Mineral refinement by high RF energy application

Details Mineral refinement by high RF energy application Mineral refinement by high RF energy application

1987-11-27

1990-01-16

Niebling, John F.

Chemistry: electrical and wave energy

Apparatus

20415715, 2041582, 42218629, B01J 1908

Patent

active

048941344

ABSTRACT:
A method and apparatus for the elimination of unwanted impurities and inclusions from a variety of non-conductive base materials by the application of high power, variable frequency RF energies in selective or rarefied atmospheres. Refined natural quartz is a product acquired by the method using the apparatus herein described.

REFERENCES:
patent: 2553944 (1951-05-01), Schlesman
patent: 3205162 (1965-09-01), MacLean
patent: 3948601 (1976-04-01), Fraser
patent: 3981687 (1976-09-01), Vig
patent: 4056368 (1977-11-01), Rozmus
patent: 4207286 (1980-06-01), Gut Boucher
patent: 4572735 (1986-02-01), Poetzschke

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