FR2298793B3 - - Google Patents
Info
- Publication number
- FR2298793B3 FR2298793B3 FR7601279A FR7601279A FR2298793B3 FR 2298793 B3 FR2298793 B3 FR 2298793B3 FR 7601279 A FR7601279 A FR 7601279A FR 7601279 A FR7601279 A FR 7601279A FR 2298793 B3 FR2298793 B3 FR 2298793B3
- Authority
- FR
- France
- 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
-
- 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
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/22—Measuring resistance of fluids
Landscapes
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Dispersion Chemistry (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/543,011 US3982182A (en) | 1973-08-13 | 1975-01-21 | Conductivity cell for particle study device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2298793A1 FR2298793A1 (fr) | 1976-08-20 |
| FR2298793B3 true FR2298793B3 (enExample) | 1978-10-13 |
Family
ID=24166220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7601279A Granted FR2298793A1 (fr) | 1975-01-21 | 1976-01-19 | Cellule de conductibilite pour un dispositif d'etude de particules |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5197482A (enExample) |
| DE (1) | DE2601729A1 (enExample) |
| FR (1) | FR2298793A1 (enExample) |
-
1976
- 1976-01-19 JP JP51005375A patent/JPS5197482A/ja active Pending
- 1976-01-19 FR FR7601279A patent/FR2298793A1/fr active Granted
- 1976-01-19 DE DE19762601729 patent/DE2601729A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FR2298793A1 (fr) | 1976-08-20 |
| JPS5197482A (enExample) | 1976-08-27 |
| DE2601729A1 (de) | 1976-07-22 |