Patent · US Expired

Wear-resistant article

US4333977A · kind A · utility

13Cited by
11References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 27, 1980
Grant dateJun 8, 1982
Priority date
Expiry dateAug 27, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31544
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A wear-resistant and chemically-inert article made from a sintered mixture of polytetrafluoroethylene, graphite fibers, and fluorinated graphite.

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