Patent · US Expired

Vessel of a metallurgical furnace, especially of an arc furnace

US4696013A · kind A · utility

4Cited by

3References

30Claims

0Family size

Assignee

Fuchs Systemtechnik GmbH · DE

Inventors

Joachim Ehle · Oberkirch, DE
Gerhard Fuchs · Far Hills, US
Klaus Kimmer · Willstätt, DE
Horst-Rudiger Langfeldt · Baden-Baden, DE

Key dates

Filing date	Sep 10, 1986
Grant date	Sep 22, 1987
Priority date	—
Expiry date	Sep 10, 2006

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF27D1/1858
WIPO fieldThermal processes and apparatus
WIPO sectorMechanical engineering

Abstract

A furnace vessel (301) of a metallurgical furnace, in particular an electric arc furnace, in which the tap hole (305) is arranged within a lower vessel (303) which is oval or circular in plan view, in the vicinity of the wall of the vessel, and the upper vessel (309), above the tap hole (305), includes a vessel portion (320) which is displaced or is displaceable relative to the lower vessel towards the center of the vessel and in which there is provided a maintenance opening (327) for the tap hole (305) (FIG. 11).

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