CH676525A5 - - Google Patents
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- Publication number
- CH676525A5 CH676525A5 CH2876/88A CH287688A CH676525A5 CH 676525 A5 CH676525 A5 CH 676525A5 CH 2876/88 A CH2876/88 A CH 2876/88A CH 287688 A CH287688 A CH 287688A CH 676525 A5 CH676525 A5 CH 676525A5
- Authority
- CH
- Switzerland
- Prior art keywords
- cermet
- composition
- sintering
- carried out
- particles
- Prior art date
Links
- 239000000203 mixture Substances 0.000 claims description 63
- 239000011195 cermet Substances 0.000 claims description 34
- 229910052751 metal Inorganic materials 0.000 claims description 20
- 239000002184 metal Substances 0.000 claims description 20
- 238000005245 sintering Methods 0.000 claims description 20
- 239000000919 ceramic Substances 0.000 claims description 17
- 238000009472 formulation Methods 0.000 claims description 16
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 11
- 230000003647 oxidation Effects 0.000 claims description 10
- 238000007254 oxidation reaction Methods 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 239000001301 oxygen Substances 0.000 claims description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 9
- 230000007797 corrosion Effects 0.000 claims description 8
- 238000005260 corrosion Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 239000013528 metallic particle Substances 0.000 claims description 7
- 238000000465 moulding Methods 0.000 claims description 7
- 230000003628 erosive effect Effects 0.000 claims description 6
- 239000007800 oxidant agent Substances 0.000 claims description 6
- 239000012298 atmosphere Substances 0.000 claims description 5
- 239000002923 metal particle Substances 0.000 claims description 4
- 150000002739 metals Chemical class 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 230000001590 oxidative effect Effects 0.000 claims description 4
- 239000000654 additive Substances 0.000 claims description 3
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 claims description 3
- 238000007598 dipping method Methods 0.000 claims description 3
- 229910052863 mullite Inorganic materials 0.000 claims description 3
- 239000002243 precursor Substances 0.000 claims description 3
- 150000004760 silicates Chemical class 0.000 claims 1
- 239000000843 powder Substances 0.000 description 10
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 9
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- 239000011651 chromium Substances 0.000 description 6
- 239000002904 solvent Substances 0.000 description 6
- -1 TÌO2 Inorganic materials 0.000 description 5
- 229910052804 chromium Inorganic materials 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 239000011230 binding agent Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 229910010271 silicon carbide Inorganic materials 0.000 description 4
- 229910000990 Ni alloy Inorganic materials 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 3
- 239000002270 dispersing agent Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000004615 ingredient Substances 0.000 description 3
- 239000012212 insulator Substances 0.000 description 3
- 229910052750 molybdenum Inorganic materials 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- 238000010301 surface-oxidation reaction Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- DSSYKIVIOFKYAU-XCBNKYQSSA-N (R)-camphor Chemical compound C1C[C@@]2(C)C(=O)C[C@@H]1C2(C)C DSSYKIVIOFKYAU-XCBNKYQSSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 241000723346 Cinnamomum camphora Species 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 229960000846 camphor Drugs 0.000 description 2
- 229930008380 camphor Natural products 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 235000021323 fish oil Nutrition 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 229910003033 (La, Sr)(Cr, Mn)O3 Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N EtOH Substances CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical group ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000013068 control sample Substances 0.000 description 1
- 238000004320 controlled atmosphere Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- SOCTUWSJJQCPFX-UHFFFAOYSA-N dichromate(2-) Chemical compound [O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O SOCTUWSJJQCPFX-UHFFFAOYSA-N 0.000 description 1
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910000000 metal hydroxide Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 150000003891 oxalate salts Chemical class 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/12—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on oxides
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T13/00—Sparking plugs
- H01T13/20—Sparking plugs characterised by features of the electrodes or insulation
- H01T13/39—Selection of materials for electrodes
-
- 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)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- General Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Combustion & Propulsion (AREA)
- Organic Chemistry (AREA)
- Powder Metallurgy (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Spark Plugs (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Non-Adjustable Resistors (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Resistance Heating (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH2876/88A CH676525A5 (enrdf_load_stackoverflow) | 1988-07-28 | 1988-07-28 | |
| EP89810563A EP0353196B1 (en) | 1988-07-28 | 1989-07-24 | Electroconductive cermet compositions for ignition and heating appliances |
| DE89810563T DE68906610T2 (de) | 1988-07-28 | 1989-07-24 | Zusammensetzungen von elektroleitendem Cermet für Zündungs- und Heizungsanordnungen. |
| KR1019890010514A KR920000219B1 (ko) | 1988-07-28 | 1989-07-25 | 점화 및 가열기구용 도전성 세르메트조성물 및 그의 제조방법 |
| ZA895656A ZA895656B (en) | 1988-07-28 | 1989-07-25 | Electroconductive cermet compositions for ignition and heating appliances |
| JP1191573A JPH02250938A (ja) | 1988-07-28 | 1989-07-26 | 耐食性および耐エロージョン性の優れた導電性サーメット組成物およびその製造方法およびそれを用いた点火プラグまたはグロープラグの製造方法 |
| AU38991/89A AU603737B2 (en) | 1988-07-28 | 1989-07-26 | Cermet plug |
| AR89314519A AR241806A1 (es) | 1988-07-28 | 1989-07-27 | Composicion de cermet electroconductiva que tiene una mejorada resistencia a la corrosion y/o erosion y metodo para prepararla. |
| MX016946A MX170365B (es) | 1988-07-28 | 1989-07-27 | Composiciones de cermet electroconductivas para aparatos de encendido y calentamiento |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH2876/88A CH676525A5 (enrdf_load_stackoverflow) | 1988-07-28 | 1988-07-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH676525A5 true CH676525A5 (enrdf_load_stackoverflow) | 1991-01-31 |
Family
ID=4243560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH2876/88A CH676525A5 (enrdf_load_stackoverflow) | 1988-07-28 | 1988-07-28 |
Country Status (9)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19900698A1 (de) * | 1999-01-04 | 2000-07-06 | Gabor Keresztury | Ballonkatheter |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07109783B2 (ja) * | 1989-05-29 | 1995-11-22 | 日本特殊陶業株式会社 | 内燃機関用スパークプラグ |
| DE19756988C1 (de) * | 1997-12-20 | 1999-09-02 | Daimler Benz Ag | Elektrisch beheizbare Glühkerze oder Glühstab für Verbrennungsmotoren |
| US6582629B1 (en) * | 1999-12-20 | 2003-06-24 | Saint-Gobain Ceramics And Plastics, Inc. | Compositions for ceramic igniters |
| DE10031893A1 (de) | 2000-06-30 | 2002-01-10 | Bosch Gmbh Robert | Glühstiftkerze mit Ionenstromsensor sowie Verfahren zum Betreiben einer derartigen Glühstiftkerze |
| DE10104121C2 (de) | 2001-01-29 | 2003-03-06 | Bosch Gmbh Robert | Verfahren zur Herstellung eines Startelementes |
| DE10348778B3 (de) * | 2003-10-21 | 2005-07-07 | Robert Bosch Gmbh | Elektrode für eine Zündkerze und Verfahren zum Herstellen einer Elektrode |
| US6971258B2 (en) * | 2003-12-31 | 2005-12-06 | Honeywell International Inc. | Particulate matter sensor |
| US7275415B2 (en) | 2003-12-31 | 2007-10-02 | Honeywell International Inc. | Particulate-based flow sensor |
| DE102005043415A1 (de) * | 2005-09-13 | 2007-03-15 | Robert Bosch Gmbh | Glühstiftkerze |
| US7765792B2 (en) | 2005-10-21 | 2010-08-03 | Honeywell International Inc. | System for particulate matter sensor signal processing |
| US7572480B2 (en) * | 2006-10-19 | 2009-08-11 | Federal-Mogul World Wide, Inc. | Method of fabricating a multilayer ceramic heating element |
| JP5650179B2 (ja) * | 2012-10-02 | 2015-01-07 | 日本特殊陶業株式会社 | スパークプラグ |
| EP3358686A1 (de) * | 2017-02-01 | 2018-08-08 | Kistler Holding AG | Zuendkerze und verfahren zu deren fertigung |
| CN116477953A (zh) * | 2023-05-15 | 2023-07-25 | 西安交通大学 | 一种SiC半导体点火材料、制备方法及应用 |
| WO2025029947A1 (en) * | 2023-08-01 | 2025-02-06 | Electrified Thermal Solutions, Inc. | Chromium electrodes to deliver electric power to oxide brick circuits |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3038649A1 (de) * | 1979-10-13 | 1981-04-23 | Ngk Spark Plug Co., Ltd., Nagoya, Aichi | Zuendkerze und verfahren zu ihrer herstellung |
| JPS5712221A (en) * | 1980-06-25 | 1982-01-22 | Hitachi Ltd | Glow plug for diesel engine |
| EP0171153A1 (en) * | 1984-07-09 | 1986-02-12 | General Motors Corporation | Spark plug |
| US4659960A (en) * | 1984-05-09 | 1987-04-21 | Ngk Spark Plug Co., Ltd. | Electrode structure for a spark plug |
-
1988
- 1988-07-28 CH CH2876/88A patent/CH676525A5/fr not_active IP Right Cessation
-
1989
- 1989-07-24 DE DE89810563T patent/DE68906610T2/de not_active Expired - Fee Related
- 1989-07-24 EP EP89810563A patent/EP0353196B1/en not_active Expired - Lifetime
- 1989-07-25 KR KR1019890010514A patent/KR920000219B1/ko not_active Expired
- 1989-07-25 ZA ZA895656A patent/ZA895656B/xx unknown
- 1989-07-26 JP JP1191573A patent/JPH02250938A/ja active Pending
- 1989-07-26 AU AU38991/89A patent/AU603737B2/en not_active Ceased
- 1989-07-27 AR AR89314519A patent/AR241806A1/es active
- 1989-07-27 MX MX016946A patent/MX170365B/es unknown
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3038649A1 (de) * | 1979-10-13 | 1981-04-23 | Ngk Spark Plug Co., Ltd., Nagoya, Aichi | Zuendkerze und verfahren zu ihrer herstellung |
| JPS5712221A (en) * | 1980-06-25 | 1982-01-22 | Hitachi Ltd | Glow plug for diesel engine |
| US4659960A (en) * | 1984-05-09 | 1987-04-21 | Ngk Spark Plug Co., Ltd. | Electrode structure for a spark plug |
| EP0171153A1 (en) * | 1984-07-09 | 1986-02-12 | General Motors Corporation | Spark plug |
Non-Patent Citations (1)
| Title |
|---|
| Patent Abstracts of Japan vol. 6, no. 74 (M-127)(952) 11 mai 1982; & JP-A-57 012221 (HITACHI SEISAKUSHO K.K.) 22 janvier 1982 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19900698A1 (de) * | 1999-01-04 | 2000-07-06 | Gabor Keresztury | Ballonkatheter |
Also Published As
| Publication number | Publication date |
|---|---|
| AU603737B2 (en) | 1990-11-22 |
| DE68906610D1 (de) | 1993-06-24 |
| EP0353196B1 (en) | 1993-05-19 |
| EP0353196A1 (en) | 1990-01-31 |
| JPH02250938A (ja) | 1990-10-08 |
| KR920000219B1 (ko) | 1992-01-10 |
| ZA895656B (en) | 1990-07-25 |
| DE68906610T2 (de) | 1993-11-25 |
| AU3899189A (en) | 1990-05-03 |
| AR241806A1 (es) | 1992-12-30 |
| KR900002344A (ko) | 1990-02-28 |
| MX170365B (es) | 1993-08-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUE | Assignment |
Owner name: CHAMPION SPARK PLUG EUROPE S.A. |
|
| PL | Patent ceased |