Patent · US Expired

Metallurgical furnace in particular an electric arc furnace

US4279407A · kind A · utility

1Cited by
3References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 3, 1980
Grant dateJul 21, 1981
Priority date
Expiry dateJun 3, 2000

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF27B3/24
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

An electric metallurgical furnace in which at least one row of the bricks that adjoin the annular flange the outer edge is displaced outwardly with respect to that of the bricks and the rows adjoining the annular flange are pressed by the flange on to the rows below.

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