公开(公告)号：US3564474A

公开(公告)日：1971-02-16

申请号：US3564474D

申请日：1968-06-04

Applicant: NAT RES DEV

Inventor： FIRTH JACK GRAHAM ,  GUEST ALFRED

IPC: G01N27/16 ,  H01C7/08 ,  G01N31/00

CPC classification number: G01N27/16

Abstract: AN ELECTRICALLY HEATABLE ELEMENT WITH A FILAMENT EMBEDDED IN A FUSED CERMIC MATERIAL HAVING A SOFTENING POINT NOT GREATER THAN 1500*C. HAS A CATALYTIC MATERIAL DEPOSITED ON THE OUTER SURFACE OF THE FUSED CERAMIC. AN ELECTRICALLY HEATABLE ELEMENT WITH A FILAMENT EMBEDDED IN A FUSED CERAMIC MATERIAL HAVING A SOFTENING POINT NOT GREATER THAN 1500*C. HAS A CATALYTIC MATERIAL DEPOSITED ON THE OUTER SURFACE OF THE FUSED CERAMIC.

D R A W I N G