Patent · US Expired

Diamond-coated sintered body excellent in adhesion and process for preparing the same

US5204167A · kind A · utility

24Cited by
12References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 29, 1991
Grant dateApr 20, 1993
Priority date
Expiry dateNov 29, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31678
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

There are disclosed a diamond-coated sintered body, comprising a film of diamond and/or diamond-like carbon deposited on the surface of a sintered body of a hard phase composed mainly of a mixture of W.sub.2 C and WC and inevitable impurities and a process for preparing the same.

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