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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Coulter Electronics Inc
Original Assignee
Coulter Electronics Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US05/589,936external-prioritypatent/US3979669A/en
Application filed by Coulter Electronics IncfiledCriticalCoulter Electronics Inc
Publication of FR2317646A1publicationCriticalpatent/FR2317646A1/fr
Application grantedgrantedCritical
Publication of FR2317646B3publicationCriticalpatent/FR2317646B3/fr
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
G01N1/00—Sampling; Preparing specimens for investigation
G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
G01N1/38—Diluting, dispersing or mixing samples
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)
Sampling And Sample Adjustment
(AREA)
FR7619099A1975-06-241976-06-23Systeme d'analyse de particules
GrantedFR2317646A1
(fr)