Method of producing aluminum hydroxides by precipitating aluminum salts in the presence of seed crystals

US7442361B1 · kind B1 · utility

Assignee

• Sasol Germany GmbH · DE

Inventors

• Rainer Gloeckler · Brunsbüttel, DE
• Arnold Meyer · Marne, DE

Key dates

• Filing date: Jul 5, 2000
• Grant date: Oct 28, 2008
• Expiry date: Jun 3, 2021

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02P20/141
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

The invention relates to a procedure for manufacturing alumina hydrates by precipitating aluminum salts in the presence of crystal nuclei of a specific size.