DE1921789C3 - Verfahren zur Herstellung von Rohrfüllungen für elektrische Heizkörper - Google Patents
Verfahren zur Herstellung von Rohrfüllungen für elektrische HeizkörperInfo
- Publication number
- DE1921789C3 DE1921789C3 DE1921789A DE1921789A DE1921789C3 DE 1921789 C3 DE1921789 C3 DE 1921789C3 DE 1921789 A DE1921789 A DE 1921789A DE 1921789 A DE1921789 A DE 1921789A DE 1921789 C3 DE1921789 C3 DE 1921789C3
- Authority
- DE
- Germany
- Prior art keywords
- electrical
- percent
- weight
- magnesium
- magnesia
- 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
Links
- 238000000034 method Methods 0.000 title claims description 7
- 238000004519 manufacturing process Methods 0.000 title claims description 4
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 29
- 239000000395 magnesium oxide Substances 0.000 claims description 19
- 239000000454 talc Substances 0.000 claims description 15
- 229910052623 talc Inorganic materials 0.000 claims description 15
- 239000000654 additive Substances 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 10
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 10
- 239000000391 magnesium silicate Substances 0.000 claims description 9
- 230000000996 additive effect Effects 0.000 claims description 7
- 235000012243 magnesium silicates Nutrition 0.000 claims description 6
- 239000013078 crystal Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 239000011810 insulating material Substances 0.000 claims description 4
- 239000000314 lubricant Substances 0.000 claims description 4
- 238000005245 sintering Methods 0.000 claims description 4
- 230000000052 comparative effect Effects 0.000 claims description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 3
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 claims description 3
- 235000019792 magnesium silicate Nutrition 0.000 claims description 3
- 229910052919 magnesium silicate Inorganic materials 0.000 claims description 3
- 239000011707 mineral Substances 0.000 claims description 3
- 239000012774 insulation material Substances 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims description 2
- 150000002681 magnesium compounds Chemical class 0.000 claims 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims 1
- 101100400378 Mus musculus Marveld2 gene Proteins 0.000 claims 1
- 238000010009 beating Methods 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 238000005485 electric heating Methods 0.000 claims 1
- 239000011777 magnesium Substances 0.000 claims 1
- 229910052749 magnesium Inorganic materials 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 238000007792 addition Methods 0.000 description 16
- 238000005056 compaction Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 229910052634 enstatite Inorganic materials 0.000 description 2
- BBCCCLINBSELLX-UHFFFAOYSA-N magnesium;dihydroxy(oxo)silane Chemical compound [Mg+2].O[Si](O)=O BBCCCLINBSELLX-UHFFFAOYSA-N 0.000 description 2
- 239000010445 mica Substances 0.000 description 2
- 229910052618 mica group Inorganic materials 0.000 description 2
- 238000004870 electrical engineering Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- -1 soapstone Inorganic materials 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
- H01B3/025—Other inorganic material
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Resistance Heating (AREA)
- Inorganic Insulating Materials (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1921789A DE1921789C3 (de) | 1969-04-29 | 1969-04-29 | Verfahren zur Herstellung von Rohrfüllungen für elektrische Heizkörper |
| YU1045/70A YU33924B (en) | 1969-04-29 | 1970-04-22 | Process for the manufacture of a material of an increased electric resistance applicable as a tube filler in electric heating bodies |
| AT381670A AT303215B (de) | 1969-04-29 | 1970-04-27 | Verfahren zur Herstellung von Rohrfüllungen mit erhöhtem elektrischem Widerstand aus gekörntem, erschmolzenem Magnesiumoxyd für elektrische Heizkörper |
| FR7015565A FR2040385A1 (enExample) | 1969-04-29 | 1970-04-28 | |
| GB2045770A GB1303284A (enExample) | 1969-04-29 | 1970-04-28 | |
| US33054A US3621204A (en) | 1969-04-29 | 1970-04-29 | Electrical heating element with fused magnesia insulation |
| CA081447A CA928729A (en) | 1969-04-29 | 1970-04-29 | Process for the production of tube fillings from molten magnesium oxide |
| JP45037141A JPS5125600B1 (enExample) | 1969-04-29 | 1970-04-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1921789A DE1921789C3 (de) | 1969-04-29 | 1969-04-29 | Verfahren zur Herstellung von Rohrfüllungen für elektrische Heizkörper |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE1921789A1 DE1921789A1 (de) | 1970-11-12 |
| DE1921789B2 DE1921789B2 (de) | 1971-10-14 |
| DE1921789C3 true DE1921789C3 (de) | 1975-02-20 |
Family
ID=5732742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1921789A Expired DE1921789C3 (de) | 1969-04-29 | 1969-04-29 | Verfahren zur Herstellung von Rohrfüllungen für elektrische Heizkörper |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3621204A (enExample) |
| JP (1) | JPS5125600B1 (enExample) |
| AT (1) | AT303215B (enExample) |
| CA (1) | CA928729A (enExample) |
| DE (1) | DE1921789C3 (enExample) |
| FR (1) | FR2040385A1 (enExample) |
| GB (1) | GB1303284A (enExample) |
| YU (1) | YU33924B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2525441A1 (de) * | 1975-06-07 | 1976-12-16 | Dynamit Nobel Ag | Verfahren zur herstellung von rohrfuellungen mit hohem elektrischem widerstand aus geschmolzenem magnesiumoxid fuer elektrische rohrheizkoerper |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5227598A (en) * | 1975-08-28 | 1977-03-01 | Hitachi Heating Appliance Co Ltd | Carged material for a heating unit |
| US4245178A (en) * | 1979-02-21 | 1981-01-13 | Westinghouse Electric Corp. | High-frequency electrodeless discharge device energized by compact RF oscillator operating in class E mode |
| US4586020A (en) * | 1981-05-18 | 1986-04-29 | Matsushita Electric Industrial Company, Limited | Sheathed resistance heater |
| US5453599A (en) * | 1994-02-14 | 1995-09-26 | Hoskins Manufacturing Company | Tubular heating element with insulating core |
| US5977519A (en) | 1997-02-28 | 1999-11-02 | Applied Komatsu Technology, Inc. | Heating element with a diamond sealing material |
| EP2008070B1 (en) * | 2006-03-28 | 2018-08-01 | Stoneridge, Inc. | Temperature sensor and method of reducing degradation thereof |
| US8690423B2 (en) | 2010-09-07 | 2014-04-08 | Stoneridge, Inc. | Temperature sensor |
| US20120055651A1 (en) * | 2010-09-08 | 2012-03-08 | Creative Hydronics International | Baseboard Heater Radiator Cover |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE441872A (enExample) * | 1939-07-29 | |||
| BE511468A (enExample) * | 1951-05-21 | |||
| DE1579896A1 (de) * | 1965-10-30 | 1970-08-27 | Groenwoldt Geb Knorr Ute | Leicht montierbares und demontierbares Fussleistenheizungsgehaeuse |
| US3477058A (en) * | 1968-02-01 | 1969-11-04 | Gen Electric | Magnesia insulated heating elements and methods of production |
-
1969
- 1969-04-29 DE DE1921789A patent/DE1921789C3/de not_active Expired
-
1970
- 1970-04-22 YU YU1045/70A patent/YU33924B/xx unknown
- 1970-04-27 AT AT381670A patent/AT303215B/de not_active IP Right Cessation
- 1970-04-28 GB GB2045770A patent/GB1303284A/en not_active Expired
- 1970-04-28 FR FR7015565A patent/FR2040385A1/fr not_active Withdrawn
- 1970-04-29 US US33054A patent/US3621204A/en not_active Expired - Lifetime
- 1970-04-29 CA CA081447A patent/CA928729A/en not_active Expired
- 1970-04-30 JP JP45037141A patent/JPS5125600B1/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2525441A1 (de) * | 1975-06-07 | 1976-12-16 | Dynamit Nobel Ag | Verfahren zur herstellung von rohrfuellungen mit hohem elektrischem widerstand aus geschmolzenem magnesiumoxid fuer elektrische rohrheizkoerper |
Also Published As
| Publication number | Publication date |
|---|---|
| US3621204A (en) | 1971-11-16 |
| DE1921789B2 (de) | 1971-10-14 |
| CA928729A (en) | 1973-06-19 |
| YU104570A (en) | 1977-12-31 |
| FR2040385A1 (enExample) | 1971-01-22 |
| AT303215B (de) | 1972-11-10 |
| JPS5125600B1 (enExample) | 1976-07-31 |
| DE1921789A1 (de) | 1970-11-12 |
| GB1303284A (enExample) | 1973-01-17 |
| YU33924B (en) | 1978-06-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| 8339 | Ceased/non-payment of the annual fee |