FR2335841B1 - - Google Patents
Info
- Publication number
- FR2335841B1 FR2335841B1 FR7637992A FR7637992A FR2335841B1 FR 2335841 B1 FR2335841 B1 FR 2335841B1 FR 7637992 A FR7637992 A FR 7637992A FR 7637992 A FR7637992 A FR 7637992A FR 2335841 B1 FR2335841 B1 FR 2335841B1
- Authority
- FR
- France
- 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)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15143975A JPS5274392A (en) | 1975-12-17 | 1975-12-17 | Reductive gas detector |
| JP5585476A JPS52138997A (en) | 1976-05-14 | 1976-05-14 | Detector of reducing gas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2335841A1 FR2335841A1 (fr) | 1977-07-15 |
| FR2335841B1 true FR2335841B1 (US20090192370A1-20090730-C00001.png) | 1980-04-25 |
Family
ID=26396750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7637992A Granted FR2335841A1 (fr) | 1975-12-17 | 1976-12-16 | Detecteur de gaz reducteur et son procede de fabrication |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE2656895A1 (US20090192370A1-20090730-C00001.png) |
| FR (1) | FR2335841A1 (US20090192370A1-20090730-C00001.png) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3032476A1 (de) * | 1980-08-28 | 1982-04-01 | Siemens AG, 1000 Berlin und 8000 München | Selektiver duennschicht-gassensor hoher empfindlichkeit und stabilitaet zum nachweis und zur messung von gasfoermigen kohlenwasserstoff-verunreinigungen in der luft auf der basis von wolframoxid (wo(pfeil abwaerts)x(pfeil abwaerts))-halbleitern, sowie ein verfahren zu seiner herstellung |
| GB2111215A (en) * | 1981-10-31 | 1983-06-29 | Alastair Sibbald | Electrochemical sensor assembly |
-
1976
- 1976-12-13 DE DE19762656895 patent/DE2656895A1/de active Pending
- 1976-12-16 FR FR7637992A patent/FR2335841A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2656895A1 (de) | 1977-06-30 |
| FR2335841A1 (fr) | 1977-07-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |