Condensation nucleus counter

Details Condensation nucleus counter Condensation nucleus counter

1987-04-17

1988-12-13

Heyman, John S.

Optics: measuring and testing

With sample preparation

Condensation nuclei detector

356337, 73 28, 377 10, G01N 3100, G01N 100, G01N 1502

Patent

active

047906502

ABSTRACT:
A condensation nucleus counter (1) for measuring particulate concentration within a gaseous environment, including an inlet orifice (3) leading to a flow path (5) within saturator (4). The resultant vapor (10) enters a condenser section (11) wherein the particulate matter suspended within serves as the nucleus for condensation. The enlarged droplets (23) thus formed enter a conventional optical particle counter section (15).

REFERENCES:
patent: 3694085 (1972-09-01), Rich
patent: 3806248 (1974-04-01), Sinclair
patent: 4449816 (1984-05-01), Kohsaka et al.

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