DE3068463D1 - Combustible gas detectors - Google Patents
Combustible gas detectorsInfo
- Publication number
- DE3068463D1 DE3068463D1 DE8080304211T DE3068463T DE3068463D1 DE 3068463 D1 DE3068463 D1 DE 3068463D1 DE 8080304211 T DE8080304211 T DE 8080304211T DE 3068463 T DE3068463 T DE 3068463T DE 3068463 D1 DE3068463 D1 DE 3068463D1
- Authority
- DE
- Germany
- Prior art keywords
- combustible gas
- gas detectors
- detectors
- combustible
- gas
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15232979A JPS5674646A (en) | 1979-11-24 | 1979-11-24 | Combustible gas detecting element |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3068463D1 true DE3068463D1 (de) | 1984-08-09 |
Family
ID=15538141
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8080304211T Expired DE3068463D1 (de) | 1979-11-24 | 1980-11-24 | Combustible gas detectors |
Country Status (4)
Country | Link |
---|---|
US (1) | US4352286A (de) |
EP (1) | EP0030112B1 (de) |
JP (1) | JPS5674646A (de) |
DE (1) | DE3068463D1 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0095313B1 (de) * | 1982-05-17 | 1989-03-22 | Matsushita Electric Industrial Co., Ltd. | Fühler für brennbares Gas und dessen Herstellung |
EP0130785B1 (de) * | 1983-06-27 | 1988-03-02 | Kabushiki Kaisha Toshiba | Gasdetektor |
US4870855A (en) * | 1987-12-22 | 1989-10-03 | Delphian Corporation | Gas sensor protection devices and assemblies |
US6087924A (en) * | 1996-04-18 | 2000-07-11 | Mikuni Corporation | Gas sensors and methods of manufacturing the same |
US6781130B2 (en) * | 1999-12-23 | 2004-08-24 | Geosteering Mining Services, Llc | Geosteering of solid mineral mining machines |
EP1266600A1 (de) * | 2001-06-13 | 2002-12-18 | The Procter & Gamble Company | Bedruckte Feuchttücher |
US20050170150A1 (en) * | 2001-06-13 | 2005-08-04 | The Procter & Gamble Company | Printed wet wipes |
KR100529233B1 (ko) * | 2003-09-06 | 2006-02-24 | 한국전자통신연구원 | 센서 및 그 제조 방법 |
DE102007059652A1 (de) * | 2007-12-10 | 2009-06-18 | Eads Deutschland Gmbh | Gassensor mit einer verbesserten Selektivität |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5039998A (de) * | 1973-08-14 | 1975-04-12 | ||
US3999947A (en) * | 1974-10-11 | 1976-12-28 | Matsushita Electric Industrial Co., Ltd. | Reducing gas sensor and a method of producing the same |
GB1477082A (en) * | 1974-10-15 | 1977-06-22 | Tokyo Shibaura Electric Co | Gas-sensing material |
US4045178A (en) * | 1975-11-08 | 1977-08-30 | Matsushita Electric Industrial Co., Ltd. | Reducing gas sensor |
DE2651160C3 (de) * | 1975-11-08 | 1979-05-31 | Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka (Japan) | Sensor für reduzierende Gase |
JPS5352200A (en) * | 1976-10-22 | 1978-05-12 | Hitachi Ltd | Manufacture of gas sensor material |
LU76937A1 (de) * | 1977-03-11 | 1978-10-18 | ||
DE2821266A1 (de) * | 1978-05-16 | 1979-11-22 | Siemens Ag | Gassensoren |
-
1979
- 1979-11-24 JP JP15232979A patent/JPS5674646A/ja active Granted
-
1980
- 1980-11-19 US US06/208,478 patent/US4352286A/en not_active Expired - Lifetime
- 1980-11-24 DE DE8080304211T patent/DE3068463D1/de not_active Expired
- 1980-11-24 EP EP80304211A patent/EP0030112B1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0030112A1 (de) | 1981-06-10 |
US4352286A (en) | 1982-10-05 |
EP0030112B1 (de) | 1984-07-04 |
JPS5674646A (en) | 1981-06-20 |
JPH02661B2 (de) | 1990-01-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8339 | Ceased/non-payment of the annual fee |