JPH0348892U - - Google Patents
Info
- Publication number
- JPH0348892U JPH0348892U JP9965590U JP9965590U JPH0348892U JP H0348892 U JPH0348892 U JP H0348892U JP 9965590 U JP9965590 U JP 9965590U JP 9965590 U JP9965590 U JP 9965590U JP H0348892 U JPH0348892 U JP H0348892U
- Authority
- JP
- Japan
- Prior art keywords
- heating element
- electric furnace
- furnace
- lanthanum chromite
- constructed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 3
- NFYLSJDPENHSBT-UHFFFAOYSA-N chromium(3+);lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Cr+3].[La+3] NFYLSJDPENHSBT-UHFFFAOYSA-N 0.000 claims description 3
- 239000011094 fiberboard Substances 0.000 claims 1
- 230000035515 penetration Effects 0.000 description 1
Landscapes
- Resistance Heating (AREA)
- Furnace Details (AREA)
Description
第１図は本考案の一実施例に於ける電気炉全体
を概略的に示す縦断面図、第２図は第１図に示さ
れたランタンクロマイト系発熱体の詳細を示す一
部切欠き正面図、第３図は従来の電気炉の一例を
示す縦断面図である。
図に於て、１…炉体、２…ランタンクロマイト
系発熱体、３…セラミツクチユーブ、４…周隙、
５…栓体、６…被加熱物、７…貫通部である。
Fig. 1 is a vertical sectional view schematically showing the entire electric furnace in an embodiment of the present invention, and Fig. 2 is a partially cutaway front view showing details of the lanthanum chromite heating element shown in Fig. 1. 3 are vertical sectional views showing an example of a conventional electric furnace. In the figure, 1...furnace body, 2...lanthanum chromite heating element, 3...ceramic tube, 4...periphery,
5... Plug body, 6... Heated object, 7... Penetration part.
Claims (1)
炉において、炉体がセラミツクフアイバーボード
から構築されていると共に、上記発熱体には緻密
質高純度セラミツクチユーブがリード口を除いて
被せられていることを特徴とする電気炉。 An electric furnace using a lanthanum chromite heating element as a heat source, characterized in that the furnace body is constructed from a ceramic fiber board, and the heating element is covered with a dense high-purity ceramic tube except for the lead opening. electric furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9965590U JPH0348892U (en) | 1990-09-21 | 1990-09-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9965590U JPH0348892U (en) | 1990-09-21 | 1990-09-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0348892U true JPH0348892U (en) | 1991-05-10 |
Family
ID=31648698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9965590U Pending JPH0348892U (en) | 1990-09-21 | 1990-09-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0348892U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS567995A (en) * | 1979-06-28 | 1981-01-27 | Inoue Japax Res Inc | Manufacture of heat exchanger |
-
1990
- 1990-09-21 JP JP9965590U patent/JPH0348892U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS567995A (en) * | 1979-06-28 | 1981-01-27 | Inoue Japax Res Inc | Manufacture of heat exchanger |