IL23227A - Particle counting and sizing apparatus - Google Patents
Particle counting and sizing apparatusInfo
- Publication number
- IL23227A IL23227A IL23227A IL2322765A IL23227A IL 23227 A IL23227 A IL 23227A IL 23227 A IL23227 A IL 23227A IL 2322765 A IL2322765 A IL 2322765A IL 23227 A IL23227 A IL 23227A
- Authority
- IL
- Israel
- Prior art keywords
- aperture
- image
- whioh
- light
- particles
- Prior art date
Links
- 239000002245 particle Substances 0.000 title claims description 22
- 238000004513 sizing Methods 0.000 title description 6
- 239000000725 suspension Substances 0.000 claims description 9
- 230000003287 optical effect Effects 0.000 claims description 6
- 230000004438 eyesight Effects 0.000 claims 1
- WTGQALLALWYDJH-WYHSTMEOSA-N scopolamine hydrobromide Chemical compound Br.C1([C@@H](CO)C(=O)OC2C[C@@H]3N([C@H](C2)[C@@H]2[C@H]3O2)C)=CC=CC=C1 WTGQALLALWYDJH-WYHSTMEOSA-N 0.000 claims 1
- 238000005192 partition Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 1
- 210000000601 blood cell Anatomy 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000005337 ground glass Substances 0.000 description 1
- 239000000976 ink Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- -1 such as Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
- G01N15/1031—Investigating individual particles by measuring electrical or magnetic effects
- G01N15/12—Investigating individual particles by measuring electrical or magnetic effects by observing changes in resistance or impedance across apertures when traversed by individual particles, e.g. by using the Coulter principle
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
- G01N15/1031—Investigating individual particles by measuring electrical or magnetic effects
- G01N15/12—Investigating individual particles by measuring electrical or magnetic effects by observing changes in resistance or impedance across apertures when traversed by individual particles, e.g. by using the Coulter principle
- G01N15/131—Details
Landscapes
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Dispersion Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Measuring Volume Flow (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US382560A US3389334A (en) | 1964-07-14 | 1964-07-14 | Particle analyzing apparatus having means for observing a scanning aperture |
Publications (1)
Publication Number | Publication Date |
---|---|
IL23227A true IL23227A (en) | 1968-10-24 |
Family
ID=23509507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL23227A IL23227A (en) | 1964-07-14 | 1965-03-25 | Particle counting and sizing apparatus |
Country Status (9)
Country | Link |
---|---|
US (1) | US3389334A (zh) |
BR (1) | BR6569508D0 (zh) |
CH (1) | CH429240A (zh) |
DE (1) | DE1283570B (zh) |
DK (1) | DK108181C (zh) |
GB (1) | GB1055523A (zh) |
IL (1) | IL23227A (zh) |
NL (2) | NL6506111A (zh) |
NO (1) | NO117453B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5183604A (en) * | 1992-01-24 | 1993-02-02 | The Dow Chemical Company | Size separation of particles contained within a material by the use of nonaqueous hydrodynamic chromatography |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2780956A (en) * | 1955-01-28 | 1957-02-12 | Jones And Lamson Machine Compa | Circle tolerance gauge for optical comparators |
US2920525A (en) * | 1956-08-13 | 1960-01-12 | Arthur V Appel | Apparatus for automatically counting and sizing airborne particles |
US2958255A (en) * | 1957-05-03 | 1960-11-01 | Optical Measuring Tools Ltd | Methods for indicating profiles |
NL127771C (zh) * | 1958-12-29 | |||
US3015775A (en) * | 1959-01-09 | 1962-01-02 | Coulter Electronics | Fluid metering system and apparatus |
-
0
- NL NL127594D patent/NL127594C/xx active
-
1964
- 1964-07-14 US US382560A patent/US3389334A/en not_active Expired - Lifetime
-
1965
- 1965-03-22 GB GB12115/63A patent/GB1055523A/en not_active Expired
- 1965-03-25 IL IL23227A patent/IL23227A/en unknown
- 1965-04-15 DE DEC35611A patent/DE1283570B/de not_active Withdrawn
- 1965-04-23 DK DK206965AA patent/DK108181C/da active
- 1965-05-07 BR BR169508/65A patent/BR6569508D0/pt unknown
- 1965-05-13 NL NL6506111A patent/NL6506111A/xx unknown
- 1965-05-13 CH CH673565A patent/CH429240A/fr unknown
- 1965-07-12 NO NO158893A patent/NO117453B/no unknown
Also Published As
Publication number | Publication date |
---|---|
NO117453B (zh) | 1969-08-11 |
NL6506111A (zh) | 1966-01-17 |
BR6569508D0 (pt) | 1973-07-10 |
GB1055523A (en) | 1967-01-18 |
US3389334A (en) | 1968-06-18 |
DK108181C (da) | 1967-10-02 |
CH429240A (fr) | 1967-01-31 |
DE1283570B (de) | 1968-11-21 |
NL127594C (zh) |
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