BE566806A - - Google Patents
Info
- Publication number
- BE566806A BE566806A BE566806DA BE566806A BE 566806 A BE566806 A BE 566806A BE 566806D A BE566806D A BE 566806DA BE 566806 A BE566806 A BE 566806A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
- G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
- G01N21/534—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke by measuring transmission alone, i.e. determining opacity
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB345752X | 1957-04-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE566806A true BE566806A (zh) |
Family
ID=10367325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE566806D BE566806A (zh) | 1957-04-18 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2935909A (zh) |
| BE (1) | BE566806A (zh) |
| CH (1) | CH345752A (zh) |
| DE (1) | DE1076968B (zh) |
| GB (1) | GB831011A (zh) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3020795A (en) * | 1959-05-14 | 1962-02-13 | Du Pont | Fluid inspection apparatus |
| US3268734A (en) * | 1963-09-30 | 1966-08-23 | Stewart Warner Corp | Oil mist fluid monitor |
| US3319069A (en) * | 1964-08-27 | 1967-05-09 | American District Telegraph Co | Smoke detecting radiation sensitive fire alarm system |
| US3504183A (en) * | 1966-09-12 | 1970-03-31 | Iit Res Inst | Particle counter using a variable test volume |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE661589C (de) * | 1930-11-19 | 1938-06-22 | Siemens & Halske Akt Ges | Rauchdichtemesser |
| DE624724C (de) * | 1930-11-19 | 1936-01-28 | Siemens Ag | Rauchdichtemesser |
| US2042095A (en) * | 1933-05-08 | 1936-05-26 | Kidde & Co Walter | Detection of suspended matter in gaseous fluids |
| GB704052A (en) * | 1952-05-07 | 1954-02-17 | Anglo Iranian Oil Co Ltd | Improvements in or relating to smokemeters |
| US2770162A (en) * | 1952-06-05 | 1956-11-13 | Specialties Dev Corp | Apparatus for visually detecting suspended matter in fluid |
-
0
- BE BE566806D patent/BE566806A/xx unknown
-
1957
- 1957-04-18 GB GB12656/57A patent/GB831011A/en not_active Expired
-
1958
- 1958-04-11 US US728009A patent/US2935909A/en not_active Expired - Lifetime
- 1958-04-15 DE DEG24322A patent/DE1076968B/de active Pending
- 1958-04-16 CH CH345752D patent/CH345752A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US2935909A (en) | 1960-05-10 |
| GB831011A (en) | 1960-03-23 |
| DE1076968B (de) | 1960-03-03 |
| CH345752A (fr) | 1960-04-15 |