Particle size distribution analyzation employing trailing edge differentiation

A particle analyzer for obtaining a narrow distribution of particles suspended in a liquid wherein electric pulses are produced by moving the liquid through a sensing zone. The analyzer includes elements for differentiating the pulses, short circuiting to ground pulse portions of one state and measu...

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Hauptverfasser: COULTER, WALLACE H
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A particle analyzer for obtaining a narrow distribution of particles suspended in a liquid wherein electric pulses are produced by moving the liquid through a sensing zone. The analyzer includes elements for differentiating the pulses, short circuiting to ground pulse portions of one state and measuring the heights of pulse portions of another state as indications of particle sizes.