GB2072852B - Gas leakage detectors - Google Patents
Gas leakage detectorsInfo
- Publication number
- GB2072852B GB2072852B GB8008380A GB8008380A GB2072852B GB 2072852 B GB2072852 B GB 2072852B GB 8008380 A GB8008380 A GB 8008380A GB 8008380 A GB8008380 A GB 8008380A GB 2072852 B GB2072852 B GB 2072852B
- Authority
- GB
- United Kingdom
- Prior art keywords
- gas leakage
- leakage detectors
- detectors
- gas
- leakage
- 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
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display
- G01N33/0063—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display using a threshold to release an alarm or displaying means
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Emergency Alarm Devices (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8008380A GB2072852B (en) | 1980-03-12 | 1980-03-12 | Gas leakage detectors |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8008380A GB2072852B (en) | 1980-03-12 | 1980-03-12 | Gas leakage detectors |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2072852A GB2072852A (en) | 1981-10-07 |
GB2072852B true GB2072852B (en) | 1984-07-11 |
Family
ID=10512042
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8008380A Expired GB2072852B (en) | 1980-03-12 | 1980-03-12 | Gas leakage detectors |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2072852B (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE35862T1 (en) * | 1985-11-26 | 1988-08-15 | Controfugas Srl | ELECTRONIC CORRECTION CIRCUIT FOR A DETECTION ELEMENT OF A FLAMMABLE GAS LEAK DETECTOR. |
JP2741381B2 (en) * | 1988-02-04 | 1998-04-15 | フィガロ技研株式会社 | Gas detector |
US5277057A (en) * | 1992-08-06 | 1994-01-11 | Yazaki Corporation | Gasoline detecting device |
DE10133567A1 (en) * | 2001-07-13 | 2003-01-30 | Inficon Gmbh | Sniffing leak detector and method for its operation |
DE102005009713A1 (en) | 2005-03-03 | 2006-09-07 | Inficon Gmbh | Leak detector with sniffer probe |
DE102005043494A1 (en) | 2005-09-13 | 2007-03-15 | Inficon Gmbh | Leak detector with sniffer probe |
DE102016217891A1 (en) | 2016-09-19 | 2018-03-22 | Inficon Gmbh | Filling probe attachment with elongated gas-conducting element |
CN110346417A (en) * | 2019-07-28 | 2019-10-18 | 北京交通大学 | A kind of tunnel inverted arch quality nondestructive testing instrument |
CN113866351B (en) * | 2021-08-31 | 2024-04-12 | 应急管理部上海消防研究所 | Detection device for industrial flue gas emission |
-
1980
- 1980-03-12 GB GB8008380A patent/GB2072852B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2072852A (en) | 1981-10-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PE20 | Patent expired after termination of 20 years |
Effective date: 20000311 |