Patent · US Expired

Scalloped nipple for water-cooled electrodes

US4689799A · kind A · utility

0Cited by
2References
13Claims
0Family size

Inventors

Key dates

Filing dateSep 27, 1985
Grant dateAug 25, 1987
Priority date
Expiry dateSep 27, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P10/25
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A water-cooled electrode for an electric arc furnace is fitted with a copper nipple 10, increased surface area through fluting or drilled or threaded passages for vastly improved cooling, joining the water-cooled and graphite portions of the electrode.

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