Patent · US Expired

Reclamation of abrasive grain

US5578222A · kind A · utility

92Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 20, 1995
Grant dateNov 26, 1996
Priority date
Expiry dateDec 20, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02W30/62
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

The invention provides a process for recovering abrasive grains from vitreous bonded materials by boiling the material in an aqueous solution of an alkali metal base.

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