THE RELATIONSHIP BETWEEN THE PRODUCTION AND CONSTRUCTION SECTOR AND CONTINUOUS PROFESSIONAL TRAINING



SILICON REFINING BY VACUUM TREATMENT

This work aims to investigate the phosphorus removal by vacuum from metallurgical grade silicon (MGSi) (98.5% to 99% beed machine weed Si).Melting experiments were carried out in a vacuum induction furnace, varying parameters such as temperature, time and relation area exposed to the vacuum / volume of molten silicon.The results of chemical analysi

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