FR1177394A - Firedamp detector - Google Patents
Firedamp detectorInfo
- Publication number
- FR1177394A FR1177394A FR1177394DA FR1177394A FR 1177394 A FR1177394 A FR 1177394A FR 1177394D A FR1177394D A FR 1177394DA FR 1177394 A FR1177394 A FR 1177394A
- Authority
- FR
- France
- Prior art keywords
- firedamp
- detector
- firedamp detector
- 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
- 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
- G01N25/30—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 electric temperature-responsive elements
- G01N25/32—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 electric temperature-responsive elements using thermoelectric elements
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)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
- Control Of Combustion (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1915556A GB810965A (en) | 1956-06-20 | 1956-06-20 | Improvements in and relating to apparatus for the detection of combustible gases in an atmosphere |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1177394A true FR1177394A (en) | 1959-04-23 |
Family
ID=10124662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1177394D Expired FR1177394A (en) | 1956-06-20 | 1957-06-20 | Firedamp detector |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE558487A (en) |
| DE (1) | DE1083574B (en) |
| FR (1) | FR1177394A (en) |
| GB (1) | GB810965A (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE285920C (en) * | ||||
| AT37036B (en) * | 1907-04-29 | 1909-04-26 | Emmanuel Amedee Della Santa | Firedamp indicator. |
| US2052181A (en) * | 1930-08-06 | 1936-08-25 | Brown Instr Co | Flame propagation analyzer |
| FR969785A (en) * | 1948-07-30 | 1950-12-26 | Method and apparatus for detecting gases |
-
0
- BE BE558487D patent/BE558487A/xx unknown
-
1956
- 1956-06-20 GB GB1915556A patent/GB810965A/en not_active Expired
-
1957
- 1957-06-19 DE DEC15022A patent/DE1083574B/en active Pending
- 1957-06-20 FR FR1177394D patent/FR1177394A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1083574B (en) | 1960-06-15 |
| GB810965A (en) | 1959-03-25 |
| BE558487A (en) |
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