- magnesia cements
- • магнезиев цимент
English-Bulgarian polytechnical dictionary . 2013.
magnesia cements
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Magnesium oxide wallboard — (10 mm thickness) Magnesium oxide more commonly called magnesia is a versatile mineral that when used as part of a cement mixture and cast into thin cement panels under proper curing procedures and practices can be used in residential and… … Wikipedia
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cement — 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… … Universalium
magnesium — /mag nee zee euhm, zheuhm, shee euhm/, n. Chem. a light, ductile, silver white, metallic element that burns with a dazzling white light, used in lightweight alloys, flares, fireworks, in the manufacture of flashbulbs, optical mirrors, and… … Universalium
refractory — refractorily, adv. refractoriness, n. /ri frak teuh ree/, adj., n., pl. refractories. adj. 1. hard or impossible to manage; stubbornly disobedient: a refractory child. 2. resisting ordinary methods of treatment. 3. difficult to fuse, reduce, or… … Universalium
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
Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… … Universalium
ceramic composition and properties — Introduction atomic and molecular nature of ceramic (industrial ceramics) materials (materials processing) and their resulting characteristics and performance in industrial applications. Industrial ceramics are commonly understood to… … Universalium
Sorelzement — (auch bekannt als Sorelbeton) ist ein in den 50er und 60er Jahren des 19. Jahrhunderts vom Franzosen Stanislas Sorel entwickelter Säure Base Zement. Als Säure fungiert eine wässrige Magnesiumchloridlösung, als Base kaustisch gebrannter Magnesit… … Deutsch Wikipedia
Robert Herman Bogue — Saltar a navegación, búsqueda Robert Herman Bogue (Southborough, Massachusetts, 27 de septiembre de 1889 ?) fue un químico y físico estadounidense. Antes de tomar posesión en el cargo de Director del Portland Cement Association (PCA)… … Wikipedia Español
magnesium chloride — noun : a bitter deliquescent crystalline salt MgCl2 that usually crystallizes with six molecules of water, that occurs in seawaters, natural brines, and salt deposits, that is obtained by recovery from seawater, brines, or carnallite or by… … Useful english dictionary
