Patent ID: 6444164
Filing Date: 2002-09-03
Classification: B22F,C22B,Y02P

Abstract:
An apparatus for producing a high-purity silver material comprising an electric furnace, said electric furnace comprising an outer cylinder and an inner cylinder, said outer cylinder enclosing said inner cylinder, said outer cylinder being capable of being evacuated with a vacuum pump,a recovery mold disposed within said inner cylinder, an aspiration table disposed within said inner cylinder and connected to said recovery mold at a central portion of said recovery mold, a feed crucible disposed within said inner cylinder and above said recovery mold, said feed crucible being connected to the aspiration table, a cooling trap disposed below said recovery mold and within said outer cylinder, and a water-cooled flange disposed below said cooling trap, said cooling trap and said water-cooled flange being detachably connected together.