Fluid analyzer

Details Fluid analyzer Fluid analyzer

1986-12-22

1989-02-28

Howell, Janice A.

Radiant energy

Invisible radiant energy responsive electric signalling

Infrared responsive

356437, G01J 100, G01N 2100

Patent

active

048088250

ABSTRACT:
A fluid analyzer having a light source, a cell for receiving fluid to be analyzed and reference fluid and positioned to receive light from the light source, a detector positioned for receiving the output from the cell, and a light source body having inner reflective walls with a curved profile in the direction extending between the light source and the cell for forming a first focal point at one end thereof and a second focal point at the other end thereof. The light source is positioned in the light source body substantially coincident with the first focal point, and the other end of the light source body extends around the end of the cell which is toward the light source and with the second focal point within the cell.

REFERENCES:
patent: 3562524 (1971-02-01), Moore et al.
patent: 3946239 (1976-03-01), Salzman et al.
patent: 4557603 (1985-12-01), Oehler et al.
patent: 4662755 (1987-05-01), Aoki et al.

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