Patent · US Expired

Rotary kiln and hearth furnace

US3991987A · kind A · utility

0Cited by

4References

4Claims

0Family size

Assignee

Vereinigte Osterreichische Eisen- und Stahlwerke - Alpine Montan Aktiengesellschaft · AT

Inventors

Kurt Stift · Leoben, AT
Helwig Vacek · Leoben, AT

Key dates

Filing date	Feb 19, 1975
Grant date	Nov 16, 1976
Priority date	—
Expiry date	Feb 19, 1995

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF27B7/2083
WIPO fieldThermal processes and apparatus
WIPO sectorMechanical engineering

Abstract

A joint between a rotary kiln and a tiltable hearth furnace, characterized in that a part of the hearth furnace embraces the discharge end of the rotary kiln and the pivotal axis of the hearth furnace coincides with the axis of rotation of the rotary kiln at the joint between the rotary kiln and the hearth furnace.

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