JPS4987372A - - Google Patents
Info
- Publication number
- JPS4987372A JPS4987372A JP48057927A JP5792773A JPS4987372A JP S4987372 A JPS4987372 A JP S4987372A JP 48057927 A JP48057927 A JP 48057927A JP 5792773 A JP5792773 A JP 5792773A JP S4987372 A JPS4987372 A JP S4987372A
- 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.)
- Granted
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)
- Investigating Or Analysing Biological Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/278,422 US3973194A (en) | 1972-08-07 | 1972-08-07 | Particle counter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4987372A true JPS4987372A (cg-RX-API-DMAC7.html) | 1974-08-21 |
| JPS556183B2 JPS556183B2 (cg-RX-API-DMAC7.html) | 1980-02-14 |
Family
ID=23064911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5792773A Expired JPS556183B2 (cg-RX-API-DMAC7.html) | 1972-08-07 | 1973-05-25 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3973194A (cg-RX-API-DMAC7.html) |
| JP (1) | JPS556183B2 (cg-RX-API-DMAC7.html) |
| CA (1) | CA1006598A (cg-RX-API-DMAC7.html) |
| FR (1) | FR2200962A5 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1445703A (cg-RX-API-DMAC7.html) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4052596A (en) * | 1974-12-23 | 1977-10-04 | Hycel, Inc. | Automatic hematology analyzer |
| CH614781A5 (cg-RX-API-DMAC7.html) * | 1977-06-27 | 1979-12-14 | Contraves Ag | |
| JPS60213850A (ja) * | 1984-04-09 | 1985-10-26 | Hitachi Ltd | 粒子分析装置 |
| US4791355A (en) * | 1986-10-21 | 1988-12-13 | Coulter Electronics Inc. | Particle analyzer for measuring the resistance and reactance of a particle |
| GB9624096D0 (en) * | 1996-11-20 | 1997-01-08 | Microbial Systems Ltd | Apparatus and method of use thereof |
| US5907240A (en) * | 1997-05-12 | 1999-05-25 | Cdc Technologies, Inc. | Method and apparatus for cell differentiation by measuring apparent cell size, membrane integrity and intracellular complexity |
| US6850850B1 (en) * | 2003-08-11 | 2005-02-01 | Renau Corporation | Fluid filter flowmeter self-generating power source system and method |
| WO2014161585A1 (en) | 2013-04-05 | 2014-10-09 | Bastidas García Óscar | Particle counting system adaptable to an optical instrument |
| FR3034520B1 (fr) * | 2015-04-02 | 2020-02-14 | Horiba Abx Sas | Dispositif de comptage de particules |
| FR3136676A1 (fr) | 2022-06-17 | 2023-12-22 | Feeligreen | Procédé iontophorétique d’administration de l’acide mandélique |
| FR3136677A1 (fr) | 2022-06-17 | 2023-12-22 | Feeligreen | Procédé iontophorétique d’administration de l’acide férulique |
| FR3136675A1 (fr) | 2022-06-17 | 2023-12-22 | Feeligreen | Procédé iontophorétique d’administration d’un principe actif |
Family Cites Families (8)
| 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 |
| US2719287A (en) * | 1953-07-31 | 1955-09-27 | William W Bartlett | Electronic gas flowmeter |
| US3271672A (en) * | 1961-09-20 | 1966-09-06 | Coulter Electronics | Particle studying device control circuit |
| GB1051140A (cg-RX-API-DMAC7.html) * | 1962-02-07 | 1900-01-01 | ||
| FR1471863A (cg-RX-API-DMAC7.html) * | 1965-03-22 | 1967-05-10 | ||
| US3393319A (en) * | 1965-09-30 | 1968-07-16 | Bausch & Lomb | Photoelectric circuit for counting light pulses above a minimium value |
| US3676783A (en) * | 1968-04-23 | 1972-07-11 | Japan Atomic Energy Res Inst | Waveform discriminating circuit |
| US3733548A (en) * | 1971-04-28 | 1973-05-15 | Coulter Electronics | Apparatus and method for measuring particle concentration of a suspension passing through a sensing zone |
-
1972
- 1972-08-07 US US05/278,422 patent/US3973194A/en not_active Expired - Lifetime
-
1973
- 1973-05-25 JP JP5792773A patent/JPS556183B2/ja not_active Expired
- 1973-08-07 CA CA178,250A patent/CA1006598A/en not_active Expired
- 1973-08-07 FR FR7329276A patent/FR2200962A5/fr not_active Expired
- 1973-08-07 GB GB3733973A patent/GB1445703A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1006598A (en) | 1977-03-08 |
| GB1445703A (en) | 1976-08-11 |
| FR2200962A5 (cg-RX-API-DMAC7.html) | 1974-04-19 |
| US3973194A (en) | 1976-08-03 |
| JPS556183B2 (cg-RX-API-DMAC7.html) | 1980-02-14 |