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IPSEN International, Inc. Patents
IPSEN International, Inc.
Cherry Valley, IL
No. of patents:

Patent Number Title Of Patent Date Issued
6910614 Vacuum compression brazing furnace and method of using same June 28, 2005
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 press
6903306 Directional cooling system for vacuum heat treating furnace June 7, 2005
A furnace for heat treating of metal parts includes a hot zone enclosure defining a hot zone therein. The hot zone enclosure has a side wall, a first end wall, and a second end wall. The side wall has slots formed therethrough and along the length thereof. The heat treating furnace also
6756566 Convection heating system for vacuum furnaces June 29, 2004
A convection heating system includes a hot zone enclosure defining a hot zone and a plurality of gas injection nozzles for injecting a cooling gas into the heat treatment zone of furnace. Each gas injection nozzle may include a flap disposed and pivotally supported therein for substantia
6533991 Cooling gas injection nozzle for a vacuum heat treating furnace March 18, 2003
A nozzle for injecting a cooling gas in a vacuum heat treating furnace is described. The cooling gas injection nozzle according to the present invention has a forward portion with a first central opening formed therethrough. The cooling gas injection nozzle also has a rear portion wi
6307874 Expansion loops for heating elements in vacuum furnaces October 23, 2001
A heating element for a vacuum heat treating furnace, a hot zone for a vacuum heat treating furnace, and a vacuum furnace are disclosed. The heating element includes a first heating element portion formed of a thin form of conductive, refractory metal or alloy, and an expansion loop
5930285 Heating element support for an electric heat treating furnace July 27, 1999
A support or hanger for an electric heating element in a heat treating furnace is disclosed. The heating element support includes a support arm having first and second end portions. First and second ceramic sleeves extend transversely through the support arm and a bracket surrounds at
5883361 Diffusion bonding furnace having a novel press arrangement March 16, 1999
A diffusion bonding furnace includes a pressure vessel having a top and a chamber. A press penetrates through an opening in the top of the pressure vessel, so that a first end of the press is disposed within the chamber. The opening in the top of the pressure vessel is sealed around the

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