BE680423A - - Google Patents
Info
- Publication number
- BE680423A BE680423A BE680423DA BE680423A BE 680423 A BE680423 A BE 680423A BE 680423D A BE680423D A BE 680423DA BE 680423 A BE680423 A BE 680423A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR15634A FR1444771A (fr) | 1965-05-04 | 1965-05-04 | Appareil de prélèvement et de dosage de gaz dans l'air |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE680423A true BE680423A (de) | 1966-11-03 |
Family
ID=8577889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE680423D BE680423A (de) | 1965-05-04 | 1966-05-03 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3449939A (de) |
| BE (1) | BE680423A (de) |
| ES (1) | ES326331A1 (de) |
| FR (1) | FR1444771A (de) |
| GB (1) | GB1103288A (de) |
| LU (1) | LU51014A1 (de) |
| NL (1) | NL6606020A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1548308A (en) * | 1976-11-02 | 1979-07-11 | Redding R J | Analysis instruments |
| FR2537722A1 (fr) * | 1982-12-14 | 1984-06-15 | Charbonnages De France | Procede et dispositif de determination du taux d'explosivite d'un milieu gazeux |
| US6644098B2 (en) * | 2001-01-18 | 2003-11-11 | Advanced Test Products, Inc. | Heated electrode refrigerant detector utilizing one or more control loop |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2234499A (en) * | 1937-04-27 | 1941-03-11 | Mine Safety Appliances Co | Air testing device |
| US2310472A (en) * | 1940-10-12 | 1943-02-09 | Cities Service Oil Co | Gas analyzer |
| US2786350A (en) * | 1954-05-19 | 1957-03-26 | Johnson Williams Inc | Gas detection apparatus |
| FR1223277A (fr) * | 1958-04-28 | 1960-06-16 | Micropile galvanique sensible à des traces de gaz et vapeurs | |
| GB1039329A (en) * | 1963-12-05 | 1966-08-17 | Rolf Huebner | Improvements in or relating to portable instruments for the detection of gases in underground workings |
-
1965
- 1965-05-04 FR FR15634A patent/FR1444771A/fr not_active Expired
-
1966
- 1966-05-03 BE BE680423D patent/BE680423A/xx not_active IP Right Cessation
- 1966-05-03 US US547300A patent/US3449939A/en not_active Expired - Lifetime
- 1966-05-03 LU LU51014A patent/LU51014A1/xx unknown
- 1966-05-04 NL NL6606020A patent/NL6606020A/xx unknown
- 1966-05-04 GB GB19715/66A patent/GB1103288A/en not_active Expired
- 1966-05-04 ES ES0326331A patent/ES326331A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3449939A (en) | 1969-06-17 |
| DE1598261B2 (de) | 1972-11-02 |
| DE1598261A1 (de) | 1970-07-23 |
| LU51014A1 (de) | 1966-11-03 |
| NL6606020A (de) | 1966-11-07 |
| FR1444771A (fr) | 1966-07-08 |
| ES326331A1 (es) | 1967-07-01 |
| GB1103288A (en) | 1968-02-14 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: CHARBONNAGES DE FRANCE Effective date: 19840503 |