FI74538B - Smaeltugn med styv struktur. - Google Patents
Smaeltugn med styv struktur. Download PDFInfo
- Publication number
- FI74538B FI74538B FI830828A FI830828A FI74538B FI 74538 B FI74538 B FI 74538B FI 830828 A FI830828 A FI 830828A FI 830828 A FI830828 A FI 830828A FI 74538 B FI74538 B FI 74538B
- Authority
- FI
- Finland
- Prior art keywords
- thermal expansion
- furnace
- brick body
- jacket
- brick
- Prior art date
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 74
- 239000011449 brick Substances 0.000 claims description 74
- 229910052742 iron Inorganic materials 0.000 claims description 37
- 238000010438 heat treatment Methods 0.000 claims description 26
- 238000002844 melting Methods 0.000 claims description 19
- 230000008018 melting Effects 0.000 claims description 19
- 238000012544 monitoring process Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims 1
- 238000001816 cooling Methods 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000011358 absorbing material Substances 0.000 description 2
- 239000010425 asbestos Substances 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/0003—Linings or walls
- F27D1/0023—Linings or walls comprising expansion joints or means to restrain expansion due to thermic flows
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/16—Making or repairing linings increasing the durability of linings or breaking away linings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/16—Introducing a fluid jet or current into the charge
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
Claims (2)
1. Smältugn med styv struktur omfattande: a) en ihälig stomme (10a) för mottagning av ett ma-5 terial som skall smältas, varvid stoiranen bestir av samman- fogande tegel (13), b) en järnmantel (14) som omger tegelstommen för mot-verkande och värmeutvidgning i stommen under driften av ugnen (10), och 10 c) uppvärmningselement (19), vilka monterats kring mäntein (14) för uppvärmning av detsamma för styrande av värmeutvidgningsgraden i mäntein, varigenom sammantryck-ningskrafterna, vilka utövas av mäntein pi tegelstommen (10a) di tegelstommen utvidgas av värmen under ugnsdriften, 15 regleras, kännetecknad därav, att den dessutom omfattar en styrenhet som omfattar detekteringsmedel (P^_n) för alstrande av en detekteringssignal, vilken represente-rar värmeutvidgningsgraden i tegelstommen (10a), samt en styrkrets (23a), vilken reagerar för detekteringssignalen 20 för styrande av driften av uppvärmningselementen (19) för uppvärmning av mäntein (14) pk sädant sätt, att värmeut-vidgningen i mäntein sker huvudsakligen synkront med värme-utvidgningen i tegelstommen (10a).
2. Smältugn enligt patentkravet 1, känneteck-25 n a d därav, att styrenheten omfattar första detekteringsmedel (P, P1_n) för alstrande av en första detekteringssignal, vilken representerar värmeutvidgningsgraden i tegelstommen (10a), andra detekteringsmedel (P1, P'^_n) för alstrande av en andra detekteringssignal, vilken representerar värme- 30 utvidgningsgraden i mäntein (14), ett medel (C^_n) som reagerar för den första och den andra detekteringssignalen för alstrande av en styrsignal, vilken representerar skillnaden mellan värmeutvidgningarna i tegelstommen (10a) och mäntein (14), och en styrkrets (23), vilken reagerar för den nämnda 35 styrsignalen för styrande av driften i uppvärmningselementen (19) för värmande av mäntein (14) p& s&dant sätt, att värme-utvidgningen i skalet (14) sker huvudsakligen synkront med värmeutvidgningen i tegelstommen (10a). li
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57040047A JPS6050271B2 (ja) | 1982-03-13 | 1982-03-13 | 剛体構造の溶錬炉における圧縮圧力調整方法 |
| JP4004782 | 1982-03-13 |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| FI830828A0 FI830828A0 (fi) | 1983-03-11 |
| FI830828L FI830828L (fi) | 1983-09-14 |
| FI74538B true FI74538B (fi) | 1987-10-30 |
| FI74538C FI74538C (sv) | 1988-02-08 |
Family
ID=12569996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI830828A FI74538C (sv) | 1982-03-13 | 1983-03-11 | Smältugn med styv struktur. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4469312A (sv) |
| JP (1) | JPS6050271B2 (sv) |
| CA (1) | CA1212542A (sv) |
| DE (1) | DE3309048A1 (sv) |
| FI (1) | FI74538C (sv) |
| SE (1) | SE452056B (sv) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62280433A (ja) * | 1986-05-27 | 1987-12-05 | 松下電器産業株式会社 | 温水洗浄便座用ノズル |
| US6814012B2 (en) * | 2002-10-11 | 2004-11-09 | Hatch Associates Ltd. | Furnace binding and adjustment systems |
| CN110557854A (zh) * | 2018-05-30 | 2019-12-10 | 杜磊 | 一种采用了光电子器件和光电子的铜合金制作设备 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1448194A (en) * | 1921-11-04 | 1923-03-13 | Pittsburgh Seamless Tube Compa | Furnace |
| US3162710A (en) * | 1962-07-24 | 1964-12-22 | Anderson Donald Jay | Induction furnace with removable crucible |
| US3735010A (en) * | 1972-08-23 | 1973-05-22 | Atomic Energy Commission | Skull-melting crucible |
| SE432150B (sv) * | 1976-10-04 | 1984-03-19 | Siderurgie Fse Inst Rech | Apparat for metallurgisk induktionsbehandling av metaller och metalliska eller andra legeringar |
-
1982
- 1982-03-13 JP JP57040047A patent/JPS6050271B2/ja not_active Expired
-
1983
- 1983-02-08 CA CA000421111A patent/CA1212542A/en not_active Expired
- 1983-03-07 US US06/472,991 patent/US4469312A/en not_active Expired - Lifetime
- 1983-03-10 SE SE8301306A patent/SE452056B/sv not_active IP Right Cessation
- 1983-03-11 FI FI830828A patent/FI74538C/sv not_active IP Right Cessation
- 1983-03-14 DE DE19833309048 patent/DE3309048A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3309048C2 (sv) | 1987-09-24 |
| FI74538C (sv) | 1988-02-08 |
| CA1212542A (en) | 1986-10-14 |
| FI830828A0 (fi) | 1983-03-11 |
| FI830828L (fi) | 1983-09-14 |
| JPS58156184A (ja) | 1983-09-17 |
| SE8301306D0 (sv) | 1983-03-10 |
| SE452056B (sv) | 1987-11-09 |
| US4469312A (en) | 1984-09-04 |
| DE3309048A1 (de) | 1983-09-15 |
| JPS6050271B2 (ja) | 1985-11-07 |
| SE8301306L (sv) | 1983-09-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3995665A (en) | Thermal insulation element | |
| US6735983B1 (en) | Optical fiber drawing method and drawing furnace | |
| CN212334992U (zh) | 一种盖板玻璃通道降温段结构 | |
| US20080277921A1 (en) | Method and a Sleeve for Joining Two Components | |
| FI74538B (fi) | Smaeltugn med styv struktur. | |
| JPH0674881B2 (ja) | 加熱炉のための熱放射管システム | |
| US3802833A (en) | Refractory masonry wall bounding a space which receives hot gas | |
| KR101244320B1 (ko) | 온도 측정 장치 및 이를 이용한 온도 측정 방법 | |
| CA1148627A (en) | Truncated triangular insulator with a corresponding-shaped support member | |
| JPS5941485B2 (ja) | 加熱炉におけるスキッドの構造 | |
| US4322205A (en) | Regenerative air heater | |
| US3329414A (en) | Insulated water-cooled furnace supporting structure | |
| US2217384A (en) | Protective system for furnace crowns | |
| US2639363A (en) | Welded joint of dissimilar metals | |
| KR100833000B1 (ko) | 열팽창에 의한 내화물 파손이 방지되는 래들 | |
| CN216712196U (zh) | 一种取向硅钢全氢式高温罩式炉外罩 | |
| CN106323018B (zh) | 一种电磁加热感应炉用炉管温度监测装置 | |
| SU1089134A1 (ru) | Воздухонагреватель доменной печи | |
| Jensen et al. | Preheating collector bars and cathode blocks prior to rodding with cast iron by passing an AC current through the collector bars | |
| CN106086365A (zh) | 大型热风炉拱顶在线更换整体热处理系统 | |
| CN101040160B (zh) | 冶金炉 | |
| RU2021571C1 (ru) | Секция свода электропечи с электродами | |
| SU737372A1 (ru) | Устройство дл моллировани и закалки листового стекла | |
| AU2014334965B2 (en) | Wall lining for a metallurgical furnace | |
| US20190150227A1 (en) | Dental Furnace And Process For Operating A Dental Furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed | ||
| MM | Patent lapsed |
Owner name: MITSUBISHI MATERIALS CORPORATION |