopy.
Metallurgical analysis.

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