Method of laser drilling a substrate

Details Method of laser drilling a substrate Method of laser drilling a substrate

1989-02-27

1990-08-14

Albritton, C. L.

Electric heating

Metal heating

By arc

21912185, B23K 2600

Patent

active

049489410

ABSTRACT:
A method of laser drilling a substrate includes the steps of placing a sacrificial member over the substrate, and then laser drilling through the sacrificial member. This method produces a substantially uniform hole in the substrate.

REFERENCES:
patent: 3956052 (1976-05-01), Koste et al.

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