Method for producing silicon fragments

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12172170
APP PUB NO 20220314228A1
SERIAL NO

17639309

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Abstract

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The present disclosure relates to a method for producing polycrystalline silicon fragments. The process includes (a) providing a polycrystalline silicon rod, (b) working the surface of the silicon rod by means of a hammer or needle hammer to remove at least a portion of a layer of the surface of the polycrystalline silicon rod, and (c) reducing the silicon rod to fragments. Wherein an amount of impact energy expended by the hammer and/or needle hammer is from 1 J to 15 J.

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Patent Owner(s)

Patent OwnerAddress
WACKER CHEMIE AGGISELA-STEIN-STR 1 81671 MÜNCHEN 81737

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Vietz, Matthias Mattighofen, AT 14 58

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