NO126710B - - Google Patents
Download PDFInfo
- Publication number
- NO126710B NO126710B NO203072A NO203072A NO126710B NO 126710 B NO126710 B NO 126710B NO 203072 A NO203072 A NO 203072A NO 203072 A NO203072 A NO 203072A NO 126710 B NO126710 B NO 126710B
- Authority
- NO
- Norway
- Prior art keywords
- pyramids
- metal jacket
- heating element
- pipe
- goes
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 2
- 239000004020 conductor Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000004049 embossing Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229940125898 compound 5 Drugs 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011810 insulating material 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
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- 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
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/42—Heating elements having the shape of rods or tubes non-flexible
- H05B3/48—Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material
- H05B3/50—Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material heating conductor arranged in metal tubes, the radiating surface having heat-conducting fins
Landscapes
- Resistance Heating (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712130190 DE2130190C2 (de) | 1971-06-18 | 1971-06-18 | Elektrischer Strahlungs-Rohrheizkörper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO126710B true NO126710B (enExample) | 1973-03-12 |
Family
ID=5811086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO203072A NO126710B (enExample) | 1971-06-18 | 1972-06-08 |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE2130190C2 (enExample) |
| FR (1) | FR2141790B3 (enExample) |
| IT (1) | IT958801B (enExample) |
| NO (1) | NO126710B (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008004781A1 (de) * | 2008-01-17 | 2009-07-23 | Ziemek Cable Technology Gmbh | Temperaturbeständige elektrische Leitung |
-
1971
- 1971-06-18 DE DE19712130190 patent/DE2130190C2/de not_active Expired
-
1972
- 1972-05-05 IT IT6840272A patent/IT958801B/it active
- 1972-06-07 FR FR7220498A patent/FR2141790B3/fr not_active Expired
- 1972-06-08 NO NO203072A patent/NO126710B/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2141790B3 (enExample) | 1975-08-08 |
| FR2141790A1 (enExample) | 1973-01-26 |
| DE2130190A1 (enExample) | 1972-08-17 |
| DE2130190B2 (de) | 1972-08-17 |
| DE2130190C2 (de) | 1973-10-18 |
| IT958801B (it) | 1973-10-30 |
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