Patent · US Expired

Refractory gunning composition

US4168177A · kind A · utility

12Cited by
1References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 30, 1978
Grant dateSep 18, 1979
Priority date
Expiry dateJan 30, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B2235/9676
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A dry-nozzle gunning refractory composition consisting essentially of magnesia grains from crushed used refractory bricks, sodium bentonite clay, and a binder consisting essentially of a mixture of anhydrous sodium silicate particles and hydrated sodium silicate particles.

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