Patent · US Expired

Method of making a composite coating

US3964937A · kind A · utility

26Cited by
5References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 20, 1974
Grant dateJun 22, 1976
Priority date
Expiry dateDec 20, 1994

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/265
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Disclosed is a composite coating for wear surfaces comprising a layer of vapor deposited titanium nitride overlying a layer of titanium carbide. The composite coating is formed by successive chemical vapor depositions of titanium carbide and titanium nitride on a heated substrate.

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