Patent · US Active

Base for a mass transfer column

US9427678B2 · kind B2 · utility

3Cited by

4References

13Claims

0Family size

Assignee

BASF SE

Inventors

Marcus Bechtel · Dossenheim, DE
Holger Friedrich · Frankenthal (Pfalz), DE
Dieter Baumann · Greven, DE
Sascha Müller · Kaiserslautern, DE

Key dates

Filing date	Nov 14, 2012
Grant date	Aug 30, 2016
Priority date	—
Expiry date	May 29, 2033

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01F23/2322
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

The invention relates to a tray for a mass transfer column, having gas passage openings distributed over the tray (1), and having at least one baffle (11) for flow diversion of liquid flowing on the tray, it being possible for the tray (1) to be fed with a liquid via at least one entry (3). The tray has at least one entry (3), at least one separating weir (5), which separates the inflowing liquid into two streams, and at least two exits (12), or has at least two entries (3) and at least one exit (12) for the liquid, each stream flowing along a flow path (7; 9) to an exit (12). The invention further relates to a mass transfer column comprising the tray, and to a use of tray and mass transfer column.

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