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US 6,193,805 B1Granted
Diffuser
OwnerJames Moir Cargillinventor
Life of this patent
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Abstract
A diffusion apparatus for extraction of sugar from sugar cane has a vertically-diposed annular extracting compartment including a revolving screen deck contained within a fixed inner shell and a fixed outer shell. The revolving screen is supported on rollers and driven by any suitable elements. The comminuted sugar cane is fed into the compartment and extracting liquid is moved countercurrent and exits through an outlet.
Claims7
A diffusion apparatus, comprising:
- an outer cylindrical shell, an inner cylindrical shell, and an annular extraction compartment vertically disposed therebetween;
- a horizontal monolithic screen located in the annular compartment, said monolithic screen being structured and arranged to rotate between the inner and outer shells;
- a fixed liquid collection means positioned below the screen;
- an inlet for material to be extracted;
- an outlet including means for continuously discharging extracted material;
- means for circulating extracting liquid from the fixed collection means to fixed positions above the screen;
- and
- outlet means for a solute.
5 more elements
Dependencies are inferred from the claim text.