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Full-Text Articles in Metallurgy

An Investigation Of Various Properties Of The 60co-40cr Alloy, Roger David Moeller Jan 1947

An Investigation Of Various Properties Of The 60co-40cr Alloy, Roger David Moeller

Masters Theses

"The binary alloys of Co-Cr have had a few practical applications in our modern economy due to their high cost. The only extensive field of application has been developed in recent years in the manufacture of high temperature alloys for such equipment as gas turbines, jet engines, and turbo-superchargers. The use of these materials has been limited, due to their high cost, to small parts such as rotor blades in gas turbines. To reduce cost and to add desirable or eliminate undesirable properties, the binary alloys have, from the beginning, been modified with varying amounts of other metals. The modified …


The Solubility Of Copper In High-Iron And Low-Iron Slags, Charles Burroughs Gill Jan 1947

The Solubility Of Copper In High-Iron And Low-Iron Slags, Charles Burroughs Gill

Masters Theses

"A thesis giving the details of construction of a rotating induction furnace and its use to experimentally determine the amounts of copper absorbed in high-iron and low-iron slags at various temperatures. A rotating induction furnace is advantageous for slag study in that the slag is contained in a molten pure metal cup and does not come in contact with any refractory, which would be attacked by the slag and contaminate it. The molten pure metal cup is formed by melting the pure metal in a refractory crucible and spinning this inside an induction coil. The induction coil supplies heat for …


A Study Of Certain Properties Of A Cobalt-Chromium-Manganese Alloy For High Temperature Service, Robert Lewis Ray Jan 1947

A Study Of Certain Properties Of A Cobalt-Chromium-Manganese Alloy For High Temperature Service, Robert Lewis Ray

Masters Theses

"The vast amount of attention that has been given to the development of high-temperature service alloys since about 1940 has resulted in the production of numerous compositions for many elevated temperature applications. Particularly in the aircraft industry, with the jet engine, and the power industry, with the gas turbine, have these applications been most demanding. War research has developed a large number of high-temperature service alloys, many of which are in use today, and the alloy ingredients vary widely...it may be readily be seen that there is no one alloy, or one system of alloys which has been developed that …


Beneficiation Of A Zinc Rich Oxidized Ore From Nuevo LéOn, MéXico, Jorge Casas Nieto Jan 1947

Beneficiation Of A Zinc Rich Oxidized Ore From Nuevo LéOn, MéXico, Jorge Casas Nieto

Masters Theses

"Rich zinc ores are relatively rare now in this country but are still abundant in countries like México, that have not yet developed all their mineral potentialities. In almost all Mexican zinc districts there has been reported sporadic production of oxidized ores, although until now no specially designed plants have been built for the beneficiation of such ores. Generally the zinc carbonate and zinc silicate ores are hand picked and shipped to this country for beneficiation. The Mexican production of zinc ores has never been steady, because of economic factors such as bad transportation systems and lack of market for …


Effect Of Chromium, Molybdenum, Tungsten, And Vanadium Additions On The Physical Properties Of 1.4 Percent Titanium-Copper, Edward Palmer Patterson Jan 1947

Effect Of Chromium, Molybdenum, Tungsten, And Vanadium Additions On The Physical Properties Of 1.4 Percent Titanium-Copper, Edward Palmer Patterson

Masters Theses

"Titanium, an element reported to be ninth most abundant of the elements in the earth's crust, has received very little experimental attention as an alloying element in non-ferrous metallurgy. In copper, titanium produces an age-hardening effect, which makes it of great value to copper manufacturers of fabricated products. Yet, but a handfull of men have investigated the copper-titanium equilibrium diagram, and the titanium rich portion of the diagram still remains a mystery. No work has been done on ternary alloys of copper-titanium to this date, as far as recorded information is concerned, and it is hoped that the present work …