CH580809A5 - - Google Patents
Info
- Publication number
- CH580809A5 CH580809A5 CH994774A CH994774A CH580809A5 CH 580809 A5 CH580809 A5 CH 580809A5 CH 994774 A CH994774 A CH 994774A CH 994774 A CH994774 A CH 994774A CH 580809 A5 CH580809 A5 CH 580809A5
- Authority
- CH
- Switzerland
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
- 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
- G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
-
- 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
- G01M3/22—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 for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
- G01M3/226—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 for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for containers, e.g. radiators
-
- 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
- G01M3/40—Investigating fluid-tightness of structures by using electric means, e.g. by observing electric discharges
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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
- G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
- G01N27/68—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using electric discharge to ionise a gas
- G01N27/70—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using electric discharge to ionise a gas and measuring current or voltage
Landscapes
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH994774A CH580809A5 (US20100012521A1-20100121-C00001.png) | 1974-07-18 | 1974-07-18 | |
NL7413135A NL162742C (nl) | 1974-07-18 | 1974-10-04 | Inrichting voor het aantonen van gassen of dampen. |
DE19752523660 DE2523660C3 (de) | 1974-07-18 | 1975-05-28 | Vorrichtung zum Nachweis von Gasen und Dämpfen |
GB2342275A GB1472358A (en) | 1974-07-18 | 1975-05-29 | Device for the detection of gases and vapours |
FR7519199A FR2279100A1 (fr) | 1974-07-18 | 1975-06-19 | Appareil detecteur de gaz et vapeurs |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH994774A CH580809A5 (US20100012521A1-20100121-C00001.png) | 1974-07-18 | 1974-07-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH580809A5 true CH580809A5 (US20100012521A1-20100121-C00001.png) | 1976-10-15 |
Family
ID=4357413
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH994774A CH580809A5 (US20100012521A1-20100121-C00001.png) | 1974-07-18 | 1974-07-18 |
Country Status (5)
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101726523B (zh) * | 2009-12-01 | 2013-04-03 | 福州大学 | 温度调制柱端安培检测电极及其制造方法 |
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1974
- 1974-07-18 CH CH994774A patent/CH580809A5/xx not_active IP Right Cessation
- 1974-10-04 NL NL7413135A patent/NL162742C/xx not_active IP Right Cessation
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1975
- 1975-05-28 DE DE19752523660 patent/DE2523660C3/de not_active Expired
- 1975-05-29 GB GB2342275A patent/GB1472358A/en not_active Expired
- 1975-06-19 FR FR7519199A patent/FR2279100A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2523660C3 (de) | 1979-01-18 |
NL162742C (nl) | 1980-06-16 |
DE2523660A1 (de) | 1976-01-29 |
FR2279100B1 (US20100012521A1-20100121-C00001.png) | 1980-04-18 |
GB1472358A (en) | 1977-05-04 |
NL162742B (nl) | 1980-01-15 |
DE2523660B2 (de) | 1978-05-18 |
FR2279100A1 (fr) | 1976-02-13 |
NL7413135A (nl) | 1976-01-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |