Process for producing a ringlike oxidic shaped body

US8865614B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Knut Eger · Schifferstadt, DE
• Jens Uwe Faust · Speyer, DE
• Holger Borchert · Offstein, DE
• Ralf Streibert · Hochdorf-Assenheim, DE
• Klaus Joachim Mueller-Engel · Blankenloch, DE
• Andreas Raichle · Ludwigshafen, DE

Key dates

• Filing date: Feb 28, 2013
• Grant date: Oct 21, 2014
• Expiry date: Feb 28, 2033

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/131
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

A process for producing a ringlike oxidic shaped body by mechanically compacting a pulverulent aggregate introduced into the fill chamber of a die, wherein the outer face of the resulting compact corresponds to that of a frustocone.