Device for measuring the dust content of a gas stream

Details Device for measuring the dust content of a gas stream Device for measuring the dust content of a gas stream

1975-05-15

1977-05-17

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

356207, G01N 2126

Patent

active

040244075

ABSTRACT:
A device for measuring dust content in a gas stream comprising a light soe, a photosensitive receiver, and means to direct an essentially dust free stream against the main gas stream to form a dust curtain into which the beam penetrates and reflects to the receiver.

REFERENCES:
patent: 2966092 (1960-12-01), Hartridge
patent: 3317730 (1967-05-01), Hilsum
patent: 3809913 (1974-05-01), Prellwitz
patent: 3954342 (1976-05-01), Boeke

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