the Hall-Heroult cell

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• Downs cell — The Downs process is an electrochemical method for the commercial preparation of metallic sodium, in which molten NaCl is electrolyzed in a special apparatus called the Downs cell.[1] How it works Schematic diagram of the Downs cell …   Wikipedia

• Castner process — The Castner process is a process for manufacturing sodium metal by electrolysis of molten sodium hydroxide at approximately 330°C. Below that temperature the melt would solidify, above the metal would start to dissolve in the melt.Process… …   Wikipedia

• aluminum processing — Introduction       preparation of the ore for use in various products.       Aluminum, or aluminium (Al), is a silvery white metal with a melting point of 660° C (1,220° F) and a density of 2.7 grams per cubic centimetre. The most abundant… …   Universalium

• Aluminium — Infobox aluminiumAluminium (Audio IPA|En uk aluminium1.ogg|ˌæljʊˈmɪniəm, IPA|/ˌæljəˈmɪniəm/) or aluminum (Audio IPA|En uk aluminum.ogg|/əˈluːmɪnəm/, see spelling below) is a silvery white and ductile member of the boron group of chemical elements …   Wikipedia

• metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… …   Universalium

• Energy tower (downdraft) — An energy tower is a method for producing electrical power for consumer consumption, the brainchild of Dr. Phillip Carlson,ref|Carlson which has been expanded upon by Professor Dan Zaslavsky from the Technion.ref|ET brochure An energy tower… …   Wikipedia

• Aluminium hydroxide — Chembox new Name = Aluminium hydroxide ImageFile = Gibbsite crystal 3D balls.png ImageFile2 = Hydroxid hlinitý.png IUPACName = Aluminium(III) hydroxide OtherNames = Aluminium hydroxide, Hydrated alumina Section1 = Chembox Identifiers CASNo =… …   Wikipedia

• ACS National Historical Chemical Landmarks — The ACS National Historic Chemical Landmarks Program was launched by the American Chemical Society in 1992 and has recognized 60 landmarks to date. The project is part of the ACS Division of the History of Chemistry and has the aim of compiling… …   Wikipedia

• Chloralkali process — The chloralkali process is an industrial process for the electrolysis of sodium chloride solution (brine). Depending on the method several products beside hydrogen can be produced. If the products are separated, chlorine and sodium hydroxide are… …   Wikipedia

• Castner–Kellner process — The Castner–Kellner process is a method of electrolysis on an aqueous alkali chloride solution (usually sodium chloride solution) to produce the corresponding alkali hydroxide,[1] invented by American Hamilton Castner and Austrian[2] Karl Kellner …   Wikipedia

• History of electrochemistry — Electrochemistry, a branch of chemistry, went through several changes during its evolution from early principles related to magnets in the early 16th and 17th centuries, to complex theories involving conductivity, electrical charge and… …   Wikipedia