non-metallurgical alumina
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Powder metallurgy — is the process of blending fine powdered materials, pressing them into a desired shape (compacting), and then heating the compressed material in a controlled atmosphere to bond the material (sintering). The powder metallurgy process generally… … Wikipedia
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
Metal production in Ukraine — Geographic distribution of ferrous and non ferrous output, expressed in monetary value per capita. Metal production, in particular iron and steel industry, is the dominant heavy industry in Ukraine. Ukraine is the world s eighth largest producer… … Wikipedia
Vale (mining company) — Vale S.A. Type Sociedade Anônima Traded as BM F Bovespa … Wikipedia
CoorsTek — CoorsTek, Inc. Type Private Industry Ceramics, Semiconductors Founded Golden, Colorado, U.S. (1920) Founder(s) Adolph Coors, Sr. Headquarters … Wikipedia
BHP Billiton — Billiton redirects here. For the Indonesian island formerly known as Billiton, see Belitung. BHP Billiton Limited Plc Type Public company Traded as LSE: … Wikipedia
Materials science — Simulation of the outside of the Space Shuttle as it heats up to over 1,500 °C (2,730 °F) during re entry into the Earth s atmosphere Materials science is an interdisciplinary field applying the properties of matter to various areas of… … Wikipedia
chemical industry — Introduction complex of processes, operations, and organizations engaged in the manufacture of chemicals and their derivatives. Although the chemical industry may be described simply as the industry that uses chemistry and… … Universalium
Azerbaijan — /ah zeuhr buy jahn , az euhr buy jan /; Russ. /u zyirdd buy jahn /, n. 1. Also, Azerbaidzhan. Formerly, Azerbaijan Soviet Socialist Republic. a republic in Transcaucasia, N of Iran and W of the Caspian Sea. 7,735,918; 33,430 sq. mi. (86,600 sq.… … Universalium
Hydrogen — This article is about the chemistry of hydrogen. For the physics of atomic hydrogen, see Hydrogen atom. For other meanings, see Hydrogen (disambiguation). ← hydrogen → helium … Wikipedia
Brazing — This article is about the metal joining process. For the cooking technique, see braising. Brazing practice Brazing is a metal joining process whereby a filler metal is heated above and distributed between two or more close fitting parts by… … Wikipedia
