Process for drying chemical products using a burnable organic liquid such as methanol

US3991058A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Walter Birke · Frankfurt am Main, DE
• Hans-Ulrich von der Eltz · Frankfurt am Main, DE
• Franz Schon · Frankfurt am Main, DE

Key dates

• Filing date: Dec 17, 1974
• Grant date: Nov 9, 1976
• Expiry date: Dec 17, 1994

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F26B3/005
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

Process for drying chemicals which comprises treating the chemicals with a burnable organic liquid and burning off the liquid to dry the chemicals. The process is particularly useful for drying chemicals such as dyestuffs, pharmaceuticals and organic intermediates by applying an aqueous methanol solution to the chemicals and burning off the methanol to dry the chemicals.