Hood for Si-metal tapping

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United States of America Patent

PATENT NO 11874064
APP PUB NO 20200393198A1
SERIAL NO

16639970

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Abstract

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A hood for a taphole and a tapping spout in a submerged arc furnace in the production of silicon. The hood has at least two suction ducts which are placed asymmetrically on either side of the hood, and is useful in a process for the production of silicon in a submerged arc furnace, wherein liquid silicon and refining gas escape from a taphole of a crucible, wherein the liquid silicon flows on a tapping spout into a ladle, wherein the refining gas is sucked in a hood which has at least two suction ducts which are placed on either side of the hood.

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Patent Owner(s)

Patent OwnerAddress
WACKER CHEMIE AG81737 MÜNCHEN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bertakis, Evangelos Burghausen, DE 1 0
Eulenberger, Ronald Kastl, DE 1 0
Schei, Einar Olav Kyrksaeterora, NO 1 0

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