Method and apparatus for the manufacture of high purity silicon

Details Method and apparatus for the manufacture of high purity silicon Method and apparatus for the manufacture of high purity silicon

1983-06-17

1985-07-30

Czaja, Donald

Plastic and nonmetallic article shaping or treating: processes

Formation of solid particulate material directly from molten...

By extrusion spraying or gravity fall through orifice

264 13, B29C 600

Patent

active

045320900

ABSTRACT:
Manufacture of silicon granules from molten silicon by pouring molten silicon into a liquid body to solidify and granulate the silicon. The liquid body is substantially free of impurities which will contaminate the silicon.

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patent: 3345235 (1967-10-01), Miller
patent: 3457335 (1969-07-01), Elliott
patent: 3530207 (1970-09-01), Scheer
patent: 3689607 (1972-09-01), Backlund
patent: 4081500 (1978-03-01), Malcolm
patent: 4149837 (1979-04-01), Baker et al.
patent: 4168967 (1979-09-01), Sridhar et al.
patent: 4354987 (1982-10-01), Iya

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