Patent · US Expired

Abrasive grain and grindstone

US7572174B2 · kind B2 · utility

2Cited by
3References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 21, 2005
Grant dateAug 11, 2009
Priority date
Expiry dateDec 27, 2025

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23K2103/50
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

An abrasive grain 1 includes a crystal defect CD in its crystal structure CS. The crystal defect CD is formed by a laser irradiation.

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