Method for reducing void volumes in cavities for laser drilling

Details Method for reducing void volumes in cavities for laser drilling Method for reducing void volumes in cavities for laser drilling

1998-09-29

1999-07-27

Mills, Gregory

Electric heating

Metal heating

By arc

21912185, 29889721, B23K 2618

Patent

active

059285346

ABSTRACT:
A method for disposing a blocking material in a cavity 38 for blocking a laser beam is disclosed. Various details of the method are developed to minimize the formation of voids in the cavity. In one embodiment, a reduced pressure is used during the method to reduce the amount of gas trapped in the cavity.

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