Patent · US Expired

Far infrared tubular porous ceramic heating element

US7049561B1 · kind B1 · utility

0Cited by
1References
3Claims
0Family size

Inventor

Key dates

Filing dateJan 19, 2005
Grant dateMay 23, 2006
Priority date
Expiry dateJan 19, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24744
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A far infrared tubular porous ceramic heating element which is suitable for various kinds of catalyst, heater and electric conductor . . . etc. Inside the body, a plurality of via holes is formed, and the crossing portions of the walls of via holes are formed in arc shape so as to prevent breaking and disturbance to heat flow.

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