Device for introducing particles into analyzer of dustiness of g

Details Device for introducing particles into analyzer of dustiness of g Device for introducing particles into analyzer of dustiness of g

1978-09-26

1980-07-22

Kreitman, Stephen A.

Measuring and testing

Instrument proving or calibrating

Volume of flow, speed of flow, volume rate of flow, or mass...

73 28, G01N 1500

Patent

active

042133254

ABSTRACT:
A device for introducing particles into an analyzer of dustiness of a gaseous medium comprises a cell having a transparent cover with a microscope arranged thereabove. A through guide duct is made in a wall of the cell, while provided in the bottom of the latter are a vertical feed duct communicating with the dustiness analyzer and a horizontal channel which is an extension of the through guide duct and intersects the vertical feed duct. The device also comprises a source of a pure gaseous medium which is fed under pressure into the through guide duct wherewith the source communicates.

REFERENCES:
patent: 1900477 (1933-03-01), Wittemeier
patent: 3495439 (1970-02-01), Von Brand
patent: 3770351 (1973-11-01), Wyatt
patent: 3926344 (1975-12-01), Bradley et al.
patent: 4024407 (1977-05-01), Meric et al.

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