BE678989A - - Google Patents
Info
- Publication number
- BE678989A BE678989A BE678989DA BE678989A BE 678989 A BE678989 A BE 678989A BE 678989D A BE678989D A BE 678989DA BE 678989 A BE678989 A BE 678989A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
-
- 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
- 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)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR12434A FR1439213A (fr) | 1965-04-08 | 1965-04-08 | Dispositif pour l'analyse des gaz |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE678989A true BE678989A (US07345094-20080318-C00003.png) | 1966-10-04 |
Family
ID=8575935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE678989D BE678989A (US07345094-20080318-C00003.png) | 1965-04-08 | 1966-04-04 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE678989A (US07345094-20080318-C00003.png) |
| FR (1) | FR1439213A (US07345094-20080318-C00003.png) |
| GB (1) | GB1100796A (US07345094-20080318-C00003.png) |
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1965
- 1965-04-08 FR FR12434A patent/FR1439213A/fr not_active Expired
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1966
- 1966-04-04 BE BE678989D patent/BE678989A/xx not_active IP Right Cessation
- 1966-04-12 GB GB1603266A patent/GB1100796A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1439213A (fr) | 1966-05-20 |
| GB1100796A (en) | 1968-01-24 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE20 | Patent expired |
Owner name: L AIR LIQUIDE S.A. POUR L ETUDE ET L EXPLOITATION Effective date: 19860404 |