Electrographic pen

Electrolysis: processes – compositions used therein – and methods – Electrolytic analysis or testing – For properties of solid material

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Details

204400, 205775, G01N 2726

Patent

active

057165130

ABSTRACT:
A pen shaped electrochemical cell houses a nib shaped diaphragm dispensing aqueous ammonium bromide charged to a potential of about 3 volts. The device is used to coat an identifying reddish ink comprising gold bromide on a test electrode comprising gold.

REFERENCES:
patent: 2531747 (1950-11-01), Stearn
patent: 3028317 (1962-04-01), Wilson et al.
patent: 3236759 (1966-02-01), Robinson
patent: 3282804 (1966-11-01), Stearn
patent: 4053381 (1977-10-01), Hamblen et al.
patent: 4799999 (1989-01-01), Medvinsky et al.
patent: 4824551 (1989-04-01), Rupich
patent: 5080766 (1992-01-01), Moment et al.
Feigl, "Inorganic Spot Tests", 6th English edition, Elsevier Pub. Co., New York, 1960 month unavailable, pp. 428-429, 56-61.
Lerner, "Detection of Gold in Plating", Industrial and Engineering Chemistry, vol. 15, (1944) month unavailable, p. 416.
Calamari, "Rapid Detection of Gold by the Electrographic Method", Industrial and Engineering Chemistry, vol. 14, (1943) month unavailable, p. 535.

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