CH204659A - Vorrichtung zur selbsttätigen Feststellung und Fernmeldung der Anwesenheit brennbarer Gase in atmosphärischer Luft. - Google Patents
Vorrichtung zur selbsttätigen Feststellung und Fernmeldung der Anwesenheit brennbarer Gase in atmosphärischer Luft.Info
- Publication number
- CH204659A CH204659A CH204659DA CH204659A CH 204659 A CH204659 A CH 204659A CH 204659D A CH204659D A CH 204659DA CH 204659 A CH204659 A CH 204659A
- Authority
- CH
- Switzerland
- Prior art keywords
- automatic detection
- atmospheric air
- flammable gases
- remote reporting
- reporting
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/20—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
- G01N25/22—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on combustion or catalytic oxidation, e.g. of components of gas mixtures
- G01N25/28—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on combustion or catalytic oxidation, e.g. of components of gas mixtures the rise in temperature of the gases resulting from combustion being measured directly
- G01N25/34—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on combustion or catalytic oxidation, e.g. of components of gas mixtures the rise in temperature of the gases resulting from combustion being measured directly using mechanical temperature-responsive elements, e.g. bimetallic
- G01N25/36—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on combustion or catalytic oxidation, e.g. of components of gas mixtures the rise in temperature of the gases resulting from combustion being measured directly using mechanical temperature-responsive elements, e.g. bimetallic for investigating the composition of gas mixtures
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (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)
- Lighters Containing Fuel (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE204659X | 1937-10-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH204659A true CH204659A (de) | 1939-05-15 |
Family
ID=5783044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH204659D CH204659A (de) | 1937-10-05 | 1938-06-01 | Vorrichtung zur selbsttätigen Feststellung und Fernmeldung der Anwesenheit brennbarer Gase in atmosphärischer Luft. |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH204659A (xx) |
| FR (1) | FR838924A (xx) |
| GB (1) | GB492428A (xx) |
| NL (1) | NL48300C (xx) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4866425A (en) * | 1987-05-06 | 1989-09-12 | Diantek Ab | Detector for sensing and/or measuring passing objects |
-
0
- NL NL48300D patent/NL48300C/xx active
-
1937
- 1937-11-09 GB GB30698/37A patent/GB492428A/en not_active Expired
-
1938
- 1938-06-01 CH CH204659D patent/CH204659A/de unknown
- 1938-06-04 FR FR838924D patent/FR838924A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4866425A (en) * | 1987-05-06 | 1989-09-12 | Diantek Ab | Detector for sensing and/or measuring passing objects |
Also Published As
| Publication number | Publication date |
|---|---|
| NL48300C (xx) | |
| GB492428A (en) | 1938-09-20 |
| FR838924A (fr) | 1939-03-20 |
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