ferroniobium
Look at other dictionaries:
Ferroniobium — is an important iron niobium alloy, with an niobium content of 60 70%cite book | title = Extractive Metallurgy of Niobium | author = C. K. Gupta, A. K. Suri, Gupta K. Gupta | publisher = CRC Press | year = 1994 | isbn = 0849360714| url =… … Wikipedia
ferroniobium — feroniobis statusas T sritis chemija apibrėžtis Fe ir 30–75% Nb lydinys. atitikmenys: angl. ferroniobium rus. феррониобий … Chemijos terminų aiškinamasis žodynas
ferroniobium — Смотри Феррониобий … Энциклопедический словарь по металлургии
Феррониобий — [ferroniobium] ферросплав, содержащий 50 65 % (Nb+Ta), 1,5 15 % Si, 3 6 % Al, 1,5 8 % Ti, 0,1 0,2 % С (остальное Fe и другие примеси). Феррониобий (основные марки ФН660 и ФН658) выплавляют алюминотермическим печным и внепечным способом с… … Энциклопедический словарь по металлургии
Niobium — zirconium ← niobium → molybdenum V ↑ Nb ↓ Ta … Wikipedia
niobium processing — Introduction preparation of the ore for use in various products. Niobium (Nb) has a body centred cubic (bcc) crystal structure and a melting point of 2,468° C (4,474° F). Of the refractory metals, it has the lowest density and best… … Universalium
Aluminothermic reaction — Aluminothermic reactions are exothermic chemical reactions using aluminium as the reducing agent at high temperature. The most prominent example is the thermite reaction.eg: Fe2O3 + 2Al = 2Fe + Al2O3 + HeatA common use of this reaction is the… … Wikipedia
Ferroalloy — refers to various alloys of iron with a high proportion of one or more other element, manganese or silicon for example. It is used in the production of steels and alloys as a raw material.The main ferroalloys are: *FeMn ferromanganese *FeCr… … Wikipedia
brazil — /breuh zil /, n. brazilwood. [1350 1400; ME brasile < ML < It < Sp brasil, deriv. of brasa live coal (the wood being red in color) < Gmc; see BRAISE] * * * Brazil Introduction Brazil Background: Following three centuries under the rule of… … Universalium
Brazil — Brazilian /breuh zil yeuhn/, adj., n. /breuh zil /, n. a republic in South America. 164,511,366; 3,286,170 sq. mi. (8,511,180 sq. km). Cap.: Brasília. Portuguese and Spanish, Brasil. Official name, Federative Republic of Brazil. * * * Brazil… … Universalium
