retortų grafitas — statusas T sritis chemija apibrėžtis Grafitas, susidarantis koksuojant anglis retortose. atitikmenys: angl. retort graphite rus. ретортный графит … Chemijos terminų aiškinamasis žodynas
ретортный графит — retortų grafitas statusas T sritis chemija apibrėžtis Grafitas, susidarantis koksuojant anglis retortose. atitikmenys: angl. retort graphite rus. ретортный графит … Chemijos terminų aiškinamasis žodynas
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
metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… … Universalium
Zinc smelting — is the process of converting zinc concentrates (ores that contain zinc) into pure zinc. The most common zinc concentrate processed is zinc sulfide,Citation | title = Compilation of Air Pollutant Emission Factors | publisher = U.S. Environmental… … Wikipedia
Crucible — For other uses, see Crucible (disambiguation). A modern crucible used in the production of silicon ingots via the Czochralski process A crucible is a container used for metal, glass, and pigment production as well as a number of modern laboratory … Wikipedia
magnesium processing — Introduction preparation of the ore for use in various products. Magnesium (Mg) is a silvery white metal that is similar in appearance to aluminum but weighs one third less. With a density of only 1.738 grams per cubic centimetre, it… … Universalium
Phosphorus — This article is about the chemical element. For other uses, see Phosphorus (disambiguation). silicon ← phosphorus → sulfur … Wikipedia
Chemistry set — For other uses, see Chemistry set (disambiguation). A 1940s Gilbert chemistry set A chemistry set is an educational toy allowing the user (typically a teenager) to perform simple chemistry experiments. The best known such sets were produced by… … Wikipedia