crude copper

См. также в других словарях:

• Copper sweetening — is a petroleum refining process using a slurry of clay and cupric chloride to oxidize mercaptans. The resulting disulfides are less odorous and usually very viscous, and are usually removed from the lower boiling fractions and left in the heavy… …   Wikipedia

• copper processing — Introduction  use of smelting or leaching, usually followed by electrolytic refining or recovery, to turn the ore into a form from which products can be fashioned. Included in this article also is a discussion of the mining of copper and of its… …   Universalium

• A Crude Awakening: The Oil Crash — A Crude Awakening Theatrical Poster Directed by Basil Gelpke Ray McCormack Produced by …   Wikipedia

• Indigo copper — Indigo In di*go, a. Having the color of, pertaining to, or derived from, indigo. [1913 Webster] {Indigo berry} (Bot.), the fruit of the West Indian shrub {Randia aculeata}, used as a blue dye. {Indigo bird} (Zo[ o]l.), a small North American… …   The Collaborative International Dictionary of English

• phosphor copper — noun : a crude alloy of copper and phosphorus used to deoxidize copper and to make phosphor bronze …   Useful english dictionary

• India — /in dee euh/, n. 1. Hindi, Bharat. a republic in S Asia: a union comprising 25 states and 7 union territories; formerly a British colony; gained independence Aug. 15, 1947; became a republic within the Commonwealth of Nations Jan. 26, 1950.… …   Universalium

• Currency of Colombia — Contents 1 Spanish colonial coinage 1.1 1622–1756 Cob coinage (macuquina) 1.2 1756–1822 Milled coinage 1.3 1813–1820 Necessity coinage …   Wikipedia

• TIMNA — (Heb. תִּמְנַע), site of intensive ancient copper mining and smelting activities. The Timna Valley (Ar. Wadi Manʿiāyya) is located 12½–18¾ mi. (2030 km.) north of Eilat, and three wadis run through it into the arabah : Naḥal Mangan, Naḥal Timna,… …   Encyclopedia of Judaism

• Tongling — ▪ China Wade Giles romanization  T ung ling        city and industrial centre, southern Anhui sheng (province), eastern China. It is located on the southeast bank of the Yangtze River (Chang Jiang) between Anqing and Wuhu.       Tongling grew… …   Universalium

• Ubaidian culture —    The name given by modern scholars to the culture, or civilization, that occupied Mesopotamia (especially in the south) immediately before the rise of the Sumerians and their creation of the first cities. The term was coined after Tell al Ubaid …   Ancient Mesopotamia dictioary

• Business and Industry Review — ▪ 1999 Introduction Overview        Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …   Universalium