Patent ID: 7600666

Claim:
A repairing process for repairing a substrate comprising: providing a V-shaped feedstock having a back and opposite inwardly sloped side walls, feeding the V-shaped feedstock into a substrate in need of repair, heating the V-shaped feedstock by directing energy to the back of the feedstock, conducting energy through the feedstock, and fusing the sloped side walls of the feedstock and sloped side walls in a substrate with the conducted energy, further comprising repairing and filling an opening in a substrate by initially preparing sloping side walls of the opening, preparing a plug with sloped side walls for filling the opening, placing the plug in the opening, inserting the V-shaped feedstock between the plug and sloping side walls of the opening, and heating and fusing the side walls of the V-shaped feedstock with the sloped side walls of the plug and the sloping side walls of the opening.