This is a video of brazing a copper plate with a halogen line heater.
Please check the following site for more information.
Related page:
Brazing of Stainless Steal Plate with Halogen Line Heater 
Brazing Aluminum Plate with Halogen Line Heater 
Brazing of Stainless Steel Using Halogen Point Heater 
Powdery brazing of an aluminum board and a thermocouple 
Melting Aluminum Plate with Halogen Line Heater 
Melting of bismuth 
Melting of lead 
Brazing of Copper Using Halogen Point Heater