roasting charge

См. также в других словарях:

• blast roasting — noun : the process of roasting finely divided ores by means of a blast maintaining internal combustion in the charge (as in desulfurizing ores of lead or copper) called also roast sintering …   Useful english dictionary

• 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

• zinc processing — Introduction       preparation of the ore for use in various products.       Zinc (Zn) is a metallic element of hexagonal close packed (hcp) crystal structure and a density of 7.13 grams per cubic centimetre. It has only moderate hardness and can …   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

• 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

• Coffee service — is a catch all term for services related to the delivery of coffee to employees of a business at low or no cost to them. [1] Providing coffee to employees is popular among employers since employees will likely not leave the workplace to purchase… …   Wikipedia

• Dallmayr — Logo. The Dallmayr buil …   Wikipedia

• Copper extraction techniques — This article is about historical production methods. For modern methods, see Flash smelting. The Chino open pit copper mine in New Mexico …   Wikipedia

• Gold extraction — or recovery from its ores may require a combination of comminution, mineral processing, hydrometallurgical, and pyrometallurgical processes to be performed on the ore. [cite web url=http://geology.com/publications/getting gold/gold… …   Wikipedia

• Lysine — Lysine …   Wikipedia

• Coffeehouse — This article is about establishments that serve coffee. For the social event, see Coffeehouse (event). For the Sirius XM music channel, see The Coffee House. For other uses, see Coffee shop. Discussing the War in a Paris Café , The Illustrated… …   Wikipedia