Claims
- 1. A heater element which comprises a sintered element of conductive .beta.-sialon and electrodes attached thereto, said sintered body of conductive sialon being one which is formed by sintering a mixture composed of (1) a base mixture containing Si.sub.3 N.sub.4, a minor amount of AlN polytype, and 1-4 wt % of Y.sub.2 O.sub.3, (2) a minor amount of Al.sub.2 O.sub.3, and (3) 23-70 vol %, based on the base mixture, of at least one member selected from the group consisting Ti carbide, Ti nitride and Ti carbonitride.
Priority Claims (1)
Number |
Date |
Country |
Kind |
63-17587 |
Jan 1988 |
JPX |
|
Parent Case Info
This application is a continuation of now abandoned application Ser. No. 07/415,217 filed Sep. 12, 1989 now abandoned.
PCT Information
Filing Document |
Filing Date |
Country |
Kind |
102e Date |
371c Date |
PCT/JP89/00072 |
1/26/1989 |
|
|
9/12/1989 |
9/12/1989 |
Publishing Document |
Publishing Date |
Country |
Kind |
WO89/07092 |
8/10/1989 |
|
|
US Referenced Citations (7)
Number |
Name |
Date |
Kind |
4528121 |
Matsushita et al. |
Jul 1985 |
|
4547470 |
Tanase et al. |
Oct 1985 |
|
4613455 |
Suzuki et al. |
Sep 1986 |
|
4810853 |
Maruta et al. |
Mar 1989 |
|
4923829 |
Yasutomi et al. |
May 1990 |
|
4931619 |
Ogata et al. |
Jun 1990 |
|
4935389 |
Umebayashi et al. |
Jun 1990 |
|
Continuations (1)
|
Number |
Date |
Country |
Parent |
415217 |
Sep 1989 |
|