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US 5,489,381 AGranted
Extruder apparatus for separating solids from fluids
AssigneeGeneral Electric Company
InventorsJames Day, Ganesh Kailasam, Godavarthi S. Varadarajan
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Abstract
A novel apparatus for isolating solids, slurries or wetcakes from fluids is disclosed. Said apparatus comprises an extruder having a dynamic seal and a barrel comprising a slip joint and a floating auger which allows for solid recovery under pressure in the absence of substantial solvent volatilization.
Claims11
An extruder apparatus for separating solids, slurries or wetcakes from fluids, said apparatus comprising:
- an extruder attached to a barrel by means of a particle passage and said extruder comprises:
- (i) an extruder chamber having a screw with screw flights inserted therein, wherein said screw is attached to an extruder motor drive;
- (ii) a posterior extruder seal;
- and
- (iii) solution or mixture component inlets;
- and said barrel comprises:
- (iv) a rotating floating auger with a posterior shaft, a conical anterior portion and flights thereon;
- (v) a slip joint with a conical posterior portion and an anterior portion in which the posterior shaft of said floating auger inserts and said slip joint has a posterior drive shaft attached to a motor drive external to said barrel;
- (vi) an anterior annular seat;
- (vii) a posterior annular seat;
- and
- (viii) an anterior opening.
9 more elements
Dependencies are inferred from the claim text.