Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 10, 2008
Patent Application Number
11399559
Date Filed
April 6, 2006
Patent Primary Examiner
Patent abstract
An apparatus and process are provided for casting liquid metals into molds in a casting furnace comprising a controlled environment melt chamber and a mold lock chamber. A mold is supplied to the controlled environment melt chamber for a pour, and removed from the same chamber via a mold lock chamber. A mold transport system moves the mold through the mold lock chamber. The mold transport system comprises a rotary screw drive, a cylinder screw drive, or hydraulic drive located external to the furnace. Alternatively the mold transport system comprises a rack and worm screw drive.
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