Packing for heat-exchange and mass-transfer columns

US6511053B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Gerd Kaibel · Lampertheim, DE
• Achim Stammer · Freinsheim, DE
• Manfred Stroezel · Ilvesheim, DE

Key dates

• Filing date: Jun 26, 2001
• Grant date: Jan 28, 2003
• Expiry date: Jun 26, 2021

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S261/72
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

The invention relates to a packing sheet having straight-line kinks which divide the packing sheet into kink areas which have a width a, measured from kink edge to kink edge, and passage apertures, where a proportion X of at least 60% of the passage apertures has a separation b of at most 0.4 a from a kink edge.