Method for separating mixtures of substances using a material pervious to said substances

US6299668A · kind A · utility

Assignee

• Creavis Gesellschaft fuer Technologie und Innovation mbH · DE

Inventors

• Bernd Penth · Lebach, DE
• Gerhard Hoerpel · Nottuln, DE
• Christian Hying · Rhede, DE

Key dates

• Filing date: Jul 26, 1999
• Grant date: Oct 9, 2001
• Expiry date: Jul 26, 2019

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/249957
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

Mixtures of gases, liquids or solutions are separated by contacting the mixtures with a substance-permeable material and applying a voltage to the substance-permeable material, thereby increasing the efficiency of separation techniques such as microfiltration or ultrafiltration.