DE3901545C2 - - Google Patents
Info
- Publication number
- DE3901545C2 DE3901545C2 DE3901545A DE3901545A DE3901545C2 DE 3901545 C2 DE3901545 C2 DE 3901545C2 DE 3901545 A DE3901545 A DE 3901545A DE 3901545 A DE3901545 A DE 3901545A DE 3901545 C2 DE3901545 C2 DE 3901545C2
- Authority
- DE
- Germany
- Prior art keywords
- substrate
- aluminum nitride
- thick
- heating element
- printed
- 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 - Lifetime
Links
- 238000010438 heat treatment Methods 0.000 claims description 73
- 239000000758 substrate Substances 0.000 claims description 71
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 claims description 39
- 239000004020 conductor Substances 0.000 claims description 27
- 150000002500 ions Chemical class 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 13
- 239000007789 gas Substances 0.000 claims description 11
- 238000005516 engineering process Methods 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 9
- 239000002019 doping agent Substances 0.000 claims description 8
- 229910052710 silicon Inorganic materials 0.000 claims description 7
- 239000010703 silicon Substances 0.000 claims description 7
- 238000005245 sintering Methods 0.000 claims description 7
- 238000007639 printing Methods 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000011888 foil Substances 0.000 claims description 4
- -1 silicon ions Chemical class 0.000 claims description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 229910052796 boron Inorganic materials 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- LBZRRXXISSKCHV-UHFFFAOYSA-N [B].[O] Chemical compound [B].[O] LBZRRXXISSKCHV-UHFFFAOYSA-N 0.000 claims 1
- 239000000919 ceramic Substances 0.000 description 18
- 229910017083 AlN Inorganic materials 0.000 description 13
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 description 13
- 239000000843 powder Substances 0.000 description 9
- 229910052581 Si3N4 Inorganic materials 0.000 description 8
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 8
- WVDDGKGOMKODPV-UHFFFAOYSA-N Benzyl alcohol Chemical compound OCC1=CC=CC=C1 WVDDGKGOMKODPV-UHFFFAOYSA-N 0.000 description 6
- 229910020968 MoSi2 Inorganic materials 0.000 description 6
- YXTPWUNVHCYOSP-UHFFFAOYSA-N bis($l^{2}-silanylidene)molybdenum Chemical compound [Si]=[Mo]=[Si] YXTPWUNVHCYOSP-UHFFFAOYSA-N 0.000 description 6
- 229910021343 molybdenum disilicide Inorganic materials 0.000 description 6
- 239000010410 layer Substances 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 4
- 229910052721 tungsten Inorganic materials 0.000 description 4
- 239000010937 tungsten Substances 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- 229910010293 ceramic material Inorganic materials 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- WUOACPNHFRMFPN-VIFPVBQESA-N (R)-(+)-alpha-terpineol Chemical compound CC1=CC[C@H](C(C)(C)O)CC1 WUOACPNHFRMFPN-VIFPVBQESA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 239000001856 Ethyl cellulose Substances 0.000 description 2
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical group [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 235000010210 aluminium Nutrition 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 235000019445 benzyl alcohol Nutrition 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 229920001249 ethyl cellulose Polymers 0.000 description 2
- 235000019325 ethyl cellulose Nutrition 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000007650 screen-printing Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229910015320 MoMn Inorganic materials 0.000 description 1
- PCEXQRKSUSSDFT-UHFFFAOYSA-N [Mn].[Mo] Chemical compound [Mn].[Mo] PCEXQRKSUSSDFT-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000007649 pad printing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/58—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
- C04B35/581—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on aluminium nitride
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/22—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant
- B60H1/2215—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant the heat being derived from electric heaters
- B60H1/2227—Electric heaters incorporated in vehicle trim components, e.g. panels or linings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23Q—IGNITION; EXTINGUISHING-DEVICES
- F23Q7/00—Incandescent ignition; Igniters using electrically-produced heat, e.g. lighters for cigarettes; Electrically-heated glowing plugs
- F23Q7/001—Glowing plugs for internal-combustion engines
-
- 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
- H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
- H05B3/22—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible
- H05B3/28—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor embedded in insulating material
- H05B3/283—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor embedded in insulating material the insulating material being an inorganic material, e.g. ceramic
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
- C04B2235/428—Silicon
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/95—Products characterised by their size, e.g. microceramics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23Q—IGNITION; EXTINGUISHING-DEVICES
- F23Q7/00—Incandescent ignition; Igniters using electrically-produced heat, e.g. lighters for cigarettes; Electrically-heated glowing plugs
- F23Q7/001—Glowing plugs for internal-combustion engines
- F23Q2007/004—Manufacturing or assembling methods
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Inorganic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Resistance Heating (AREA)
- Ceramic Products (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3901545A DE3901545A1 (de) | 1989-01-20 | 1989-01-20 | Hochtemperatur-heizelement sowie verfahren zu seiner herstellung |
| IT01907590A IT1237957B (it) | 1989-01-20 | 1990-01-16 | Elemento riscaldante ad alta temperatura nonche' procedimento per la sua produzione |
| JP2008560A JP2792981B2 (ja) | 1989-01-20 | 1990-01-19 | 高温発熱体およびその製造方法 |
| FR9000684A FR2642116A1 (fr) | 1989-01-20 | 1990-01-22 | Element chauffant a haute temperature notamment pour le demarrage de moteur diesel et procede pour sa fabrication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3901545A DE3901545A1 (de) | 1989-01-20 | 1989-01-20 | Hochtemperatur-heizelement sowie verfahren zu seiner herstellung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3901545A1 DE3901545A1 (de) | 1990-08-02 |
| DE3901545C2 true DE3901545C2 (US07652168-20100126-C00068.png) | 1991-04-18 |
Family
ID=6372427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3901545A Granted DE3901545A1 (de) | 1989-01-20 | 1989-01-20 | Hochtemperatur-heizelement sowie verfahren zu seiner herstellung |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2792981B2 (US07652168-20100126-C00068.png) |
| DE (1) | DE3901545A1 (US07652168-20100126-C00068.png) |
| FR (1) | FR2642116A1 (US07652168-20100126-C00068.png) |
| IT (1) | IT1237957B (US07652168-20100126-C00068.png) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4444685A1 (de) * | 1994-12-15 | 1996-06-20 | Behr Thomson Dehnstoffregler | Thermostatisches Arbeitselement mit einem elektrischen Widerstandsheizelement |
| DE19731395A1 (de) * | 1997-07-22 | 1999-01-28 | Ceramtec Ag | Aufheizbecher für Feststoffe und Flüssigkeiten |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5264681A (en) * | 1991-02-14 | 1993-11-23 | Ngk Spark Plug Co., Ltd. | Ceramic heater |
| DE4325606A1 (de) * | 1993-07-30 | 1995-02-09 | Bach Wolfdietrich | Keramisches Heizelement sowie Verfahren zur Herstellung eines solchen Heizelements |
| DE4338539A1 (de) * | 1993-11-11 | 1995-05-18 | Hoechst Ceram Tec Ag | Verfahren zum Herstellen von keramischen Heizelementen |
| DE19842148C2 (de) | 1998-09-15 | 2002-02-07 | Beru Ag | Ionenstrom-Meßglühkerze für Brennkraftmaschinen und Anordnung zum Glühen und/oder Ionenstrommessen mit einer derartigen Glühkerze |
| DE10052948A1 (de) * | 2000-10-25 | 2002-05-08 | Dittrich Elektronic Gmbh & Co | Heizelement |
| DE202011004910U1 (de) * | 2011-04-06 | 2012-07-09 | Brandt Kantentechnik Gmbh | Haftmittelzufuhrvorrichtung |
| KR20120119074A (ko) * | 2011-04-20 | 2012-10-30 | (주)피엔유에코에너지 | 온도 자가조절형 면상발열체를 적용한 스팀발생기용 히터 및 그 제조방법 |
| CN102635479B (zh) * | 2012-04-23 | 2014-06-04 | 常州联德电子有限公司 | 车用氮化硅陶瓷预热塞的制备方法 |
| CN108530021A (zh) * | 2018-04-16 | 2018-09-14 | 广东金意陶陶瓷集团有限公司 | 一种高导热的电热瓷砖及制作方法 |
| AT16524U1 (de) * | 2018-06-04 | 2019-12-15 | Epcos Ag | Heizelement |
| DE102020203166A1 (de) | 2020-03-12 | 2021-09-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung eingetragener Verein | Sensoraufbau zur Bestimmung hoher Temperaturen und Verfahren zur Herstellung des Sensoraufbaus |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4035613A (en) * | 1976-01-08 | 1977-07-12 | Kyoto Ceramic Co., Ltd. | Cylindrical ceramic heating device |
| JPS5952324B2 (ja) * | 1978-02-15 | 1984-12-19 | 日本特殊陶業株式会社 | グロ−プラグ用セラミツクヒ−タ− |
| JPS55126989A (en) * | 1979-03-24 | 1980-10-01 | Kyoto Ceramic | Ceramic heater |
| DE3307109A1 (de) * | 1982-08-14 | 1984-03-15 | Robert Bosch Gmbh, 7000 Stuttgart | Einrichtung zum einspritzen von kraftstoff in brennraeume von insbesondere selbstzuendenen brennkraftmaschinen |
| JPS5960126A (ja) * | 1982-09-29 | 1984-04-06 | Toshiba Corp | グロ−プラグ |
| DE3335144A1 (de) * | 1982-09-30 | 1984-04-05 | Isuzu Motors Ltd., Tokyo | Einlassbrenner |
| US4499366A (en) * | 1982-11-25 | 1985-02-12 | Nippondenso Co., Ltd. | Ceramic heater device |
| JPS6029518A (ja) * | 1983-07-27 | 1985-02-14 | Hitachi Ltd | グロ−プラグ用ヒ−タ |
| JPS60216484A (ja) * | 1984-04-09 | 1985-10-29 | 株式会社日本自動車部品総合研究所 | セラミツクヒ−タ |
| DE3608326A1 (de) * | 1986-03-13 | 1987-09-17 | Kempten Elektroschmelz Gmbh | Praktisch porenfreie formkoerper aus polykristallinem aluminiumnitrid und verfahren zu ihrer herstellung ohne mitverwendung von sinterhilfsmitteln |
| JPS61235613A (ja) * | 1986-03-20 | 1986-10-20 | Kyocera Corp | グロープラグ |
-
1989
- 1989-01-20 DE DE3901545A patent/DE3901545A1/de active Granted
-
1990
- 1990-01-16 IT IT01907590A patent/IT1237957B/it active IP Right Grant
- 1990-01-19 JP JP2008560A patent/JP2792981B2/ja not_active Expired - Fee Related
- 1990-01-22 FR FR9000684A patent/FR2642116A1/fr active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4444685A1 (de) * | 1994-12-15 | 1996-06-20 | Behr Thomson Dehnstoffregler | Thermostatisches Arbeitselement mit einem elektrischen Widerstandsheizelement |
| DE19731395A1 (de) * | 1997-07-22 | 1999-01-28 | Ceramtec Ag | Aufheizbecher für Feststoffe und Flüssigkeiten |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03196484A (ja) | 1991-08-27 |
| FR2642116A1 (fr) | 1990-07-27 |
| DE3901545A1 (de) | 1990-08-02 |
| JP2792981B2 (ja) | 1998-09-03 |
| FR2642116B1 (US07652168-20100126-C00068.png) | 1995-02-10 |
| IT1237957B (it) | 1993-06-19 |
| IT9019075A0 (it) | 1990-01-16 |
| IT9019075A1 (it) | 1990-07-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3901545C2 (US07652168-20100126-C00068.png) | ||
| DE3918964C2 (de) | Elektrisches, keramisches Heizelement | |
| DE4440005C2 (de) | Siliziumnitridkeramikheizer und Verfahren zu seiner Herstellung | |
| DE69312235T2 (de) | Keramische Heizkörper für Glühkerze mit angepassten Wärmeausdehnungszahlen | |
| DE4204288C2 (de) | Elektrische Heizvorrichtung | |
| DE3734274A1 (de) | Elektrisch isolierender, keramischer, gesinterter koerper | |
| DE69400394T2 (de) | Zündkerze mit Heizvorrichtung | |
| DE60103324T2 (de) | Keramischer Heizer und Verfahren zu dessen Herstellung | |
| DE3110580C2 (de) | Wärmedruckkopf und Verfahren zu seiner Herstellung | |
| DE69906804T2 (de) | Keramischer zünder mit hoher oxidationsbeständigheit und verfahren zur herstellung desselben | |
| DE3340359A1 (de) | Verfahren zur herstellung eines keramischen heizkoerpers und keramische gluehkerze | |
| DE3817843A1 (de) | Gluehkerze fuer dieselmotoren | |
| DE3843863C2 (US07652168-20100126-C00068.png) | ||
| DE10255859B4 (de) | Verfahren zur Herstellung einer Glühkerze | |
| WO1991001561A1 (de) | Temperatursensor und verfahren zu seiner herstellung | |
| DE68917966T2 (de) | Elektrisch leitfähiger Keramikwerkstoff. | |
| EP1125086A1 (de) | Keramische glühstiftkerze | |
| DE3606403A1 (de) | Keramische heizvorrichtung | |
| EP1214551B2 (de) | Keramische glühstiftkerze | |
| EP1235760B1 (de) | Siliziumcarbid-element | |
| DE2310148C3 (de) | Verfahren zur Herstellung eines elektrischen Widerstandselementes | |
| DE60111915T2 (de) | Sinterwerkstoff aus Siliciumnitrid und Verfahren zu dessen Herstellung | |
| DE19808919C2 (de) | Keramischer Glühkerzenheizkörper | |
| DE2501894A1 (de) | Elektrisches widerstandselement und verfahren zu seiner herstellung | |
| DE19908764C2 (de) | Keramikheizeinsätze oder Keramikglühkerzen und Verfahren zu ihrer Herstellung |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8320 | Willingness to grant licences declared (paragraph 23) | ||
| 8339 | Ceased/non-payment of the annual fee |