Trace elements, such as interstitial impurities, can be extracted by low-pressure, relatively low-temperature vaporization from compositions in which they occur.
Extraction of trace elements from ores
NASA Tech Briefs ; 2 , 1
01.06.1977
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Englisch
Volatile trace elements in primitive meteorites
NTRS | 1977
|Gas Liquid Chromatography of Trace Elements
NTIS | 1971
|Transportation of lake superior ores
Engineering Index Backfile | 1900
|