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PLATTNER, KARL FRIEDRICH (1800-x858)

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Originally appearing in Volume V21, Page 825 of the 1911 Encyclopedia Britannica.
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PLATTNER, KARL See also:FRIEDRICH (1800-x858) , See also:German metallurgical chemist, was See also:born at Kleinwaltersdorf, near See also:Freiberg in See also:Saxony, on the 2nd of See also:January, 1800. ,His See also:father, though only a poor working miner, found the means to have him educated first at the Bergschule and then at. the.See also:Berg'-akademie of Freiberg, and after he had completed his courses there in 182o he obtained• employment, chiefly as assayer, in connexion with the royal mines and See also:metal See also:works. Having taken up the See also:idea of quantitative mouth-See also:blowpipe See also:assaying, which was then almost unknown—except that E Harkort (1797-1835) in 1827, while a student in Freiberg See also:Academy, had worked out a blowpipe assay for See also:silver—he succeeded in devising trustworthy methods for all the See also:ordinary useful metals; in particular his modes of assaying for See also:nickel and See also:cobalt quickly found favour with metallurgists. He also devoted himself to the improvement of qualitative blowpipe See also:analysis; and summed up his experience in a See also:treatise See also:Die'Probierkunst mit dem Lothrohr (1835), which' became a See also:standard authority. In 184o he was made See also:chief of the royal See also:department of assaying. Two years later he was deputed to See also:complete, a course of lectures on metallurgy at the Bergakademie in See also:place of W. A. Lampadius (1772.1842), whom he subsequently succeeded as See also:professor. He died at Freiberg on the 22nd of January 1858. In addition to many See also:memoirs on metallurgical subjects he also published Die metallurgischen Rostprocesse theoretisch betrachrtet 56), and posthumously Vorlesnngen uber allgemeine Euttenkunde .

End of Article: PLATTNER, KARL FRIEDRICH (1800-x858)

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