JPH0521034Y2 - - Google Patents
Info
- Publication number
- JPH0521034Y2 JPH0521034Y2 JP1987149967U JP14996787U JPH0521034Y2 JP H0521034 Y2 JPH0521034 Y2 JP H0521034Y2 JP 1987149967 U JP1987149967 U JP 1987149967U JP 14996787 U JP14996787 U JP 14996787U JP H0521034 Y2 JPH0521034 Y2 JP H0521034Y2
- Authority
- JP
- Japan
- Prior art keywords
- guide tube
- light guide
- optical sensor
- furnace
- melting furnace
- 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.)
- Expired - Lifetime
Links
- 230000003287 optical effect Effects 0.000 claims description 22
- 238000002844 melting Methods 0.000 claims description 20
- 230000008018 melting Effects 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 17
- 239000000428 dust Substances 0.000 description 7
- 238000001514 detection method Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Landscapes
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987149967U JPH0521034Y2 (ru) | 1987-09-30 | 1987-09-30 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987149967U JPH0521034Y2 (ru) | 1987-09-30 | 1987-09-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6453985U JPS6453985U (ru) | 1989-04-03 |
JPH0521034Y2 true JPH0521034Y2 (ru) | 1993-05-31 |
Family
ID=31422680
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987149967U Expired - Lifetime JPH0521034Y2 (ru) | 1987-09-30 | 1987-09-30 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0521034Y2 (ru) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51140643U (ru) * | 1975-05-06 | 1976-11-12 | ||
JPS5233063U (ru) * | 1975-09-01 | 1977-03-08 |
-
1987
- 1987-09-30 JP JP1987149967U patent/JPH0521034Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS6453985U (ru) | 1989-04-03 |
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