NO135158B - - Google Patents
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- Publication number
- NO135158B NO135158B NO1778/72A NO177872A NO135158B NO 135158 B NO135158 B NO 135158B NO 1778/72 A NO1778/72 A NO 1778/72A NO 177872 A NO177872 A NO 177872A NO 135158 B NO135158 B NO 135158B
- Authority
- NO
- Norway
- Prior art keywords
- recesses
- heating
- heating element
- accordance
- temperature
- Prior art date
Links
- 238000010438 heat treatment Methods 0.000 claims description 46
- 229910052845 zircon Inorganic materials 0.000 claims description 12
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 11
- 238000012546 transfer Methods 0.000 claims description 4
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 2
- 230000005496 eutectics Effects 0.000 claims description 2
- 230000003647 oxidation Effects 0.000 claims description 2
- 238000007254 oxidation reaction Methods 0.000 claims description 2
- 230000007423 decrease Effects 0.000 claims 1
- 238000013461 design Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000005923 long-lasting effect Effects 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
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L7/00—Heating or cooling apparatus; Heat insulating devices
- B01L7/54—Heating or cooling apparatus; Heat insulating devices using spatial temperature gradients
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
- H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
- H05B3/14—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
- H05B3/141—Conductive ceramics, e.g. metal oxides, metal carbides, barium titanate, ferrites, zirconia, vitrous compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Health & Medical Sciences (AREA)
- Clinical Laboratory Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Resistance Heating (AREA)
- Surface Heating Bodies (AREA)
- Laminated Bodies (AREA)
- Compositions Of Oxide Ceramics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR717118236A FR2138230B1 (de) | 1971-05-19 | 1971-05-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO135158B true NO135158B (de) | 1976-11-08 |
| NO135158C NO135158C (de) | 1977-02-16 |
Family
ID=9077334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO1778/72A NO135158C (de) | 1971-05-19 | 1972-05-19 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3792233A (de) |
| JP (1) | JPS5438734B1 (de) |
| FR (1) | FR2138230B1 (de) |
| GB (1) | GB1391203A (de) |
| NO (1) | NO135158C (de) |
| SE (1) | SE385428B (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2373206A1 (fr) * | 1976-12-02 | 1978-06-30 | Anvar | Nouvel element chauffant en oxyde refractaire et son procede de fabrication |
| JPS57194479A (en) * | 1981-05-25 | 1982-11-30 | Ngk Insulators Ltd | Heating element |
| FR2587574B1 (fr) * | 1985-09-18 | 1987-10-30 | Commissariat Energie Atomique | Resistor pour le traitement de materiaux |
| US4998008A (en) * | 1989-10-31 | 1991-03-05 | Walther Menhardt | Heating element |
| KR0140505B1 (ko) * | 1991-01-31 | 1998-06-01 | 볼프강 마우스, 지그프리트 나스 | 불균일하게 전기 가열되는 벌집형 본체 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1543714A (en) * | 1923-02-03 | 1925-06-30 | Westinghouse Electric & Mfg Co | Heat-treating furnace |
| US1588641A (en) * | 1923-07-13 | 1926-06-15 | Westinghouse Electric & Mfg Co | Electric heat-treating furnace |
| US1719888A (en) * | 1925-10-10 | 1929-07-09 | Gen Electric | Electric furnace |
| US2358406A (en) * | 1942-04-20 | 1944-09-19 | Lichtgarn Fred | Electrical device |
| US3032635A (en) * | 1960-10-03 | 1962-05-01 | August L Kraft | Heater and utilization system for converting small quantities of fusible solids |
-
1971
- 1971-05-19 FR FR717118236A patent/FR2138230B1/fr not_active Expired
-
1972
- 1972-05-17 US US00254034A patent/US3792233A/en not_active Expired - Lifetime
- 1972-05-18 GB GB2332972A patent/GB1391203A/en not_active Expired
- 1972-05-19 SE SE7206595A patent/SE385428B/xx unknown
- 1972-05-19 NO NO1778/72A patent/NO135158C/no unknown
- 1972-05-19 JP JP4925772A patent/JPS5438734B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2224503B2 (de) | 1976-09-23 |
| US3792233A (en) | 1974-02-12 |
| SE385428B (sv) | 1976-06-28 |
| JPS5438734B1 (de) | 1979-11-22 |
| FR2138230B1 (de) | 1973-05-11 |
| GB1391203A (en) | 1975-04-16 |
| FR2138230A1 (de) | 1973-01-05 |
| NO135158C (de) | 1977-02-16 |
| DE2224503A1 (de) | 1972-12-21 |
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