Electric heating – Metal heating – For deposition welding
Patent
1989-05-01
1990-09-04
Shaw, Clifford C.
Electric heating
Metal heating
For deposition welding
29460, 219 591, B23K 904
Patent
active
049546821
ABSTRACT:
A system and method for coating the inside diameter of a tube weld bead includes a metallizing head supported in spaced relationship within the tube on a cushion of inert gas and means to atomize metallizing wire in its passage between the coating head and tube to deposit a metallic coating layer on the internal weld bead.
REFERENCES:
patent: 2754225 (1952-11-01), Gfeller
patent: 3768145 (1973-10-01), Ostrowski
Baran Ireneusz W.
Hijuelos Humberto A.
Maneely-Illinois, Inc.
Shaw Clifford C.
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