Patent · US Expired

Roll for use in heat treating furnace and method of producing the same

US5161306A · kind A · utility

16Cited by
5References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 6, 1991
Grant dateNov 10, 1992
Priority date
Expiry dateSep 6, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49563
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

In order to prevent production of build-up resistance and wear resistance on a roll for use in heat treating furnace effectively, an alloy layer, a cermet sprayed layer having reinforced zone and a chemical conversion coating are provide in this order on a roll substrate to form a multi-coating layer.

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