Oxygen sensor

Details Oxygen sensor Oxygen sensor

1987-01-15

1988-01-05

Kaplan, G. L.

Chemistry: electrical and wave energy

Apparatus

Electrolytic

204423, G01N 2758

Patent

active

047174633

ABSTRACT:
An expandable immersion oxygen sensor for molten metal is provided with an improved oxygen reference electrode including Cr, Cr.sub.2 O.sub.3, NiO, and Fe and the oxygen electrode and thermocouple are secured in the face of the sensor by resin-sand to reduce initial overshoot and failure due to thermal shock.

REFERENCES:
patent: 3841987 (1974-10-01), Friese et al.
patent: 4045300 (1977-08-01), Renet
patent: 4342633 (1982-08-01), Cure
patent: 4399022 (1983-08-01), Nakajima et al.
patent: 4451350 (1984-05-01), Tsuchida et al.

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