Turbidity measuring device and method

Details Turbidity measuring device and method Turbidity measuring device and method

1987-11-24

1990-03-06

Pianalto, Bernard

Optics: measuring and testing

For light transmission or absorption

Of fluent material

356 36, 435291, G01N 2100

Patent

active

049061011

ABSTRACT:
This disclosure relates to a device for measuring turbidity in static or dynamic streams wherein the fluid has up to 8500 ppm solids and at depth of up to 8". The device contains a high intensity light source, means for controlling the wavelength of the transmitted light to between 550-900 nm to filter out color variables in the streams, and a very sensitive photosensor aligned with the viewing means for picking up the light transmitted through the streams.

REFERENCES:
patent: 3962041 (1976-06-01), Muller
patent: 4027971 (1977-06-01), Kolman
patent: 4072424 (1978-02-01), McMullan

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