The Recent Tendency for World Mineral Resources
نویسندگان
چکیده
منابع مشابه
Mineral resources and geo-engineering
Metals used in everyday life are produced from ores occurring in the Earth’s crust. Geological processes are known to concentrate minerals to form ores of economic value. Mineral processing engineers concentrate these ores by mechanical and physico-chemical methods while the extractive metallurgist extracts the metals by chemical means.
متن کاملCorrosion or scaling tendency and trend for water resources in rural areas of Kashan
Background and Objective: Scaling and corrosion both are destructive to materials (usually metals) in water supply systems. A dataset (from 2002 to 2013) of groundwater resources (including springs, qanats, deep wells and semi-deep wells) were examined for water tendency to corrosion or scaling in rural regions of Kashan, a city in Isfahan, central Iran. Materials and Methods: Water quality pa...
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ژورنال
عنوان ژورنال: FLOTATION
سال: 1976
ISSN: 1883-9142,0427-7775
DOI: 10.4144/rpsj1954.23.14