Перевод: с английского на все языки

со всех языков на английский

ore-roasting kiln

См. также в других словарях:

  • Rotary kiln — A Rotary kiln is a pyroprocessing device used to raise materials to a high temperature (calcination) in a continuous process. Materials produced using rotary kilns include:* Cement * Lime * Refractories * Metakaolin * Titanium dioxide * Alumina * …   Wikipedia

  • hand tool — any tool or implement designed for manual operation. * * * Introduction  any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… …   Universalium

  • Pyroprocessing — (from Greek Πυρος = fire ) is a process in which materials are subjected to high temperatures (typically over 800°C) in order to bring about a chemical or physical change. Pyroprocessing includes such terms as ore roasting, calcination and… …   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

  • List of alchemical substances — Alchemical studies produced a number of substances, which were later classified as particular chemical compounds or mixtures of compounds.Many of these terms were in common use into the 20th century.* Aqua Fortis nitric acid, can be formed by 2… …   Wikipedia

  • Pyrometallurgy — is a branch of extractive metallurgy. It consists of the thermal treatment of minerals and metallurgical ores and concentrates to bring about physical and chemical transformations in the materials to enable recovery of valuable metals.… …   Wikipedia

  • Mining in the Upper Harz — The headframe of the Emperor William Shaft in Clausthal is one of the oldest surviving winding towers in Germany …   Wikipedia

  • chromium processing — Introduction       preparation of the ore for use in various products.       Chromium (Cr) is a brilliant, hard, refractory metal that melts at 1,857° C (3,375° F) and boils at 2,672° C (4,842° F). In the pure state, it is resistant to ordinary… …   Universalium

  • Sulfur — This article is about the chemical element. For other uses, see Sulfur (disambiguation). phosphorus ← sulfur → chlorine …   Wikipedia

  • Economy of the Song Dynasty — The Song Dynasty (960 ndash;1279) of China was a period of Chinese history marked by commercial expansion, economic prosperity, and revolutionary new economic concepts. Private trade grew and a market economy began to link the coastal provinces… …   Wikipedia

  • Inventions in medieval Islam — A significant number of inventions were developed in the medieval Islamic world, a geopolitical region that has at various times extended from Al Andalus and Africa in the west to the Indian subcontinent and Malay Archipelago in the east.… …   Wikipedia

Поделиться ссылкой на выделенное

Прямая ссылка:
Нажмите правой клавишей мыши и выберите «Копировать ссылку»