Patent · US Expired

Device for mixing and reacting multiphase gaseous and liquid mixtures and use of this device

US6726354B1 · kind B1 · utility

8Cited by

18References

18Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Werner Breuer · Krefeld, DE
Frieder Heydenreich · Düsseldorf, DE
Gunter Jeromin · Heidelberg, DE
Helmut Judat · Langenfeld, DE

Key dates

Filing date	Aug 8, 2001
Grant date	Apr 27, 2004
Priority date	—
Expiry date	Aug 8, 2021

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S261/75
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A device for mixing and reacting multiphase gaseous and liquid mixtures is disclosed. The device comprise in sequence a first inflow cylindrical space, at least one cylindrical chamber tapering towards said cylindrical space, a second cylindrical space positioned perpendicularly to said first cylindrical space, and an outflow space. Also disclosed is a method of using the device, in particular in the interfacial process for preparing diphenyl carbonates or polycarbonates.

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