NL236206A - - Google Patents
Info
- Publication number
- NL236206A NL236206A NL236206DA NL236206A NL 236206 A NL236206 A NL 236206A NL 236206D A NL236206D A NL 236206DA NL 236206 A NL236206 A NL 236206A
- Authority
- NL
- Netherlands
Links
Classifications
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- 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—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor
- H05B3/18—Heater 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
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- B01J35/58—
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- 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
- G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
- G01N27/16—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by burning or catalytic oxidation of surrounding material to be tested, e.g. of gas
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- 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
- G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
- G01N27/18—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by changes in the thermal conductivity of a surrounding material to be tested
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
- H01B3/10—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances metallic oxides
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)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB5224/58A GB892530A (en) | 1958-02-18 | 1958-02-18 | Improvements in or relating to electrically heatable filaments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL236206A true NL236206A (de) |
Family
ID=9792033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL236206D NL236206A (de) | 1958-02-18 |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR1224297A (de) |
| GB (1) | GB892530A (de) |
| NL (1) | NL236206A (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1461891A (en) | 1974-06-05 | 1977-01-19 | Nat Res Dev | Detection of carbon monoxide |
| DE2740158A1 (de) * | 1977-09-02 | 1979-03-15 | Auergesellschaft Gmbh | Katalytisch inaktives gasspuerelement und verfahren zu dessen herstellung |
| CA1164944A (en) | 1980-01-02 | 1984-04-03 | International Gas Detectors Limited | Gas sensor elements and methods of manufacturing them |
| DE3122662A1 (de) * | 1980-06-11 | 1982-04-01 | Mine Safety Appliances Co. Ltd., Reading, Berkshire | Elektrisch heizbares element und verfahren zu seiner herstellung |
| GB2083630B (en) * | 1980-09-05 | 1984-01-18 | Nat Res Dev | Catalytic combustible gas sensors |
| GB2121180B (en) * | 1982-05-01 | 1985-07-17 | English Electric Valve Co Ltd | Catalytic combustible-gas detectors |
| GB2129134B (en) * | 1982-10-13 | 1985-11-20 | English Electric Valve Co Ltd | Catalytic combustible-gas detectors |
| US20150377813A1 (en) * | 2014-06-30 | 2015-12-31 | Stmicroelectronics S.R.L. | Semiconductor gas sensor device and manufacturing method thereof |
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0
- NL NL236206D patent/NL236206A/xx unknown
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1958
- 1958-02-18 GB GB5224/58A patent/GB892530A/en not_active Expired
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1959
- 1959-02-16 FR FR786861A patent/FR1224297A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1224297A (fr) | 1960-06-23 |
| GB892530A (en) | 1962-03-28 |