Patent · US Expired

Method of making graphite electrode nipple

US4998709A · kind A · utility

19Cited by
9References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 19, 1990
Grant dateMar 12, 1991
Priority date
Expiry dateApr 19, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/30
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The present invention resides in improved graphite nipples which are suitable for connecting graphite electrodes. The graphite nipples are prepared by adding mesophase pitch-based carbon fibers into a typical nipple extrusion blend.

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