CPC B01D 11/0296 (2013.01) [B01D 11/0207 (2013.01); B01D 11/028 (2013.01); B01D 11/0219 (2013.01); B01D 11/0288 (2013.01)] | 24 Claims |
1. A method of operating an extraction system for recovering solvent from solvent-bearing mass, the method comprising:
introducing, into an extraction vessel cavity containing at least the solvent-bearing mass, a first heated fluid portion via a first input orifice of an extraction vessel, the first heated fluid portion having a first temperature that is at least equal to a boiling point temperature of a first liquid solvent of the solvent-bearing mass;
evaporating, by the first heated fluid portion, a first liquid solvent portion from the solvent-bearing mass, thereby producing a first solvent vapor portion;
collecting at least the first solvent vapor portion after exiting a first output orifice of the extraction vessel; and
substantially containing the first heated fluid portion within the extraction vessel during the collecting at least the first solvent vapor portion step.
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