NL240043A - - Google Patents
Info
- Publication number
- NL240043A NL240043A NL240043DA NL240043A NL 240043 A NL240043 A NL 240043A NL 240043D A NL240043D A NL 240043DA NL 240043 A NL240043 A NL 240043A
- Authority
- NL
- Netherlands
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
-
- 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)
- 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)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US785931A US3015775A (en) | 1959-01-09 | 1959-01-09 | Fluid metering system and apparatus |
| GB18847/59A GB903156A (en) | 1959-01-09 | 1959-06-02 | Improvements in particle study or detecting apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL240043A true NL240043A (xx) | 1964-01-27 |
Family
ID=26253642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL240043D NL240043A (xx) | 1959-01-09 | 1959-06-10 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3015775A (xx) |
| BE (1) | BE579480A (xx) |
| DE (1) | DE1118503B (xx) |
| FR (1) | FR1238033A (xx) |
| GB (1) | GB903156A (xx) |
| NL (1) | NL240043A (xx) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3220777A (en) * | 1962-09-20 | 1965-11-30 | Allis Chalmers Mfg Co | Head control for particle counter |
| US3345980A (en) * | 1964-04-20 | 1967-10-10 | Pharmaseal Lab | Urometer |
| NL127594C (xx) * | 1964-07-14 | |||
| US3369984A (en) * | 1966-03-04 | 1968-02-20 | Dow Chemical Co | Control apparatus |
| US3488758A (en) * | 1966-09-14 | 1970-01-06 | Kingsbury Technology Inc | Apparatus for measuring a property of a material while processing it between movable members containing electrodes coupled to an oscillatory circuit |
| US3654551A (en) * | 1970-03-04 | 1972-04-04 | Bethlehem Steel Corp | Aperture vessel for fluid-suspension particle analyzer |
| DE2165836C3 (de) * | 1971-12-31 | 1978-04-06 | Hellige Gmbh, 7800 Freiburg | Gerät zur Zählung von in einer Flüssigkeit suspendierten Teilchen |
| US4130754A (en) * | 1977-06-16 | 1978-12-19 | Cortex Research Corporation | Particle counting |
| GB2062472B (en) * | 1979-10-12 | 1984-02-08 | Kimura Bed Mfg | Vacuum suction type urinating aid |
| GB9405028D0 (en) * | 1994-03-15 | 1994-04-27 | Counting Tech Ltd | Fluid diluter |
| US7523645B2 (en) * | 2005-06-30 | 2009-04-28 | Gammon Technical Products, Inc. | Water detector probe |
| GB2477287B (en) * | 2010-01-27 | 2012-02-15 | Izon Science Ltd | Control of particle flow in an aperture |
| CN113466101B (zh) * | 2021-06-24 | 2023-05-12 | 华中科技大学 | 渗透率检测设备与检测方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2498672A (en) * | 1947-05-26 | 1950-02-28 | Antonina S Glass | Motor drive for medical syringes |
| US2656508A (en) * | 1949-08-27 | 1953-10-20 | Wallace H Coulter | Means for counting particles suspended in a fluid |
| BE562451A (xx) * | 1956-05-09 |
-
1959
- 1959-01-09 US US785931A patent/US3015775A/en not_active Expired - Lifetime
- 1959-06-02 GB GB18847/59A patent/GB903156A/en not_active Expired
- 1959-06-09 BE BE579480A patent/BE579480A/fr unknown
- 1959-06-10 NL NL240043D patent/NL240043A/xx unknown
- 1959-08-25 DE DEC19682A patent/DE1118503B/de active Pending
- 1959-09-30 FR FR806438A patent/FR1238033A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE579480A (fr) | 1959-10-01 |
| FR1238033A (fr) | 1960-11-28 |
| GB903156A (en) | 1962-08-15 |
| US3015775A (en) | 1962-01-02 |
| DE1118503B (de) | 1961-11-30 |