Patent · US Expired

Nitrified bonded sol gel sintered aluminous abrasive bodies

US4997461A · kind A · utility

360Cited by
13References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 11, 1989
Grant dateMar 5, 1991
Priority date
Expiry dateSep 11, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K3/1436
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Vitrified bonded abrasive bodies prepared from sol gel sintered aluminous grit particles and a vitreous (glass) bond exhibit improved abrasive performance by treating the surfaces of the grit particles so as to give them silica-enriched surfaces.

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