Patent · US Expired

Alumina-carbon compositions and slidegate plates made therefrom

US5214010A · kind A · utility

8Cited by
11References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 10, 1992
Grant dateMay 25, 1993
Priority date
Expiry dateJun 10, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B35/66
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A refractory composition consisting essentially of, for each 100 wt. % thereof, about 40 to 80 wt. % of an alumina, about 5 to 30 wt. % of a zirconia-containing grain, about 2 to 10 wt. % of a carbon, and about 1 to 12 wt. % of an oxidation and erosion resistance additive, the method of making refractory shapes utilizing such composition, and the resultant shapes.

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