JPS5753527B2 - - Google Patents
Info
- Publication number
- JPS5753527B2 JPS5753527B2 JP50070714A JP7071475A JPS5753527B2 JP S5753527 B2 JPS5753527 B2 JP S5753527B2 JP 50070714 A JP50070714 A JP 50070714A JP 7071475 A JP7071475 A JP 7071475A JP S5753527 B2 JPS5753527 B2 JP S5753527B2
- Authority
- JP
- Japan
- 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
- 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
- G01N15/132—Circuits
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2428082A DE2428082C3 (de) | 1974-06-11 | 1974-06-11 | Schaltangsanordnung zur Eichung einer Meßanordnung zur Volumen-Messung von Partikeln |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5140171A JPS5140171A (ja) | 1976-04-03 |
| JPS5753527B2 true JPS5753527B2 (ja) | 1982-11-13 |
Family
ID=5917828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50070714A Expired JPS5753527B2 (ja) | 1974-06-11 | 1975-06-11 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3970928A (ja) |
| JP (1) | JPS5753527B2 (ja) |
| DE (1) | DE2428082C3 (ja) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HU173092B (hu) * | 1976-02-24 | 1979-02-28 | Medicor Muevek | Ehlektroskhema dlja opredelenija chisla eritrocito, srednego ob"joma tel'ca, velichini gematokrita i drugikh parametrov krovi |
| US4219805A (en) * | 1978-10-13 | 1980-08-26 | Technical Development Company | Lubricating oil debris monitoring system |
| JPS55158540A (en) * | 1979-05-28 | 1980-12-10 | Toa Medical Electronics Co Ltd | Counting measurement method of and apparatus for platelet |
| DE3215719C2 (de) * | 1982-04-28 | 1984-01-26 | Holger Dr. 5100 Aachen Kiesewetter | Meßeinrichtung zur Messung des Verformungsvermögens von roten Blutkörperchen |
| US4543478A (en) * | 1982-12-09 | 1985-09-24 | Halliburton Company | Detector pulse forming system for nuclear well logging tools |
| US4791355A (en) * | 1986-10-21 | 1988-12-13 | Coulter Electronics Inc. | Particle analyzer for measuring the resistance and reactance of a particle |
| JP3129820B2 (ja) * | 1992-03-04 | 2001-01-31 | シスメックス株式会社 | 粒子検出装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2656508A (en) * | 1949-08-27 | 1953-10-20 | Wallace H Coulter | Means for counting particles suspended in a fluid |
| US3670150A (en) * | 1970-05-04 | 1972-06-13 | Coulter Electronics | Dynamic range splitter for an analyzer of particle-produced pulses |
| US3745455A (en) * | 1971-06-21 | 1973-07-17 | Particle Data | Current normalizer for particle size analysis apparatus |
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1974
- 1974-06-11 DE DE2428082A patent/DE2428082C3/de not_active Expired
- 1974-12-17 US US05/533,658 patent/US3970928A/en not_active Expired - Lifetime
-
1975
- 1975-06-11 JP JP50070714A patent/JPS5753527B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2428082B2 (de) | 1978-09-14 |
| US3970928A (en) | 1976-07-20 |
| DE2428082C3 (de) | 1979-05-17 |
| JPS5140171A (ja) | 1976-04-03 |
| DE2428082A1 (de) | 1976-01-02 |