Vibratory spiral conveyor chute and a resistance heating element

US4048472A · kind A · utility

Assignee

• Varta Batterie Aktiengesellschaft · DE

Inventors

• Hans Sauer · Bamberg, DE
• Thomas Victor Czerny

Key dates

• Filing date: May 17, 1976
• Grant date: Sep 13, 1977
• Expiry date: May 17, 1996

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02E60/10
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

Heating for a vibratory spiral conveyor used to react powdery and gaseous substances is accomplished by an expanded metal resistance heater element positioned between adjacent turns of the conveyor.