DE2130373A1 - Einbettmasse fuer elektrische Heizspiralen - Google Patents
Einbettmasse fuer elektrische HeizspiralenInfo
- Publication number
- DE2130373A1 DE2130373A1 DE19712130373 DE2130373A DE2130373A1 DE 2130373 A1 DE2130373 A1 DE 2130373A1 DE 19712130373 DE19712130373 DE 19712130373 DE 2130373 A DE2130373 A DE 2130373A DE 2130373 A1 DE2130373 A1 DE 2130373A1
- Authority
- DE
- Germany
- Prior art keywords
- heating coils
- kaolin
- boric acid
- electric heating
- investment
- 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.)
- Pending
Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 10
- 238000005485 electric heating Methods 0.000 title abstract description 3
- 239000010453 quartz Substances 0.000 title description 2
- 239000000463 material Substances 0.000 claims abstract description 18
- 239000005995 Aluminium silicate Substances 0.000 claims abstract description 10
- 235000012211 aluminium silicate Nutrition 0.000 claims abstract description 10
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000004327 boric acid Substances 0.000 claims abstract description 10
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000006004 Quartz sand Substances 0.000 claims abstract description 8
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000011230 binding agent Substances 0.000 claims abstract description 4
- 239000004927 clay Substances 0.000 claims abstract description 3
- 239000000126 substance Substances 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000000395 magnesium oxide Substances 0.000 claims description 4
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 4
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 2
- 239000000203 mixture Substances 0.000 abstract description 7
- 235000011007 phosphoric acid Nutrition 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 238000010292 electrical insulation Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 229910017344 Fe2 O3 Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- YWEUIGNSBFLMFL-UHFFFAOYSA-N diphosphonate Chemical compound O=P(=O)OP(=O)=O YWEUIGNSBFLMFL-UHFFFAOYSA-N 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- DLYUQMMRRRQYAE-UHFFFAOYSA-N phosphorus pentoxide Inorganic materials O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 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
- H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
- H05B3/18—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being embedded in an insulating material
Landscapes
- Resistance Heating (AREA)
- General Induction Heating (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD14844270 | 1970-06-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2130373A1 true DE2130373A1 (de) | 1972-01-05 |
Family
ID=5482665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712130373 Pending DE2130373A1 (de) | 1970-06-29 | 1971-06-18 | Einbettmasse fuer elektrische Heizspiralen |
Country Status (3)
| Country | Link |
|---|---|
| BG (1) | BG19604A3 (enrdf_load_stackoverflow) |
| DE (1) | DE2130373A1 (enrdf_load_stackoverflow) |
| RO (1) | RO57797A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0035254A1 (de) * | 1980-02-29 | 1981-09-09 | Elpag Ag Chur | Elektrische Heizeinrichtung für Herde oder Kochplatten |
| DE3440006A1 (de) * | 1984-11-02 | 1986-05-07 | Buderus Ag, 6330 Wetzlar | Heizungskessel |
-
1971
- 1971-03-04 RO RO6614371A patent/RO57797A/ro unknown
- 1971-06-18 DE DE19712130373 patent/DE2130373A1/de active Pending
- 1971-06-28 BG BG017928A patent/BG19604A3/xx unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0035254A1 (de) * | 1980-02-29 | 1981-09-09 | Elpag Ag Chur | Elektrische Heizeinrichtung für Herde oder Kochplatten |
| US4357523A (en) | 1980-02-29 | 1982-11-02 | Ingo Bleckmann | Electrical heating means for cookers or hot plates |
| DE3440006A1 (de) * | 1984-11-02 | 1986-05-07 | Buderus Ag, 6330 Wetzlar | Heizungskessel |
Also Published As
| Publication number | Publication date |
|---|---|
| RO57797A (enrdf_load_stackoverflow) | 1975-02-15 |
| BG19604A3 (bg) | 1975-06-25 |
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