- fractional melting
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фракционированное [дробное\] плавление (для депарафинизации масел)
Англо-русский словарь технических терминов. 2005.
fractional melting
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Fractional freezing — is a process used in process engineering and chemistry to separate two liquids with different melting points. It can be done by partial melting of a solid, for example in zone refining of silicon or metals, or by partial crystallization of a… … Wikipedia
Polybaric melting — Etymology: International scientific vocabulary Subject: Basalt petrogenesisFundamentally, this implies that liquids are incrementally separated from residues across a range of pressures and subsequently mix and move through the mantle without… … Wikipedia
zone melting — a process of purifying any of various metals and other materials, as germanium or silicon, by passing it in bar form through an induction coil. Also called zone refining. Cf. cage zone melting. [1955 60] * * * Any of a group of techniques used to … Universalium
Zone melting — is a method of separation by melting in which a molten zone traverses a long ingot of impure metal or chemical. In its common use for purification, the molten region melts impure solid at its forward edge and leaves a wake of purer material… … Wikipedia
Planetary differentiation — In planetary science, planetary differentiation is the process of separating out different constituents of a planetary body as a consequence of their physical or chemical behaviour, where the body develops into compositionally distinct layers;… … Wikipedia
Migmatite — Ptygmatic folding in migmatite Migmatite on the coast of Saa … Wikipedia
Nephelinite — lava (grey) containing a xenolith of peridotite (yellow), Kaiserstuhl, Germany. Nephelinite is a fine grained or aphanitic igneous rock made up almost entirely of nepheline and clinopyroxene (variety augite). If olivine is present, the rock may… … Wikipedia
Rubey, William W. — ▪ American geologist in full William Walden Rubey born Dec. 19, 1898, Moberly, Mo., U.S. died April 12, 1974, Santa Monica, Calif. U.S. geologist known for his theory, proposed in 1951, of the origin of the Earth s atmosphere, oceans, and … Universalium
фракционирование плавление — дробное плавление — [http://slovarionline.ru/anglo russkiy slovar neftegazovoy promyishlennosti/] Тематики нефтегазовая промышленность Синонимы дробное плавление EN fractional melting … Справочник технического переводчика
rare-earth element — /rair errth /, Chem. any of a group of closely related metallic elements, comprising the lanthanides, scandium, and yttrium, that are chemically similar by virtue of having the same number of valence electrons. Also called rare earth metal. [1955 … Universalium
igneous rock — Any of various crystalline or glassy, noncrystalline rocks formed by the cooling and solidification of molten earth material (magma). Igneous rocks comprise one of the three principal classes of rocks, the others being metamorphic and sedimentary … Universalium
