BE723231A - - Google Patents
Info
- Publication number
- BE723231A BE723231A BE723231DA BE723231A BE 723231 A BE723231 A BE 723231A BE 723231D A BE723231D A BE 723231DA BE 723231 A BE723231 A BE 723231A
- Authority
- BE
- Belgium
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)
- Analysing Materials By The Use Of Radiation (AREA)
- Developing Agents For Electrophotography (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US67984067A | 1967-11-01 | 1967-11-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE723231A true BE723231A (cg-RX-API-DMAC7.html) | 1969-04-30 |
Family
ID=24728587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE723231D BE723231A (cg-RX-API-DMAC7.html) | 1967-11-01 | 1968-10-31 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3557352A (cg-RX-API-DMAC7.html) |
| JP (1) | JPS5126826B1 (cg-RX-API-DMAC7.html) |
| BE (1) | BE723231A (cg-RX-API-DMAC7.html) |
| CA (1) | CA938723A (cg-RX-API-DMAC7.html) |
| CH (1) | CH498389A (cg-RX-API-DMAC7.html) |
| DE (1) | DE1806456C3 (cg-RX-API-DMAC7.html) |
| FR (1) | FR1590410A (cg-RX-API-DMAC7.html) |
| GB (1) | GB1249470A (cg-RX-API-DMAC7.html) |
| IL (1) | IL30981A (cg-RX-API-DMAC7.html) |
| NL (1) | NL154326B (cg-RX-API-DMAC7.html) |
| SE (1) | SE350837B (cg-RX-API-DMAC7.html) |
| SU (1) | SU510165A3 (cg-RX-API-DMAC7.html) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3801901A (en) * | 1970-10-27 | 1974-04-02 | Coulter Electronics | Particle study apparatus including an axial trajectory sensor |
| US3801903A (en) * | 1970-10-27 | 1974-04-02 | Coulter Electronics | Particle study apparatus including an axial trajectory sensor |
| US3701029A (en) * | 1970-10-27 | 1972-10-24 | Coulter Electronics | Axial trajectory sensor having gating means controlled by pulse duration measuring for electronic particle study apparatus and method |
| US3783391A (en) * | 1971-02-08 | 1974-01-01 | Coulter Electronics | Axial trajectory sensor having gating means controlled by pulse duration measuring for electronic particle study apparatus and method |
| US3783390A (en) * | 1971-02-09 | 1974-01-01 | W Hogg | Axial trajectory sensor having gating means controlled by pulse duration measuring for electronic particle study apparatus and method |
| US3699319A (en) * | 1971-03-10 | 1972-10-17 | Robert H Berg | Average volume digital computer and digital volume totalizer for cells and particles |
| US3763357A (en) * | 1971-12-22 | 1973-10-02 | Bausch & Lomb | Threshold circuit for converting a video signal to a binary video signal |
| US3801904A (en) * | 1972-09-11 | 1974-04-02 | Coulter Electronics | Particle study apparatus including an axial trajectory sensor |
| US3867613A (en) * | 1972-11-01 | 1975-02-18 | Minnesota Mining & Mfg | Particle counting apparatus |
| US3863056A (en) * | 1973-06-29 | 1975-01-28 | Coulter Electronics | Method and apparatus for multichannel voting |
| US3892489A (en) * | 1973-08-17 | 1975-07-01 | Smithkline Corp | Data acquisition system |
| US3936739A (en) * | 1974-02-12 | 1976-02-03 | Coulter Electronics, Inc. | Method and apparatus for generating error corrected signals |
| US3902053A (en) * | 1974-03-18 | 1975-08-26 | Coulter Electronics | Pre-set circuit for measuring a dividing particle size of a particulate system |
| US3944797A (en) * | 1974-08-06 | 1976-03-16 | Coulter Electronics, Inc. | Method and apparatus for determining the correct percentiles of the size distribution of a particulate system |
| US3936666A (en) * | 1974-09-16 | 1976-02-03 | Coulter Electronics, Inc. | Apparatus for measuring a particle size dividing one of the mass or particle number of a particulate system into predetermined fractions |
| US4041468A (en) * | 1976-10-07 | 1977-08-09 | Pfizer Inc. | Method and system for analysis of ambulatory electrocardiographic tape recordings |
| ES485470A1 (es) * | 1978-12-19 | 1980-09-01 | Contraves Ag | Procedimiento para establecer un umbral de separacion para separar por lo menos dos clases de senales para analizar particulas y usos similares |
| ES487980A1 (es) * | 1979-03-27 | 1980-10-01 | Contraves Ag | Dispositivo para un aparato analizador de particulas |
| US4706207A (en) * | 1985-06-24 | 1987-11-10 | Nova Celltrak, Inc. | Count accuracy control means for a blood analyses system |
| US5452237A (en) * | 1994-02-28 | 1995-09-19 | Abbott Laboratories | Coincidence error correction system for particle counters |
| BRPI0408520B8 (pt) * | 2003-03-19 | 2021-06-22 | Church Of Spiritual Tech | dispositivo para indicar mudanças na resistência de um corpo vivo |
| KR20120083093A (ko) * | 2011-01-17 | 2012-07-25 | 삼성전자주식회사 | 입자측정장치 및 이를 이용한 입자측정방법 |
| CN104321634B (zh) | 2012-04-12 | 2017-12-12 | 生物辐射实验室股份有限公司 | 颗粒分配装置和方法 |
| FR3034520B1 (fr) * | 2015-04-02 | 2020-02-14 | Horiba Abx Sas | Dispositif de comptage de particules |
| CN110553954B (zh) * | 2019-08-22 | 2021-09-28 | 中国电建集团华东勘测设计研究院有限公司 | 一种确定含超大粒径巨粒土的颗粒级配的方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1177774A (fr) * | 1960-04-26 | 1959-04-29 | Evans Electroselenium Ltd | Perfectionnements aux appareils de comptage des petites particules |
| US3392331A (en) * | 1961-04-06 | 1968-07-09 | Coulter Electronics | Particle analyzer threshold level control |
| US3271672A (en) * | 1961-09-20 | 1966-09-06 | Coulter Electronics | Particle studying device control circuit |
| GB1112770A (en) * | 1964-12-10 | 1968-05-08 | Hitachi Ltd | Method and apparatus for analysing the particle size distribution of powder |
| US3444464A (en) * | 1965-11-26 | 1969-05-13 | Coulter Electronics | Multiple aperture fittings for particle analyzing apparatus |
| US3331950A (en) * | 1966-07-11 | 1967-07-18 | Coulter Electronics | Particle distribution plotting apparatus |
-
1967
- 1967-11-01 US US679840A patent/US3557352A/en not_active Expired - Lifetime
-
1968
- 1968-10-02 SU SU1274408A patent/SU510165A3/ru active
- 1968-10-31 NL NL686815543A patent/NL154326B/xx unknown
- 1968-10-31 IL IL30981A patent/IL30981A/en unknown
- 1968-10-31 FR FR1590410D patent/FR1590410A/fr not_active Expired
- 1968-10-31 GB GB51644/68A patent/GB1249470A/en not_active Expired
- 1968-10-31 JP JP43078969A patent/JPS5126826B1/ja active Pending
- 1968-10-31 CH CH1631068A patent/CH498389A/fr not_active IP Right Cessation
- 1968-10-31 SE SE14777/68A patent/SE350837B/xx unknown
- 1968-10-31 BE BE723231D patent/BE723231A/xx unknown
- 1968-10-31 CA CA034022A patent/CA938723A/en not_active Expired
- 1968-10-31 DE DE1806456A patent/DE1806456C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1806456A1 (de) | 1969-06-19 |
| DE1806456C3 (de) | 1974-11-14 |
| CH498389A (fr) | 1970-10-31 |
| IL30981A0 (en) | 1968-12-26 |
| SU510165A3 (ru) | 1976-04-05 |
| GB1249470A (en) | 1971-10-13 |
| NL6815543A (cg-RX-API-DMAC7.html) | 1969-05-05 |
| CA938723A (en) | 1973-12-18 |
| US3557352A (en) | 1971-01-19 |
| SE350837B (cg-RX-API-DMAC7.html) | 1972-11-06 |
| NL154326B (nl) | 1977-08-15 |
| DE1806456B2 (cg-RX-API-DMAC7.html) | 1974-04-11 |
| JPS5126826B1 (cg-RX-API-DMAC7.html) | 1976-08-09 |
| FR1590410A (cg-RX-API-DMAC7.html) | 1970-04-13 |
| IL30981A (en) | 1972-03-28 |