Patent · US Expired

Composite body consisting of cemented carbide and cast alloy

US4119459A · kind A · utility

34Cited by
5References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 1, 1977
Grant dateOct 10, 1978
Priority date
Expiry dateFeb 1, 1997

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/12139
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A metallic body in which great wear resistance is coupled with excellent mechanical strength and toughness is composed of sintered cemented carbide particles in a matrix of graphitic cast iron-base alloy, the content of carbon plus other constituents known to be equivalent to carbon in their influence on the cast iron amounts to 2.5 - 6.0%, preferably 3.5 - 5.0%.

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