Optoelectronic detector for chemical reactions

Details Optoelectronic detector for chemical reactions Optoelectronic detector for chemical reactions

1992-06-04

1994-03-01

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

356436, G01N 1506

Patent

active

052910300

ABSTRACT:
Changes in the state of a chemical reactant, particularly a resin used for purifying gases, are measured by directing a beam of light through the reactant and detecting changes in the light transmissivity of the reactant as the reactant goes from a first state to a second state.

REFERENCES:
patent: 3592607 (1971-07-01), Bruce
patent: 3992109 (1976-11-01), Bock
patent: 4224405 (1980-09-01), Hijikata
patent: 4629903 (1986-12-01), Giacobbe et al.
patent: 4782226 (1988-11-01), Jeffries, Jr. et al.
patent: 4908676 (1990-03-01), Bedell et al.

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