Process for early detection of reactor fouling in gas phase polymerization

US6743870B1 · kind B1 · utility

Assignee

• BP Chemicals Limited · US

Inventors

• Hans-Jurgen Haardt · Pulheim, DE
• Hans-Peter Hemmersbach · Cologne, DE
• Michael Muller · Munich, DE
• Hans-Ludwig Niederberger · Rommerskirchen, DE
• Detlef Obermann · Dormagen, DE
• Johannes Schoofs · Dormagen, DE
• Karl-Heinz Werle · Dormagen, DE

Key dates

• Filing date: Nov 28, 2000
• Grant date: Jun 1, 2004
• Expiry date: Apr 22, 2022

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S526/901
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

A process for early detection of reactor fouling occurring during a gas phase polymerization of olefin(s) using a fluidized bed reactor having a fluidization grid fitted with detection devices.