smelting process

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• smelting — Process by which a metal is obtained from its ore, either as the element or as a simple compound, usually by heating beyond the melting point, ordinarily in the presence of reducing agents such as coke or oxidizing agents such as air (see… …   Universalium

• Smelting — For other uses, see Smelt (disambiguation). Electric phosphate smelting furnace in a TVA chemical plant (1942) Smelting is a form of extractive metallurgy; its main use is to produce a metal from its ore. This includes iron extraction from …   Wikipedia

• smelting — The process of developing metal from ore by the removal of other substances and impurities. By its derivation, the term is synonymous with the word melting, but in metallurgy and commercial manufacture it has come to have a more contracted… …   Ballentine's law dictionary

• smelting — noun The process of melting or fusion, especially to extract a metal from its ore …   Wiktionary

• Zinc smelting — is the process of converting zinc concentrates (ores that contain zinc) into pure zinc. The most common zinc concentrate processed is zinc sulfide,Citation | title = Compilation of Air Pollutant Emission Factors | publisher = U.S. Environmental… …   Wikipedia

• bloomery process — Process for iron smelting. In ancient times, smelting involved creating a bed of red hot charcoal in a furnace to which iron ore mixed with more charcoal was added. The ore was chemically reduced (see oxidation reduction), but, because primitive… …   Universalium

• Electric Smelting and Aluminum Company — Type Private Industry Aluminum, bronze, carborundum, copper, alloys Founded c. 1886 to 1940s Founder(s) Alfred H. Cowles, Eugene H. Cowles Headquarters …   Wikipedia

• Aluminium smelting — is the process of extracting aluminium from its oxide alumina, generally by the Hall Héroult process. Alumina is extracted from the ore Bauxite by means of the Bayer process at an alumina refinery.This is an electrolytic process, so an aluminium… …   Wikipedia

• Balbach Smelting & Refining Company — (also known as Balbach and Sons Refining and Smelting Company) was a smelting plant in Newark, New Jersey operating in the late 19th and early 20th centuries. It was the first commercial electrolytic refinery in the United States.… …   Wikipedia

• Hall-Héroult process — The Hall Héroult process is the major industrial process for the production of aluminium. It involves dissolving alumina in molten cryolite, and electrolysing the solution to obtain pure aluminium metal.ProcessAluminium cannot be produced by the… …   Wikipedia

• Industrial process — Industrial processes are procedures involving chemical or mechanical steps to aid in the manufacture of an item or items, usually carried out on a very large scale.Industrial processes are the key components of heavy industry.Most processes make… …   Wikipedia