Patent · US Expired

Dividing wall column

US6958111B2 · kind B2 · utility

38Cited by

9References

16Claims

0Family size

Assignee

BASF SE

Inventors

Harald Rust · Bochum, DE
Gerd Kaibel · Lampertheim, DE

Key dates

Filing date	May 3, 2001
Grant date	Oct 25, 2005
Priority date	—
Expiry date	May 13, 2023

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01D3/146
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

In a dividing wall column comprising as segments

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.