Process and device for micronizing solid matter in jet mills

US4880169A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Hans-Gunter Zander · Krefeld, DE
• Horst Bornefeld · Burscheid, DE
• Bernd Holle · Freiberg, DE

Key dates

• Filing date: Jan 15, 1988
• Grant date: Nov 14, 1989
• Expiry date: Jan 15, 2008

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B02C19/06
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

A process for micronizing solid matters in a jet mill, wherein the solid matters are brought into the jet mill across an injector and wherein the micronization takes place, if necessary, in the presence of milling aids and/or dispersing agents, wherein the solid matters are forcibly supplied to the injector and an apparatus for carrying out the process, the apparatus comprising a dosing means, a forcible entry means, and injector and a jet mill.