Vacuum compression brazing furnace and method of using same

Metal fusion bonding – With means to cool work or product

Reexamination Certificate

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Details

C228S049100, C228S049200, C219S159000, C219S385000, C432S123000

Reexamination Certificate

active

06910614

ABSTRACT:
A vacuum heat treating furnace for brazing a large metallic part is disclosed. The vacuum furnace includes a pressure vessel having a cylindrical wall and a door dimensioned and positioned for closing an end of the cylindrical wall. A workpiece handling system is mounted on the pressure vessel door for supporting a metallic workpiece to be heat treated or brazed. The workpiece handling system includes apparatus for rotating the workpiece during a processing cycle. A vacuum system is connectable to the workpiece for creating a subatmospheric pressure inside the workpiece during a brazing cycle.

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