Solids concentration detector

Details Solids concentration detector Solids concentration detector

1991-11-12

1993-05-11

Rosenberger, Richard A.

Optics: measuring and testing

For light transmission or absorption

Of fluent material

250574, G01N 2153

Patent

active

052105954

ABSTRACT:
An optoelectric detector having transparent tubes separated by a thin opaque barrier with LEDs in one tube adjacent one side of the barrier and a photoconductor in the other tube adjacent to the opposite side of the barrier. The LEDs and photoconductor being in close proximity with the photoconductor with the photoconductor only receiving light emitted by the LEDs which is reflected from the solids in medium in which the detector is used.

REFERENCES:
patent: 3263553 (1966-08-01), Baruch
patent: 3586862 (1971-06-01), Topol
patent: 3665201 (1972-05-01), Shea et al.
patent: 3861802 (1975-01-01), Belmear
patent: 4950908 (1990-08-01), Oblad et al.

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