Patent ID: 6929670
Filing Date: 2005-08-16
Classification: B01D,Y10S

Abstract:
1. An apparatus for the removal of sand from a metal casting encased in a sand mold located in an air stream in a thermal sand removal oven comprising: means to move air through said oven, said means to move air operatively arranged to move air along said air stream in said thermal sand removal oven, said air stream traversing said metal casting encased in said sand mold, said air stream recirculating past said means to move air and said metal casting encased in said sand mold; and a plurality of sand removal members, said members secured to an inside wall of said thermal sand removal oven, said members projecting into said recirculating air stream, said members located in said air stream between said at least casting encased in said sand mold and said means to move air, and said sand removal members arranged to precipitate sand entrained in said air stream.