Classifying – separating – and assorting solids – Plural – diverse separating operations – Gaseous suspension and stratifying
Patent
1993-10-12
1995-02-28
Dayoan, D. Glenn
Classifying, separating, and assorting solids
Plural, diverse separating operations
Gaseous suspension and stratifying
209474, 209486, 209492, 198728, 198731, B03B 400
Patent
active
053929225
ABSTRACT:
A high capacity dry separation apparatus with air-heavy medium fluidized bed having a separation chamber (3) with a fluidized bed above an air distributor (4), a scraper conveyer (2) in the separation chamber (3) having a double-scraper structure made up of two columns of scrapers moving side by side, and a sink discharge outlet (8) at one end of the separation chamber. An up-floating materials discharge outlet (11) and a feed inlet (12) are arranged on opposite sides of the separation chamber (3). An inclined inner circulator (7) for heavy medium is provided in the separation chamber and includes an air inlet tube (13), a cone-shaped buffer chamber (14), a sieve layer (15), a multilayer fabric (16) and a sintered metal plate (17).
REFERENCES:
patent: 1944643 (1934-01-01), Holmes
patent: 3300029 (1967-01-01), Jenkins
patent: 3471016 (1969-10-01), Eveson et al.
patent: 4194971 (1980-03-01), Beeckmans
patent: 4787400 (1988-11-01), Tanis
China University of Mining and Technology
Dayoan D. Glenn
Nguyen Tuan N.
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