BE494875A - - Google Patents
Info
- Publication number
- BE494875A BE494875A BE494875DA BE494875A BE 494875 A BE494875 A BE 494875A BE 494875D A BE494875D A BE 494875DA BE 494875 A BE494875 A BE 494875A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N7/00—Analysing materials by measuring the pressure or volume of a gas or vapour
- G01N7/10—Analysing materials by measuring the pressure or volume of a gas or vapour by allowing diffusion of components through a porous wall and measuring a pressure or volume difference
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Examining Or Testing Airtightness (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE683078X | 1950-01-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE494875A true BE494875A (https=) |
Family
ID=6597299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE494875D BE494875A (https=) | 1950-01-18 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE494875A (https=) |
| FR (1) | FR1013093A (https=) |
| GB (1) | GB683078A (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113092667A (zh) * | 2021-03-03 | 2021-07-09 | 淮南师范学院 | 一种煤矿用瓦斯浓度监测装置 |
-
0
- BE BE494875D patent/BE494875A/xx unknown
-
1950
- 1950-02-17 GB GB4137/50A patent/GB683078A/en not_active Expired
- 1950-02-21 FR FR1013093D patent/FR1013093A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1013093A (fr) | 1952-07-22 |
| GB683078A (en) | 1952-11-19 |