Packaging for polysilicon and method for packaging polysilicon

US10442596B2 · kind B2 · utility

Assignee

• Wacker Chemie AG · DE

Inventors

• Matthias VIETZ · Mattighofen, AT
• Martin Brixel · Stilln, DE
• Joachim Mattes · Burghausen, DE
• Peter Wimmer

Key dates

• Filing date: Apr 15, 2016
• Grant date: Oct 15, 2019
• Expiry date: Apr 15, 2036

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B65B2220/18
• WIPO field: Handling
• WIPO sector: Mechanical engineering

Abstract

Reduction of contamination and the proportion of fines fractions in the packaging of rod form polysilicon is achieved by directly filling a plastic bag with polysilicon from a cleaning bowl by a rotating motion which causes polysilicon chunks to slide into the bag.