Electric heating – Metal heating – By arc
Patent
1989-10-20
1991-04-30
Albritton, C. L.
Electric heating
Metal heating
By arc
21912185, B23K 2600
Patent
active
050120670
ABSTRACT:
A method of machining a diamond workpiece by a laser beam in which a metallic membrane or layer is formed on at least one surface of the workpiece before the workpiece is subjected to the machining operation. The metallic membrane or layer is preferably formed on both side surfaces of a plate-like diamond workpiece. The workpiece machined according to the present invention has a good appearance without cracks and splinters, and a smooth cut surface.
REFERENCES:
patent: 4476375 (1984-10-01), Ogawa
patent: 4546231 (1985-10-01), Gresser et al.
Sato Jun-ichi
Shimizu Minoru
Albritton C. L.
Osaka Kongo Seito Co., Ltd.
Showa Denko K.K.
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