acid refractory

  • 41Clonazepam — Not to be confused with camazepam, chlorpromazine, cinolazepam, or clobazam. Clonazepam …

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  • 42Aminopterin — chembox new ImageFile = Aminopterin.svg IUPACName = ( 2S ) 2 [ [4 [(2,4 Diaminopteridin 6 yl)methylamino] benzoyl] amino] pentanedioic acid OtherNames = 4 Aminofolic acid 4 Aminopteroylglutamic acid Aminopterin sodium Aminopteroylglutamic acid… …

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  • 43Gold 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… …

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  • 44Gundu Hirisave Rama Rao — was born in Tumkur (Karnataka), India, on 23 August 1937. He is a scientist, entrepreneur and a tenured professor at the Academic Health Center, University of Minnesota. He and Professor John Eaton visited India in 1981 under a National Science… …

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  • 45gold processing — Introduction  preparation of the ore for use in various products.       For thousands of years the word gold has connoted something of beauty or value. These images are derived from two properties of gold, its colour and its chemical stability.… …

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  • 46Clobazam — Not to be confused with clonazepam. Clobazam Systematic (IUPAC) name …

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  • 47cement — cementable, adj. cementer, n. cementless, adj. /si ment /, n. 1. any of various calcined mixtures of clay and limestone, usually mixed with water and sand, gravel, etc., to form concrete, that are used as a building material. 2. any of various… …

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  • 48meteorite — meteoritic /mee tee euh rit ik/, meteoritical, meteorital /mee tee euh ruyt l/, adj. /mee tee euh ruyt /, n. 1. a mass of stone or metal that has reached the earth from outer space; a fallen meteoroid. 2. a meteoroid. [1815 25; METEOR + ITE1] * * …

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  • 49vanadium processing — Introduction       preparation of the metal for use in various products.       Vanadium (V) is a grayish silver metal whose crystal structure is a body centred cubic (bcc) lattice, with a melting point of 1,926° C (3,499° F). The metal is used… …

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  • 50Actinide — The atomic bomb dropped on Nagasaki had a plutonium charge.[1] The actinide or actinoid (IUPAC nomenclature) series encompasses the 15 metallic chemical elements with atomic numbers from 89 to 103, actinium thro …

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