CA953786A - Apparatus for counting and classifying particles suspended in a test liquid - Google Patents
Apparatus for counting and classifying particles suspended in a test liquidInfo
- Publication number
- CA953786A CA953786A CA136,644A CA136644A CA953786A CA 953786 A CA953786 A CA 953786A CA 136644 A CA136644 A CA 136644A CA 953786 A CA953786 A CA 953786A
- Authority
- CA
- Canada
- Prior art keywords
- counting
- test liquid
- particles suspended
- classifying particles
- classifying
- Prior art date
- 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
- 239000007788 liquid Substances 0.000 title 1
- 239000002245 particle Substances 0.000 title 1
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
- G01N15/134—Devices using two or more apertures
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)
- Investigating Or Analysing Biological Materials (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712111356 DE2111356A1 (de) | 1971-03-10 | 1971-03-10 | Vorrichtung zum Bestimmen der Anzahl und/oder der Groesse von in einer Probenfluessigkeit suspendierten Partikeln |
DE2145531A DE2145531C2 (de) | 1971-09-11 | 1971-09-11 | Vorrichtung zum Zählen und Klassieren von in einer elektrisch leitenden Flüssigkeit suspendierten Teilchen |
DE19722201894 DE2201894A1 (de) | 1972-01-15 | 1972-01-15 | Verfahren zum zaehlen und klassieren von in einer untersuchungsfluessigkeit suspendierten partikeln |
Publications (1)
Publication Number | Publication Date |
---|---|
CA953786A true CA953786A (en) | 1974-08-27 |
Family
ID=27183256
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA136,644A Expired CA953786A (en) | 1971-03-10 | 1972-03-09 | Apparatus for counting and classifying particles suspended in a test liquid |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5435115B1 (de) |
BE (1) | BE780440A (de) |
CA (1) | CA953786A (de) |
CH (1) | CH558529A (de) |
ES (1) | ES400399A1 (de) |
FR (1) | FR2132004B1 (de) |
GB (1) | GB1322686A (de) |
IT (1) | IT953449B (de) |
NL (1) | NL7202865A (de) |
SE (1) | SE375614B (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4165484A (en) * | 1977-03-23 | 1979-08-21 | Becton, Dickinson And Company | Particle counting apparatus utilizing various fluid resistors to maintain proper pressure differentials |
-
1972
- 1972-03-01 GB GB960472A patent/GB1322686A/en not_active Expired
- 1972-03-02 SE SE7202684A patent/SE375614B/xx unknown
- 1972-03-03 CH CH311772A patent/CH558529A/de not_active IP Right Cessation
- 1972-03-03 NL NL7202865A patent/NL7202865A/xx not_active Application Discontinuation
- 1972-03-03 ES ES72400399A patent/ES400399A1/es not_active Expired
- 1972-03-07 IT IT2152072A patent/IT953449B/it active
- 1972-03-09 CA CA136,644A patent/CA953786A/en not_active Expired
- 1972-03-09 FR FR7208301A patent/FR2132004B1/fr not_active Expired
- 1972-03-09 BE BE780440A patent/BE780440A/xx unknown
- 1972-03-10 JP JP2463072A patent/JPS5435115B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
SE375614B (de) | 1975-04-21 |
ES400399A1 (es) | 1975-01-01 |
CH558529A (de) | 1975-01-31 |
FR2132004B1 (de) | 1976-02-20 |
JPS5435115B1 (de) | 1979-10-31 |
IT953449B (it) | 1973-08-10 |
FR2132004A1 (de) | 1972-11-17 |
NL7202865A (de) | 1972-09-12 |
BE780440A (fr) | 1972-07-03 |
GB1322686A (en) | 1973-07-11 |
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