Automatic method for separating and cleaning silicon carbide fur

Classifying – separating – and assorting solids – Precedent preparation of items or materials to facilitate... – Selective differentiation

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209 9, 209214, 423345, 501 88, B03C 100

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046860320

ABSTRACT:
Method of automatically separating and cleaning silicon carbide furnace materials using magnetic separation techniques. In the method of the invention, crushed or particulate silicon carbide furnace materials are mixed with a magnetic powder. The lower grade silicon carbide particles are then separated from the first grade silicon carbide crystals using magnetic separation means. Recoveries of at least 75% of the first grade silicon carbide are possible using the method of the invention. This method is also useful for the beneficiation of ores, minerals, or man-made materials.

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