Radiant energy – Radiation tracer methods
Patent
1984-11-21
1986-11-04
Howell, Janice A.
Radiant energy
Radiation tracer methods
2504591, 2504611, 25230119, G07N 2191
Patent
active
046211934
ABSTRACT:
A method for detecting surface defects in parts by entrapped fluorescent dye penetrant uses a novel applicator which conveys liquid fluorescent dye penetrant by capillary action from a reservoir within the applicator to the surface of the object being tested. The liquid fluorescent dye penetrant has low viscosity and high penetrating power which make the method and applicator effective in detecting minute surface flaws.
REFERENCES:
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patent: 3829690 (1974-08-01), Snyder
patent: 3875108 (1975-04-01), Koch et al.
patent: 3915885 (1975-10-01), Molina
patent: 3915886 (1975-10-01), Molina
patent: 3965350 (1976-06-01), Molina
patent: 3992319 (1976-11-01), Alburger
patent: 4249072 (1981-02-01), Buros
patent: 4273671 (1981-06-01), Allinikov
patent: 4392982 (1983-07-01), Molina
Chapin William L.
Hannaher Constantine
Howell Janice A.
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