Title:
ARC FURNACE
Document Type and Number:
Japanese Patent JPS57182996
Kind Code:
A
Abstract:
An electric arc furnace has an electrically conductive roof with an electrode opening through which an arcing electrode depends with the opening closed around the electrode by an upstanding tubular electrically insulating refractory column surrounding the electrode and mounting on its top an electrically conductive electrode seal.
Inventors:
BO RAPINGAA
SUBENNEINARU SUTENKUBISUTO
SUBENNEINARU SUTENKUBISUTO
Application Number:
JP6411582A
Publication Date:
November 11, 1982
Filing Date:
April 19, 1982
Export Citation:
Assignee:
ASEA AB
International Classes:
H05B7/02; C21C5/52; F27D1/18; F27D11/10; H05B7/12; (IPC1-7): F27D11/08; H05B7/02