Patent · US Expired

Coated abrasive grains and a manufacturing method therefor

US5090969A · kind A · utility

12Cited by
20References
12Claims
0Family size

Assignees

Inventors

Key dates

Filing dateOct 23, 1989
Grant dateFeb 25, 1992
Priority date
Expiry dateOct 23, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K3/1445
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Coated abrasive grains and a manufacturing method for them are disclosed. The abrasive grains are coated using an immersion method with a coating comprising at least one substance selected from carbides, borides, and nitrides of a metal, comprising: PA1 preparing an immersion bath comprising a molten salt bath containing said metal; and PA1 immersing abrasive grains to be treated in said immersion bath for a suitable length of time.

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