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Title: Welding method combining laser welding and MIG welding

Patent ·
OSTI ID:5497389

Welding of deep penetration is obtained in a sustrate by a method which comprises first melting the joint portion of the substrates by MIG welding and then focusing a laser beam in the bottom surface of a crater formed in consequence of the MIG welding thereby effecting laser welding of the crater.

Assignee:
Agency of Industrial Science and Technology (Japan); Ministry of International Trade and Industry (Japan)
Patent Number(s):
US 4507540
OSTI ID:
5497389
Resource Relation:
Patent Priority Date: Priority date 15 Mar 1983, Japan; Other Information: PAT-APPL-475693
Country of Publication:
United States
Language:
English