GB831011A - Improvements in detectors of oil mists and the like - Google Patents
Improvements in detectors of oil mists and the likeInfo
- Publication number
- GB831011A GB831011A GB12656/57A GB1265657A GB831011A GB 831011 A GB831011 A GB 831011A GB 12656/57 A GB12656/57 A GB 12656/57A GB 1265657 A GB1265657 A GB 1265657A GB 831011 A GB831011 A GB 831011A
- Authority
- GB
- United Kingdom
- Prior art keywords
- duct
- cuffs
- windows
- window
- april
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
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)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Optical Measuring Cells (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB345752X | 1957-04-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB831011A true GB831011A (en) | 1960-03-23 |
Family
ID=10367325
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB12656/57A Expired GB831011A (en) | 1957-04-18 | 1957-04-18 | Improvements in detectors of oil mists and the like |
Country Status (5)
Country | Link |
---|---|
US (1) | US2935909A (lm) |
BE (1) | BE566806A (lm) |
CH (1) | CH345752A (lm) |
DE (1) | DE1076968B (lm) |
GB (1) | GB831011A (lm) |
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 |
---|---|
BE566806A (lm) | |
US2935909A (en) | 1960-05-10 |
DE1076968B (de) | 1960-03-03 |
CH345752A (fr) | 1960-04-15 |
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