| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for producing a metallic product in which a fluorescent material is locally incorporated into a part of the surface. SOLUTION: In the method for producing a metallic product in which a fluorescent material is locally incorporated into a part of the surface, a part of the surface of the metallic product is subjected to ultrasonic impact treatment so as to be struck with an ultrasonic vibration terminal in which the diameter of the tip part is≥0.01 mm, and a fluorescent material is added or applied on the surface, so that a part of the surface of the metallic product is made into a material comprising the fluorescent material. COPYRIGHT: (C)2004,JPO
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