Patent · US Expired

Yttrium chromite chromia thermistors

US6136231A · kind A · utility

0Cited by
6References
18Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 20, 1998
Grant dateOct 24, 2000
Priority date
Expiry dateNov 20, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B2235/80
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

The present invention relates to rare earth elemental thermistors and compositions useful for making such thermistors. In particular, it relates to yttrium and chromium oxide based thermistor systems having at least two phases: YCrO.sub.3 and Cr.sub.2 O.sub.3 and their use for measuring temperature.

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