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Full-Text Articles in Life Sciences
A Brief History Of Phssr: The National Coordinating Center. Lessons From History, F. Douglas Scutchfield Md
A Brief History Of Phssr: The National Coordinating Center. Lessons From History, F. Douglas Scutchfield Md
Preventive Medicine and Environmental Health Presentations
No abstract provided.
A Brief History Of Phssr: The National Coordinating Center. Lessons From History, F. Douglas Scutchfield Md
A Brief History Of Phssr: The National Coordinating Center. Lessons From History, F. Douglas Scutchfield Md
F. Douglas Scutchfield MD
No abstract provided.
Metalurgia Extractiva Y Política Nacional, Fathi Habashi
Metalurgia Extractiva Y Política Nacional, Fathi Habashi
Fathi Habashi
Should a country export its mineral wealth in form of concentrates or should it locally treat its ores to produce metals as final products? In the past centuries pyrometallurgy was the only route to extract metals from ores and this required a large capital investment many countries could not afford to raise. This situation encouraged marketing of concentrates. Today, metallurgists have the option to use the hydrometallurgical route to process ores and concentrates at a reasonable capital investment. This opened the way to the possibility of processing ores locally. When need arises to increase production new units can be added …